| Âèäîâå ñëàäêîâîäíè ðèáè â ðåêà Àìàçîíêà - èçòî÷íèê Fishbase.org. | 
| Âèä | Àíãëèéñêî èìå | Ñåìåéñòâî | 
 | Acestrorhynchus abbreviatus |   | Acestrorhynchidae | 
 | Acestrorhynchus altus |   | Acestrorhynchidae | 
 | Acestrorhynchus falcatus |   | Acestrorhynchidae | 
 | Acestrorhynchus falcirostris |   | Acestrorhynchidae | 
 | Acestrorhynchus grandoculis |   | Acestrorhynchidae | 
 | Acestrorhynchus heterolepis |   | Acestrorhynchidae | 
 | Acestrorhynchus lacustris |   | Acestrorhynchidae | 
 | Acestrorhynchus maculipinna |   | Acestrorhynchidae | 
 | Acestrorhynchus microlepis | Pike characin | Acestrorhynchidae | 
 | Acestrorhynchus minimus |   | Acestrorhynchidae | 
 | Acestrorhynchus nasutus |   | Acestrorhynchidae | 
 | Gnathocharax steindachneri |   | Acestrorhynchidae | 
 | Heterocharax leptogrammus |   | Acestrorhynchidae | 
 | Heterocharax macrolepis |   | Acestrorhynchidae | 
 | Heterocharax virgulatus |   | Acestrorhynchidae | 
 | Hoplocharax goethei |   | Acestrorhynchidae | 
 | Roestes ogilviei |   | Acestrorhynchidae | 
 | Apionichthys dumerili | Longtail sole | Achiridae | 
 | Apionichthys finis |   | Achiridae | 
 | Apionichthys menezesi |   | Achiridae | 
 | Apionichthys nattereri |   | Achiridae | 
 | Apionichthys rosai |   | Achiridae | 
 | Apionichthys seripierriae |   | Achiridae | 
 | Hypoclinemus mentalis |   | Achiridae | 
 | Pnictes asphyxiatus |   | Achiridae | 
 | Abramites hypselonotus | Marbled headstander | Anostomidae | 
 | Anostomus anostomus | Striped headstander | Anostomidae | 
 | Anostomus longus |   | Anostomidae | 
 | Anostomus ternetzi |   | Anostomidae | 
 | Hypomasticus lineomaculatus |   | Anostomidae | 
 | Laemolyta fasciata |   | Anostomidae | 
 | Laemolyta fernandezi |   | Anostomidae | 
 | Laemolyta garmani |   | Anostomidae | 
 | Laemolyta taeniata |   | Anostomidae | 
 | Leporellus vittatus |   | Anostomidae | 
 | Leporinus acutidens |   | Anostomidae | 
 | Leporinus affinis |   | Anostomidae | 
 | Leporinus agassizii |   | Anostomidae | 
 | Leporinus alternus |   | Anostomidae | 
 | Leporinus cylindriformis |   | Anostomidae | 
 | Leporinus fasciatus | Banded leporinus | Anostomidae | 
 | Leporinus holostictus |   | Anostomidae | 
 | Leporinus jamesi |   | Anostomidae | 
 | Leporinus klausewitzi |   | Anostomidae | 
 | Leporinus moralesi |   | Anostomidae | 
 | Leporinus multifasciatus |   | Anostomidae | 
 | Leporinus nattereri |   | Anostomidae | 
 | Leporinus pachyurus |   | Anostomidae | 
 | Leporinus parae |   | Anostomidae | 
 | Leporinus paralternus |   | Anostomidae | 
 | Leporinus pellegrinii |   | Anostomidae | 
 | Leporinus striatus |   | Anostomidae | 
 | Leporinus trifasciatus |   | Anostomidae | 
 | Leporinus wolfei |   | Anostomidae | 
 | Leporinus y-ophorus |   | Anostomidae | 
 | Petulanos intermedius |   | Anostomidae | 
 | Pseudanos gracilis |   | Anostomidae | 
 | Pseudanos trimaculatus | Threespot headstander | Anostomidae | 
 | Rhytiodus argenteofuscus |   | Anostomidae | 
 | Rhytiodus microlepis |   | Anostomidae | 
 | Schizodon fasciatus |   | Anostomidae | 
 | Schizodon vittatus |   | Anostomidae | 
 | Adontosternarchus balaenops |   | Apteronotidae | 
 | Adontosternarchus devenanzii |   | Apteronotidae | 
 | Adontosternarchus duartei |   | Apteronotidae | 
 | Adontosternarchus nebulosus |   | Apteronotidae | 
 | Apteronotus albifrons | Black ghost | Apteronotidae | 
 | Apteronotus bonapartii |   | Apteronotidae | 
 | Apteronotus lindalvae |   | Apteronotidae | 
 | Apteronotus macrolepis |   | Apteronotidae | 
 | Compsaraia compsus |   | Apteronotidae | 
 | Magosternarchus duccis |   | Apteronotidae | 
 | Magosternarchus raptor |   | Apteronotidae | 
 | Orthosternarchus tamandua |   | Apteronotidae | 
 | Parapteronotus hasemani |   | Apteronotidae | 
 | Pariosternarchus amazonensis |   | Apteronotidae | 
 | Platyurosternarchus crypticus |   | Apteronotidae | 
 | Platyurosternarchus macrostomus |   | Apteronotidae | 
 | Porotergus gimbeli |   | Apteronotidae | 
 | Sternarchella calhamazon |   | Apteronotidae | 
 | Sternarchella schotti |   | Apteronotidae | 
 | Sternarchella sima |   | Apteronotidae | 
 | Sternarchella terminalis |   | Apteronotidae | 
 | Sternarchogiton labiatus |   | Apteronotidae | 
 | Sternarchogiton nattereri |   | Apteronotidae | 
 | Sternarchogiton porcinum |   | Apteronotidae | 
 | Sternarchogiton preto |   | Apteronotidae | 
 | Sternarchorhamphus muelleri |   | Apteronotidae | 
 | Sternarchorhynchus caboclo | Cabocolo tube-snouted ghost knifefish | Apteronotidae | 
 | Sternarchorhynchus curumim | Curumim tube-snouted ghost knifefish | Apteronotidae | 
 | Sternarchorhynchus curvirostris |   | Apteronotidae | 
 | Sternarchorhynchus higuchii | Higuchi’s tube-snouted ghost knifefish | Apteronotidae | 
 | Sternarchorhynchus jaimei | Jamei’s tube-snouted ghost knifefish | Apteronotidae | 
 | Sternarchorhynchus montanus | Montanus tube-snouted ghost knifefish | Apteronotidae | 
 | Sternarchorhynchus mormyrus | Mormyrus tube-snouted ghost knifefish | Apteronotidae | 
 | Sternarchorhynchus oxyrhynchus | Oxyrhynchus tube-snouted ghost knifefish | Apteronotidae | 
 | Sternarchorhynchus retzeri | Retzer’s tube-snouted ghost knifefish | Apteronotidae | 
 | Sternarchorhynchus roseni | Rosen’s tube-snouted ghost knifefish | Apteronotidae | 
 | Sternarchorhynchus severii | Severi’s tube-snouted ghost knifefish | Apteronotidae | 
 | Sternarchorhynchus stewarti | Stewart’s tube-snouted ghost knifefish | Apteronotidae | 
 | Arapaima gigas | Arapaima | Arapaimidae | 
 | Amphiarius rugispinis | Softhead sea catfish | Ariidae | 
 | Aspistor quadriscutis | Bressou sea catfish | Ariidae | 
 | Bagre bagre | Coco sea catfish | Ariidae | 
 | Sciades couma | Couma sea catfish | Ariidae | 
 | Amaralia hypsiura |   | Aspredinidae | 
 | Aspredo aspredo | Banjo | Aspredinidae | 
 | Bunocephalus aleuropsis |   | Aspredinidae | 
 | Bunocephalus coracoideus | Guitarrita | Aspredinidae | 
 | Bunocephalus knerii | Ecuador banjo catfish | Aspredinidae | 
 | Bunocephalus verrucosus | Gnarled catfish | Aspredinidae | 
 | Micromyzon akamai |   | Aspredinidae | 
 | Pseudobunocephalus amazonicus |   | Aspredinidae | 
 | Pseudobunocephalus bifidus |   | Aspredinidae | 
 | Pseudobunocephalus quadriradiatus |   | Aspredinidae | 
 | Pterobunocephalus depressus |   | Aspredinidae | 
 | Pterobunocephalus dolichurus |   | Aspredinidae | 
 | Xyliphius lepturus |   | Aspredinidae | 
 | Xyliphius melanopterus |   | Aspredinidae | 
 | Astroblepus boulengeri |   | Astroblepidae | 
 | Astroblepus festae |   | Astroblepidae | 
 | Ageneiosus atronasus |   | Auchenipteridae | 
 | Ageneiosus brevis |   | Auchenipteridae | 
 | Ageneiosus ucayalensis |   | Auchenipteridae | 
 | Ageneiosus uranophthalmus |   | Auchenipteridae | 
 | Ageneiosus vittatus |   | Auchenipteridae | 
 | Auchenipterichthys coracoideus |   | Auchenipteridae | 
 | Auchenipterichthys longimanus |   | Auchenipteridae | 
 | Auchenipterichthys punctatus |   | Auchenipteridae | 
 | Auchenipterichthys thoracatus |   | Auchenipteridae | 
 | Auchenipterus brachyurus |   | Auchenipteridae | 
 | Auchenipterus britskii |   | Auchenipteridae | 
 | Auchenipterus fordicei |   | Auchenipteridae | 
 | Auchenipterus nuchalis |   | Auchenipteridae | 
 | Auchenipterus osteomystax |   | Auchenipteridae | 
 | Centromochlus existimatus |   | Auchenipteridae | 
 | Centromochlus heckelii |   | Auchenipteridae | 
 | Centromochlus perugiae |   | Auchenipteridae | 
 | Entomocorus melaphareus |   | Auchenipteridae | 
 | Epapterus dispilurus |   | Auchenipteridae | 
 | Gelanoglanis nanonocticolus |   | Auchenipteridae | 
 | Gelanoglanis travieso |   | Auchenipteridae | 
 | Pseudepapterus cucuhyensis |   | Auchenipteridae | 
 | Pseudepapterus hasemani |   | Auchenipteridae | 
 | Spinipterus acsi |   | Auchenipteridae | 
 | Tatia aulopygia |   | Auchenipteridae | 
 | Tatia brunnea |   | Auchenipteridae | 
 | Tatia caxiuanensis |   | Auchenipteridae | 
 | Tatia dunni |   | Auchenipteridae | 
 | Tatia gyrina |   | Auchenipteridae | 
 | Tatia intermedia |   | Auchenipteridae | 
 | Tatia nigra |   | Auchenipteridae | 
 | Tatia strigata |   | Auchenipteridae | 
 | Tetranematichthys barthemi |   | Auchenipteridae | 
 | Tetranematichthys quadrifilis |   | Auchenipteridae | 
 | Trachelyichthys exilis |   | Auchenipteridae | 
 | Trachelyopterichthys taeniatus | Striped woodcat | Auchenipteridae | 
 | Trachelyopterus brevibarbis |   | Auchenipteridae | 
 | Trachelyopterus coriaceus |   | Auchenipteridae | 
 | Trachelyopterus galeatus |   | Auchenipteridae | 
 | Trachelyopterus isacanthus |   | Auchenipteridae | 
 | Trachycorystes trachycorystes | Black catfish | Auchenipteridae | 
 | Potamobatrachus trispinosus |   | Batrachoididae | 
 | Thalassophryne amazonica |   | Batrachoididae | 
 | Belonion apodion |   | Belonidae | 
 | Potamorrhaphis guianensis |   | Belonidae | 
 | Potamorrhaphis labiatus |   | Belonidae | 
 | Pseudotylosurus angusticeps |   | Belonidae | 
 | Pseudotylosurus microps |   | Belonidae | 
 | Brycon amazonicus |   | Bryconidae | 
 | Brycon cephalus |   | Bryconidae | 
 | Brycon falcatus |   | Bryconidae | 
 | Brycon melanopterus |   | Bryconidae | 
 | Brycon pesu | Mourning tetra | Bryconidae | 
 | Salminus affinis |   | Bryconidae | 
 | Salminus hilarii |   | Bryconidae | 
 | Brochis multiradiatus | Hognosed brochis | Callichthyidae | 
 | Callichthys serralabium |   | Callichthyidae | 
 | Corydoras acutus | Blacktop corydoras | Callichthyidae | 
 | Corydoras agassizii |   | Callichthyidae | 
 | Corydoras ambiacus | Spotted corydoras | Callichthyidae | 
 | Corydoras amphibelus |   | Callichthyidae | 
 | Corydoras arcuatus | Skunk corydoras | Callichthyidae | 
 | Corydoras armatus |   | Callichthyidae | 
 | Corydoras atropersonatus |   | Callichthyidae | 
 | Corydoras bifasciatus | Twostripe corydoras | Callichthyidae | 
 | Corydoras elegans | Elegant corydoras | Callichthyidae | 
 | Corydoras eques |   | Callichthyidae | 
 | Corydoras evelynae |   | Callichthyidae | 
 | Corydoras fowleri |   | Callichthyidae | 
 | Corydoras gomezi |   | Callichthyidae | 
 | Corydoras gracilis |   | Callichthyidae | 
 | Corydoras griseus | Gray corydoras | Callichthyidae | 
 | Corydoras hastatus | Dwarf corydoras | Callichthyidae | 
 | Corydoras julii | Leopard corydoras | Callichthyidae | 
 | Corydoras leopardus |   | Callichthyidae | 
 | Corydoras leucomelas | False spotted catfish | Callichthyidae | 
 | Corydoras loretoensis |   | Callichthyidae | 
 | Corydoras melini | Bandit corydoras | Callichthyidae | 
 | Corydoras napoensis |   | Callichthyidae | 
 | Corydoras narcissus |   | Callichthyidae | 
 | Corydoras panda | Panda corydoras | Callichthyidae | 
 | Corydoras pinheiroi |   | Callichthyidae | 
 | Corydoras punctatus | Spotfin corydoras | Callichthyidae | 
 | Corydoras rabauti | Rust corydoras | Callichthyidae | 
 | Corydoras reticulatus | Reticulated corydoras | Callichthyidae | 
 | Corydoras robustus |   | Callichthyidae | 
 | Corydoras semiaquilus |   | Callichthyidae | 
 | Corydoras sodalis | False network catfish | Callichthyidae | 
 | Corydoras splendens | Emerald catfish | Callichthyidae | 
 | Corydoras trilineatus | Threestripe corydoras | Callichthyidae | 
 | Corydoras weitzmani | Twosaddle corydoras | Callichthyidae | 
 | Corydoras zygatus | Black band catfish | Callichthyidae | 
 | Dianema longibarbis | Porthole catfish | Callichthyidae | 
 | Dianema urostriatum | Flagtail catfish | Callichthyidae | 
 | Hoplosternum littorale | Atipa | Callichthyidae | 
 | Lepthoplosternum altamazonicum |   | Callichthyidae | 
 | Lepthoplosternum ucamara |   | Callichthyidae | 
 | Megalechis picta | Spotted hoplo | Callichthyidae | 
 | Megalechis thoracata |   | Callichthyidae | 
 | Carcharhinus leucas | Bull shark | Carcharhinidae | 
 | Cetopsidium ferreirai |   | Cetopsidae | 
 | Cetopsidium minutum |   | Cetopsidae | 
 | Cetopsis candiru |   | Cetopsidae | 
 | Cetopsis coecutiens |   | Cetopsidae | 
 | Cetopsis montana |   | Cetopsidae | 
 | Cetopsis oliveirai |   | Cetopsidae | 
 | Cetopsis parma |   | Cetopsidae | 
 | Cetopsis plumbea |   | Cetopsidae | 
 | Cetopsis sandrae |   | Cetopsidae | 
 | Denticetopsis seducta |   | Cetopsidae | 
 | Helogenes marmoratus |   | Cetopsidae | 
 | Acestrocephalus boehlkei |   | Characidae | 
 | Acrobrycon ipanquianus |   | Characidae | 
 | Aphyocharax agassizii |   | Characidae | 
 | Aphyocharax alburnus | Goldencrown tetra | Characidae | 
 | Aphyocharax nattereri |   | Characidae | 
 | Aphyocharax pusillus |   | Characidae | 
 | Astyanax abramis |   | Characidae | 
 | Astyanax ajuricaba |   | Characidae | 
 | Astyanax anterior |   | Characidae | 
 | Astyanax argyrimarginatus |   | Characidae | 
 | Astyanax bimaculatus | Twospot astyanax | Characidae | 
 | Astyanax bourgeti |   | Characidae | 
 | Astyanax clavitaeniatus |   | Characidae | 
 | Astyanax gracilior |   | Characidae | 
 | Astyanax kennedyi |   | Characidae | 
 | Astyanax longior |   | Characidae | 
 | Astyanax maximus |   | Characidae | 
 | Astyanax multidens |   | Characidae | 
 | Astyanax poetzschkei |   | Characidae | 
 | Astyanax stilbe |   | Characidae | 
 | Astyanax symmetricus |   | Characidae | 
 | Axelrodia lindeae |   | Characidae | 
 | Axelrodia stigmatias |   | Characidae | 
 | Bario steindachneri |   | Characidae | 
 | Boehlkea fredcochui | Cochu's blue tetra | Characidae | 
 | Brachychalcinus copei |   | Characidae | 
 | Brachychalcinus nummus |   | Characidae | 
 | Bryconacidnus ellisi |   | Characidae | 
 | Bryconacidnus paipayensis |   | Characidae | 
 | Bryconamericus alfredae |   | Characidae | 
 | Bryconamericus carlosi |   | Characidae | 
 | Bryconamericus caucanus |   | Characidae | 
 | Bryconamericus diaphanus |   | Characidae | 
 | Bryconamericus grosvenori |   | Characidae | 
 | Bryconamericus oroensis |   | Characidae | 
 | Bryconamericus osgoodi |   | Characidae | 
 | Bryconamericus pachacuti |   | Characidae | 
 | Bryconamericus peruanus |   | Characidae | 
 | Bryconamericus phoenicopterus |   | Characidae | 
 | Bryconamericus simus |   | Characidae | 
 | Bryconamericus thomasi |   | Characidae | 
 | Bryconamericus zamorensis |   | Characidae | 
 | Bryconella pallidifrons |   | Characidae | 
 | Bryconexodon juruenae |   | Characidae | 
 | Ceratobranchia binghami |   | Characidae | 
 | Ceratobranchia delotaenia |   | Characidae | 
 | Ceratobranchia elatior |   | Characidae | 
 | Ceratobranchia obtusirostris |   | Characidae | 
 | Chalceus epakros |   | Characidae | 
 | Chalceus erythrurus | Tucan fish | Characidae | 
 | Chalceus macrolepidotus | Pinktail chalceus | Characidae | 
 | Charax condei |   | Characidae | 
 | Charax hemigrammus |   | Characidae | 
 | Charax pauciradiatus |   | Characidae | 
 | Charax tectifer |   | Characidae | 
 | Charax unimaculatus |   | Characidae | 
 | Cheirodon luelingi |   | Characidae | 
 | Chrysobrycon hesperus |   | Characidae | 
 | Chrysobrycon myersi |   | Characidae | 
 | Creagrutus amoenus |   | Characidae | 
 | Creagrutus barrigai |   | Characidae | 
 | Creagrutus beni | Goldstripe characin | Characidae | 
 | Creagrutus cochui |   | Characidae | 
 | Creagrutus melanzonus |   | Characidae | 
 | Creagrutus peruanus |   | Characidae | 
 | Ctenobrycon hauxwellianus |   | Characidae | 
 | Cynopotamus amazonum |   | Characidae | 
 | Exodon paradoxus | Bucktooth tetra | Characidae | 
 | Galeocharax gulo |   | Characidae | 
 | Gymnocorymbus thayeri | False black tetra | Characidae | 
 | Hemibrycon helleri |   | Characidae | 
 | Hemibrycon huambonicus |   | Characidae | 
 | Hemibrycon jelskii |   | Characidae | 
 | Hemibrycon polyodon |   | Characidae | 
 | Hemibrycon tridens | Jumping tetra | Characidae | 
 | Hemigrammus analis |   | Characidae | 
 | Hemigrammus arua |   | Characidae | 
 | Hemigrammus bellottii |   | Characidae | 
 | Hemigrammus boesemani |   | Characidae | 
 | Hemigrammus coeruleus |   | Characidae | 
 | Hemigrammus cupreus |   | Characidae | 
 | Hemigrammus diagonicus |   | Characidae | 
 | Hemigrammus elegans |   | Characidae | 
 | Hemigrammus gracilis |   | Characidae | 
 | Hemigrammus haraldi |   | Characidae | 
 | Hemigrammus hyanuary | January tetra | Characidae | 
 | Hemigrammus levis |   | Characidae | 
 | Hemigrammus luelingi |   | Characidae | 
 | Hemigrammus lunatus |   | Characidae | 
 | Hemigrammus marginatus |   | Characidae | 
 | Hemigrammus microstomus |   | Characidae | 
 | Hemigrammus mimus |   | Characidae | 
 | Hemigrammus neptunus |   | Characidae | 
 | Hemigrammus ocellifer | Head-and-taillight tetra | Characidae | 
 | Hemigrammus pretoensis |   | Characidae | 
 | Hemigrammus pulcher | Garnet tetra | Characidae | 
 | Hemigrammus rhodostomus | Rummy-nose tetra | Characidae | 
 | Hemigrammus rodwayi |   | Characidae | 
 | Hemigrammus schmardae |   | Characidae | 
 | Hemigrammus stictus |   | Characidae | 
 | Hemigrammus unilineatus | Featherfin tetra | Characidae | 
 | Hyphessobrycon agulha |   | Characidae | 
 | Hyphessobrycon amaronensis |   | Characidae | 
 | Hyphessobrycon bentosi | Ornate tetra | Characidae | 
 | Hyphessobrycon copelandi |   | Characidae | 
 | Hyphessobrycon eques | Jewel tetra | Characidae | 
 | Hyphessobrycon erythrostigma | Bleeding-heart tetra | Characidae | 
 | Hyphessobrycon gracilior |   | Characidae | 
 | Hyphessobrycon heterorhabdus | Flag tetra | Characidae | 
 | Hyphessobrycon hildae |   | Characidae | 
 | Hyphessobrycon loretoensis | Loreto tetra | Characidae | 
 | Hyphessobrycon melazonatus |   | Characidae | 
 | Hyphessobrycon peruvianus | Peruvian tetra | Characidae | 
 | Hyphessobrycon pulchripinnis | Lemon tetra | Characidae | 
 | Hyphessobrycon pyrrhonotus |   | Characidae | 
 | Hyphessobrycon robustulus |   | Characidae | 
 | Hyphessobrycon rosaceus | Rosy tetra | Characidae | 
 | Hyphessobrycon scholzei | Blackline tetra | Characidae | 
 | Hyphessobrycon socolofi | Spotfin tetra | Characidae | 
 | Hyphessobrycon stramineus |   | Characidae | 
 | Hyphessobrycon sweglesi | Red phantom tetra | Characidae | 
 | Hyphessobrycon taguae |   | Characidae | 
 | Hyphessobrycon takasei | Coffee-bean tetra | Characidae | 
 | Hyphessobrycon tenuis |   | Characidae | 
 | Hyphessobrycon tukunai |   | Characidae | 
 | Jupiaba anteroides |   | Characidae | 
 | Jupiaba asymmetrica |   | Characidae | 
 | Jupiaba zonata |   | Characidae | 
 | Knodus breviceps |   | Characidae | 
 | Knodus caquetae |   | Characidae | 
 | Knodus delta |   | Characidae | 
 | Knodus gamma |   | Characidae | 
 | Knodus hypopterus |   | Characidae | 
 | Knodus megalops |   | Characidae | 
 | Knodus moenkhausii |   | Characidae | 
 | Leptagoniates steindachneri |   | Characidae | 
 | Leptobrycon jatuaranae |   | Characidae | 
 | Microgenys lativirgata |   | Characidae | 
 | Microgenys weyrauchi |   | Characidae | 
 | Microschemobrycon callops |   | Characidae | 
 | Microschemobrycon geisleri |   | Characidae | 
 | Moenkhausia agnesae |   | Characidae | 
 | Moenkhausia atahualpiana |   | Characidae | 
 | Moenkhausia barbouri |   | Characidae | 
 | Moenkhausia celibela |   | Characidae | 
 | Moenkhausia ceros |   | Characidae | 
 | Moenkhausia chrysargyrea |   | Characidae | 
 | Moenkhausia collettii |   | Characidae | 
 | Moenkhausia comma |   | Characidae | 
 | Moenkhausia copei |   | Characidae | 
 | Moenkhausia cotinho |   | Characidae | 
 | Moenkhausia dichroura | Bandtail tetra | Characidae | 
 | Moenkhausia diktyota |   | Characidae | 
 | Moenkhausia dorsinuda |   | Characidae | 
 | Moenkhausia gracilima |   | Characidae | 
 | Moenkhausia grandisquamis |   | Characidae | 
 | Moenkhausia intermedia |   | Characidae | 
 | Moenkhausia jamesi |   | Characidae | 
 | Moenkhausia justae |   | Characidae | 
 | Moenkhausia latissima |   | Characidae | 
 | Moenkhausia lepidura |   | Characidae | 
 | Moenkhausia levidorsa |   | Characidae | 
 | Moenkhausia margitae |   | Characidae | 
 | Moenkhausia megalops |   | Characidae | 
 | Moenkhausia melogramma |   | Characidae | 
 | Moenkhausia mikia |   | Characidae | 
 | Moenkhausia naponis |   | Characidae | 
 | Moenkhausia newtoni |   | Characidae | 
 | Moenkhausia oligolepis | Glass tetra | Characidae | 
 | Moenkhausia ovalis |   | Characidae | 
 | Moenkhausia robertsi |   | Characidae | 
 | Moenkhausia simulata |   | Characidae | 
 | Moenkhausia takasei | Black-jacket tetra | Characidae | 
 | Moenkhausia tridentata |   | Characidae | 
 | Odontostilbe dierythrura |   | Characidae | 
 | Odontostilbe fugitiva |   | Characidae | 
 | Othonocheirodus eigenmanni |   | Characidae | 
 | Oxybrycon parvulus |   | Characidae | 
 | Paragoniates alburnus |   | Characidae | 
 | Petitella georgiae | False rummynose tetra | Characidae | 
 | Phenacogaster beni |   | Characidae | 
 | Phenacogaster pectinatus |   | Characidae | 
 | Phenacogaster prolatus |   | Characidae | 
 | Piabarchus analis |   | Characidae | 
 | Poptella brevispina |   | Characidae | 
 | Poptella compressa |   | Characidae | 
 | Priocharax pygmaeus |   | Characidae | 
 | Prionobrama filigera | Glass bloodfin | Characidae | 
 | Pristella maxillaris | X-ray tetra | Characidae | 
 | Prodontocharax alleni |   | Characidae | 
 | Prodontocharax howesi |   | Characidae | 
 | Prodontocharax melanotus |   | Characidae | 
 | Ptychocharax rhyacophila |   | Characidae | 
 | Roeboexodon geryi |   | Characidae | 
 | Roeboides affinis |   | Characidae | 
 | Roeboides biserialis |   | Characidae | 
 | Roeboides microlepis |   | Characidae | 
 | Roeboides myersii |   | Characidae | 
 | Roeboides oligistos |   | Characidae | 
 | Scopaeocharax atopodus |   | Characidae | 
 | Scopaeocharax rhinodus |   | Characidae | 
 | Serrapinnus heterodon |   | Characidae | 
 | Serrapinnus micropterus |   | Characidae | 
 | Stethaprion crenatum |   | Characidae | 
 | Stethaprion erythrops |   | Characidae | 
 | Stichonodon insignis |   | Characidae | 
 | Tetragonopterus argenteus |   | Characidae | 
 | Tetragonopterus carvalhoi |   | Characidae | 
 | Tetragonopterus chalceus |   | Characidae | 
 | Thayeria boehlkei | Blackline penguinfish | Characidae | 
 | Thayeria ifati |   | Characidae | 
 | Thayeria obliqua | Penguinfish | Characidae | 
 | Tyttobrycon hamatus |   | Characidae | 
 | Tyttocharax cochui |   | Characidae | 
 | Tyttocharax madeirae | Blackedge tetra | Characidae | 
 | Xenurobrycon heterodon |   | Characidae | 
 | Xenurobrycon pteropus |   | Characidae | 
 | Pseudoscopelus scriptus |   | Chiasmodontidae | 
 | Caenotropus labyrinthicus |   | Chilodontidae | 
 | Chilodus gracilis |   | Chilodontidae | 
 | Chilodus punctatus | Spotted headstander | Chilodontidae | 
 | Acarichthys heckelii | Threadfin acara | Cichlidae | 
 | Acaronia nassa | Bigeye cichlid | Cichlidae | 
 | Aequidens diadema |   | Cichlidae | 
 | Aequidens epae |   | Cichlidae | 
 | Aequidens gerciliae |   | Cichlidae | 
 | Aequidens hoehnei |   | Cichlidae | 
 | Aequidens mauesanus |   | Cichlidae | 
 | Aequidens michaeli |   | Cichlidae | 
 | Aequidens pallidus | Doublespot acara | Cichlidae | 
 | Aequidens patricki |   | Cichlidae | 
 | Aequidens plagiozonatus |   | Cichlidae | 
 | Aequidens rondoni |   | Cichlidae | 
 | Aequidens tetramerus | Saddle cichlid | Cichlidae | 
 | Aequidens tubicen |   | Cichlidae | 
 | Aequidens viridis |   | Cichlidae | 
 | Apistogramma agassizii | Agassiz's dwarf cichlid | Cichlidae | 
 | Apistogramma alacrina |   | Cichlidae | 
 | Apistogramma amoena | Pleasant cichlid | Cichlidae | 
 | Apistogramma arua |   | Cichlidae | 
 | Apistogramma atahualpa |   | Cichlidae | 
 | Apistogramma bitaeniata |   | Cichlidae | 
 | Apistogramma brevis |   | Cichlidae | 
 | Apistogramma cacatuoides | Cockatoo cichlid | Cichlidae | 
 | Apistogramma cruzi |   | Cichlidae | 
 | Apistogramma diplotaenia |   | Cichlidae | 
 | Apistogramma elizabethae |   | Cichlidae | 
 | Apistogramma eunotus |   | Cichlidae | 
 | Apistogramma geisleri |   | Cichlidae | 
 | Apistogramma gephyra |   | Cichlidae | 
 | Apistogramma gibbiceps |   | Cichlidae | 
 | Apistogramma hippolytae |   | Cichlidae | 
 | Apistogramma inconspicua |   | Cichlidae | 
 | Apistogramma juruensis |   | Cichlidae | 
 | Apistogramma linkei |   | Cichlidae | 
 | Apistogramma luelingi |   | Cichlidae | 
 | Apistogramma meinkeni |   | Cichlidae | 
 | Apistogramma mendezi |   | Cichlidae | 
 | Apistogramma moae |   | Cichlidae | 
 | Apistogramma nijsseni |   | Cichlidae | 
 | Apistogramma norberti |   | Cichlidae | 
 | Apistogramma panduro |   | Cichlidae | 
 | Apistogramma paucisquamis |   | Cichlidae | 
 | Apistogramma payaminonis |   | Cichlidae | 
 | Apistogramma personata |   | Cichlidae | 
 | Apistogramma pertensis | Amazon dwarf cichlid | Cichlidae | 
 | Apistogramma pulchra |   | Cichlidae | 
 | Apistogramma regani |   | Cichlidae | 
 | Apistogramma resticulosa |   | Cichlidae | 
 | Apistogramma rupununi | Two-spot Apistogramma | Cichlidae | 
 | Apistogramma staecki |   | Cichlidae | 
 | Apistogramma taeniata |   | Cichlidae | 
 | Apistogramma trifasciata |   | Cichlidae | 
 | Apistogramma uaupesi |   | Cichlidae | 
 | Apistogramma urteagai |   | Cichlidae | 
 | Apistogrammoides pucallpaensis |   | Cichlidae | 
 | Astronotus crassipinnis |   | Cichlidae | 
 | Astronotus ocellatus | Oscar | Cichlidae | 
 | Biotodoma cupido | Greenstreaked eartheater | Cichlidae | 
 | Biotodoma wavrini | Orinoco eartheater | Cichlidae | 
 | Biotoecus opercularis |   | Cichlidae | 
 | Bujurquina apoparuana |   | Cichlidae | 
 | Bujurquina cordemadi |   | Cichlidae | 
 | Bujurquina eurhinus |   | Cichlidae | 
 | Bujurquina hophrys |   | Cichlidae | 
 | Bujurquina huallagae |   | Cichlidae | 
 | Bujurquina labiosa |   | Cichlidae | 
 | Bujurquina megalospilus |   | Cichlidae | 
 | Bujurquina moriorum |   | Cichlidae | 
 | Bujurquina ortegai |   | Cichlidae | 
 | Bujurquina peregrinabunda |   | Cichlidae | 
 | Bujurquina robusta |   | Cichlidae | 
 | Bujurquina syspilus |   | Cichlidae | 
 | Bujurquina tambopatae |   | Cichlidae | 
 | Bujurquina zamorensis |   | Cichlidae | 
 | Caquetaia myersi |   | Cichlidae | 
 | Caquetaia spectabilis |   | Cichlidae | 
 | Chaetobranchopsis australis |   | Cichlidae | 
 | Chaetobranchopsis orbicularis |   | Cichlidae | 
 | Chaetobranchus flavescens |   | Cichlidae | 
 | Chaetobranchus semifasciatus |   | Cichlidae | 
 | Cichla intermedia |   | Cichlidae | 
 | Cichla monoculus |   | Cichlidae | 
 | Cichla nigromaculata |   | Cichlidae | 
 | Cichla orinocensis |   | Cichlidae | 
 | Cichla pleiozona |   | Cichlidae | 
 | Cichla temensis | Speckled pavon | Cichlidae | 
 | Cichlasoma amazonarum |   | Cichlidae | 
 | Cichlasoma araguaiense |   | Cichlidae | 
 | Cichlasoma bimaculatum | Black acara | Cichlidae | 
 | Cichlasoma boliviense |   | Cichlidae | 
 | Crenicara latruncularium |   | Cichlidae | 
 | Crenicara punctulatum | Checkerboard cichlid | Cichlidae | 
 | Crenicichla acutirostris |   | Cichlidae | 
 | Crenicichla adspersa |   | Cichlidae | 
 | Crenicichla alta | Millet | Cichlidae | 
 | Crenicichla anthurus |   | Cichlidae | 
 | Crenicichla cametana |   | Cichlidae | 
 | Crenicichla cincta |   | Cichlidae | 
 | Crenicichla compressiceps |   | Cichlidae | 
 | Crenicichla cyanonotus |   | Cichlidae | 
 | Crenicichla cyclostoma |   | Cichlidae | 
 | Crenicichla geayi | Halfbanded pike cichlid | Cichlidae | 
 | Crenicichla heckeli |   | Cichlidae | 
 | Crenicichla hemera |   | Cichlidae | 
 | Crenicichla hummelincki |   | Cichlidae | 
 | Crenicichla inpa |   | Cichlidae | 
 | Crenicichla isbrueckeri |   | Cichlidae | 
 | Crenicichla jegui |   | Cichlidae | 
 | Crenicichla johanna |   | Cichlidae | 
 | Crenicichla labrina |   | Cichlidae | 
 | Crenicichla lenticulata |   | Cichlidae | 
 | Crenicichla lepidota | Pike cichlid | Cichlidae | 
 | Crenicichla lucius |   | Cichlidae | 
 | Crenicichla lugubris |   | Cichlidae | 
 | Crenicichla macrophthalma |   | Cichlidae | 
 | Crenicichla marmorata |   | Cichlidae | 
 | Crenicichla notophthalmus |   | Cichlidae | 
 | Crenicichla pellegrini |   | Cichlidae | 
 | Crenicichla percna |   | Cichlidae | 
 | Crenicichla phaiospilus |   | Cichlidae | 
 | Crenicichla proteus |   | Cichlidae | 
 | Crenicichla pydanielae |   | Cichlidae | 
 | Crenicichla regani |   | Cichlidae | 
 | Crenicichla reticulata |   | Cichlidae | 
 | Crenicichla rosemariae |   | Cichlidae | 
 | Crenicichla santosi |   | Cichlidae | 
 | Crenicichla sedentaria |   | Cichlidae | 
 | Crenicichla semicincta |   | Cichlidae | 
 | Crenicichla stocki |   | Cichlidae | 
 | Crenicichla strigata |   | Cichlidae | 
 | Crenicichla tigrina |   | Cichlidae | 
 | Crenicichla urosema |   | Cichlidae | 
 | Crenicichla virgatula |   | Cichlidae | 
 | Dicrossus filamentosus | Chessboard cichlid | Cichlidae | 
 | Dicrossus foirni |   | Cichlidae | 
 | Dicrossus maculatus |   | Cichlidae | 
 | Dicrossus warzeli |   | Cichlidae | 
 | Geophagus altifrons |   | Cichlidae | 
 | Geophagus argyrostictus |   | Cichlidae | 
 | Geophagus megasema |   | Cichlidae | 
 | Geophagus proximus |   | Cichlidae | 
 | Guianacara geayi |   | Cichlidae | 
 | Heroina isonycterina |   | Cichlidae | 
 | Heros efasciatus |   | Cichlidae | 
 | Heros notatus |   | Cichlidae | 
 | Heros severus | Banded cichlid | Cichlidae | 
 | Heros spurius |   | Cichlidae | 
 | Hoplarchus psittacus |   | Cichlidae | 
 | Hypselecara coryphaenoides |   | Cichlidae | 
 | Hypselecara temporalis | Emerald cichlid | Cichlidae | 
 | Laetacara curviceps | Flag acara | Cichlidae | 
 | Laetacara dorsigera | Redbreast acara | Cichlidae | 
 | Laetacara flavilabris |   | Cichlidae | 
 | Laetacara thayeri |   | Cichlidae | 
 | Mesonauta acora |   | Cichlidae | 
 | Mesonauta festivus | Flag cichlid | Cichlidae | 
 | Mesonauta guyanae |   | Cichlidae | 
 | Mesonauta insignis |   | Cichlidae | 
 | Mesonauta mirificus |   | Cichlidae | 
 | Mikrogeophagus altispinosus |   | Cichlidae | 
 | Nannacara adoketa |   | Cichlidae | 
 | Pterophyllum altum |   | Cichlidae | 
 | Pterophyllum leopoldi |   | Cichlidae | 
 | Pterophyllum scalare | Freshwater angelfish | Cichlidae | 
 | Retroculus lapidifer |   | Cichlidae | 
 | Retroculus xinguensis |   | Cichlidae | 
 | Satanoperca acuticeps | Sharphead eartheater | Cichlidae | 
 | Satanoperca daemon | Threespot eartheater | Cichlidae | 
 | Satanoperca jurupari | Demon eartheater | Cichlidae | 
 | Satanoperca lilith |   | Cichlidae | 
 | Satanoperca pappaterra | Pantanal eartheater | Cichlidae | 
 | Symphysodon aequifasciatus | Blue discus | Cichlidae | 
 | Symphysodon discus | Red discus | Cichlidae | 
 | Symphysodon tarzoo |   | Cichlidae | 
 | Taeniacara candidi |   | Cichlidae | 
 | Tahuantinsuyoa chipi |   | Cichlidae | 
 | Tahuantinsuyoa macantzatza |   | Cichlidae | 
 | Teleocichla centisquama | Slender pike cichlid | Cichlidae | 
 | Teleocichla centrarchus |   | Cichlidae | 
 | Teleocichla cinderella |   | Cichlidae | 
 | Teleocichla gephyrogramma |   | Cichlidae | 
 | Teleocichla monogramma |   | Cichlidae | 
 | Teleocichla prionogenys |   | Cichlidae | 
 | Teleocichla proselytus |   | Cichlidae | 
 | Uaru amphiacanthoides | Uaru | Cichlidae | 
 | Rhinosardinia amazonica | Amazon spinejaw sprat | Clupeidae | 
 | Ammocryptocharax elegans |   | Crenuchidae | 
 | Ammocryptocharax minutus |   | Crenuchidae | 
 | Characidium boavistae |   | Crenuchidae | 
 | Characidium crandellii |   | Crenuchidae | 
 | Characidium declivirostre |   | Crenuchidae | 
 | Characidium etheostoma |   | Crenuchidae | 
 | Characidium hasemani |   | Crenuchidae | 
 | Characidium mirim |   | Crenuchidae | 
 | Characidium papachibe |   | Crenuchidae | 
 | Characidium purpuratum |   | Crenuchidae | 
 | Characidium roesseli |   | Crenuchidae | 
 | Characidium steindachneri |   | Crenuchidae | 
 | Crenuchus spilurus | Sailfin tetra | Crenuchidae | 
 | Elachocharax junki |   | Crenuchidae | 
 | Elachocharax mitopterus |   | Crenuchidae | 
 | Elachocharax pulcher |   | Crenuchidae | 
 | Geryichthys sterbai |   | Crenuchidae | 
 | Klausewitzia ritae |   | Crenuchidae | 
 | Leptocharacidium omospilus |   | Crenuchidae | 
 | Melanocharacidium depressum |   | Crenuchidae | 
 | Melanocharacidium dispilomma |   | Crenuchidae | 
 | Melanocharacidium melanopteron |   | Crenuchidae | 
 | Melanocharacidium nigrum |   | Crenuchidae | 
 | Melanocharacidium pectorale |   | Crenuchidae | 
 | Melanocharacidium rex |   | Crenuchidae | 
 | Microcharacidium weitzmani |   | Crenuchidae | 
 | Odontocharacidium aphanes | Green dwarf tetra | Crenuchidae | 
 | Poecilocharax weitzmani | Black morpho tetra | Crenuchidae | 
 | Boulengerella cuvieri |   | Ctenoluciidae | 
 | Boulengerella lateristriga | Striped pike-characin | Ctenoluciidae | 
 | Boulengerella lucius | Golden pike-characin | Ctenoluciidae | 
 | Boulengerella maculata | Spotted pike-characin | Ctenoluciidae | 
 | Boulengerella xyrekes |   | Ctenoluciidae | 
 | Curimata aspera |   | Curimatidae | 
 | Curimata cisandina |   | Curimatidae | 
 | Curimata cyprinoides |   | Curimatidae | 
 | Curimata inornata |   | Curimatidae | 
 | Curimata knerii |   | Curimatidae | 
 | Curimata ocellata |   | Curimatidae | 
 | Curimata roseni |   | Curimatidae | 
 | Curimata vittata |   | Curimatidae | 
 | Curimatella alburna |   | Curimatidae | 
 | Curimatella dorsalis |   | Curimatidae | 
 | Curimatella immaculata |   | Curimatidae | 
 | Curimatella meyeri |   | Curimatidae | 
 | Curimatopsis crypticus |   | Curimatidae | 
 | Curimatopsis evelynae | Spottail curimata | Curimatidae | 
 | Curimatopsis macrolepis | Shinyscaled curimata | Curimatidae | 
 | Curimatopsis microlepis |   | Curimatidae | 
 | Cyphocharax abramoides |   | Curimatidae | 
 | Cyphocharax festivus |   | Curimatidae | 
 | Cyphocharax leucostictus |   | Curimatidae | 
 | Cyphocharax mestomyllon |   | Curimatidae | 
 | Cyphocharax multilineatus |   | Curimatidae | 
 | Cyphocharax nigripinnis |   | Curimatidae | 
 | Cyphocharax notatus |   | Curimatidae | 
 | Cyphocharax pantostictos |   | Curimatidae | 
 | Cyphocharax plumbeus |   | Curimatidae | 
 | Cyphocharax saladensis | Rosy curimata | Curimatidae | 
 | Cyphocharax spiluropsis |   | Curimatidae | 
 | Cyphocharax spilurus |   | Curimatidae | 
 | Cyphocharax stilbolepis |   | Curimatidae | 
 | Cyphocharax vexillapinnus |   | Curimatidae | 
 | Potamorhina altamazonica |   | Curimatidae | 
 | Potamorhina latior |   | Curimatidae | 
 | Potamorhina pristigaster |   | Curimatidae | 
 | Psectrogaster amazonica |   | Curimatidae | 
 | Psectrogaster ciliata |   | Curimatidae | 
 | Psectrogaster essequibensis |   | Curimatidae | 
 | Psectrogaster falcata |   | Curimatidae | 
 | Psectrogaster rhomboides |   | Curimatidae | 
 | Psectrogaster rutiloides |   | Curimatidae | 
 | Steindachnerina bimaculata |   | Curimatidae | 
 | Steindachnerina binotata |   | Curimatidae | 
 | Steindachnerina dobula |   | Curimatidae | 
 | Steindachnerina guentheri |   | Curimatidae | 
 | Steindachnerina hypostoma |   | Curimatidae | 
 | Steindachnerina leucisca |   | Curimatidae | 
 | Steindachnerina planiventris |   | Curimatidae | 
 | Steindachnerina quasimodoi |   | Curimatidae | 
 | Steindachnerina seriata |   | Curimatidae | 
 | Cynodon gibbus |   | Cynodontidae | 
 | Cynodon septenarius |   | Cynodontidae | 
 | Hydrolycus armatus |   | Cynodontidae | 
 | Hydrolycus scomberoides | Payara | Cynodontidae | 
 | Hydrolycus tatauaia |   | Cynodontidae | 
 | Rhaphiodon vulpinus | Biara | Cynodontidae | 
 | Orestias agassizii |   | Cyprinodontidae | 
 | Orestias empyraeus |   | Cyprinodontidae | 
 | Orestias gymnotus |   | Cyprinodontidae | 
 | Orestias jussiei |   | Cyprinodontidae | 
 | Orestias pentlandii |   | Cyprinodontidae | 
 | Orestias ututo |   | Cyprinodontidae | 
 | Acanthodoras cataphractus | Spiny catfish | Doradidae | 
 | Acanthodoras depressus |   | Doradidae | 
 | Acanthodoras spinosissimus | Talking catfish | Doradidae | 
 | Agamyxis albomaculatus | Spiny cat-fish | Doradidae | 
 | Agamyxis pectinifrons | Whitebarred catfish | Doradidae | 
 | Amblydoras monitor |   | Doradidae | 
 | Amblydoras nauticus |   | Doradidae | 
 | Anadoras grypus |   | Doradidae | 
 | Anadoras regani |   | Doradidae | 
 | Astrodoras asterifrons |   | Doradidae | 
 | Centrochir crocodili |   | Doradidae | 
 | Centrodoras brachiatus |   | Doradidae | 
 | Doras carinatus |   | Doradidae | 
 | Doras higuchii |   | Doradidae | 
 | Doras phlyzakion |   | Doradidae | 
 | Hassar orestis |   | Doradidae | 
 | Hemidoras morrisi |   | Doradidae | 
 | Hemidoras stenopeltis |   | Doradidae | 
 | Hypodoras forficulatus |   | Doradidae | 
 | Leptodoras acipenserinus |   | Doradidae | 
 | Leptodoras juruensis |   | Doradidae | 
 | Leptodoras linnelli |   | Doradidae | 
 | Leptodoras myersi |   | Doradidae | 
 | Leptodoras praelongus |   | Doradidae | 
 | Lithodoras dorsalis | Rock-bacu | Doradidae | 
 | Megalodoras uranoscopus |   | Doradidae | 
 | Nemadoras elongatus |   | Doradidae | 
 | Nemadoras hemipeltis |   | Doradidae | 
 | Nemadoras humeralis |   | Doradidae | 
 | Nemadoras trimaculatus |   | Doradidae | 
 | Opsodoras boulengeri |   | Doradidae | 
 | Opsodoras morei |   | Doradidae | 
 | Opsodoras stuebelii |   | Doradidae | 
 | Opsodoras ternetzi |   | Doradidae | 
 | Ossancora asterophysa |   | Doradidae | 
 | Ossancora eigenmanni |   | Doradidae | 
 | Ossancora punctata |   | Doradidae | 
 | Oxydoras niger | Ripsaw catfish | Doradidae | 
 | Physopyxis ananas |   | Doradidae | 
 | Physopyxis cristata |   | Doradidae | 
 | Physopyxis lyra |   | Doradidae | 
 | Platydoras costatus | Raphael catfish | Doradidae | 
 | Pterodoras granulosus | Granulated catfish | Doradidae | 
 | Rhinodoras boehlkei |   | Doradidae | 
 | Scorpiodoras heckelii |   | Doradidae | 
 | Trachydoras microstomus |   | Doradidae | 
 | Trachydoras nattereri |   | Doradidae | 
 | Trachydoras steindachneri |   | Doradidae | 
 | Amazonsprattus scintilla | Rio Negro pygmy anchovy | Engraulidae | 
 | Anchoviella alleni | Allen's anchovy | Engraulidae | 
 | Anchoviella carrikeri | Carriker's anchovy | Engraulidae | 
 | Anchoviella guianensis | Guyana anchovy | Engraulidae | 
 | Anchoviella jamesi | James's anchovy | Engraulidae | 
 | Anchoviella juruasanga |   | Engraulidae | 
 | Anchoviella nattereri | Natterer's anchovy | Engraulidae | 
 | Jurengraulis juruensis | Jurua anchovy | Engraulidae | 
 | Lycengraulis figueiredoi |   | Engraulidae | 
 | Lycengraulis grossidens | Atlantic sabretooth anchovy | Engraulidae | 
 | Hoplerythrinus unitaeniatus | Aimara | Erythrinidae | 
 | Hoplias aimara |   | Erythrinidae | 
 | Hoplias curupira |   | Erythrinidae | 
 | Hoplias macrophthalmus | Giant trahira | Erythrinidae | 
 | Hoplias malabaricus | Trahira | Erythrinidae | 
 | Carnegiella marthae | Blackwing hatchetfish | Gasteropelecidae | 
 | Carnegiella myersi | Pygmy hatchetfish | Gasteropelecidae | 
 | Carnegiella schereri | Dwarf hatchetfish | Gasteropelecidae | 
 | Carnegiella strigata | Marbled hatchetfish | Gasteropelecidae | 
 | Gasteropelecus levis | Silver hatchetfish | Gasteropelecidae | 
 | Gasteropelecus sternicla | River hatchetfish | Gasteropelecidae | 
 | Thoracocharax securis | Giant hatchetfish | Gasteropelecidae | 
 | Thoracocharax stellatus | Spotfin hatchetfish | Gasteropelecidae | 
 | Awaous flavus |   | Gobiidae | 
 | Ctenogobius thoropsis | Sperm goby | Gobiidae | 
 | Electrophorus electricus | Electric eel | Gymnotidae | 
 | Gymnotus anguillaris |   | Gymnotidae | 
 | Gymnotus capanema |   | Gymnotidae | 
 | Gymnotus carapo | Banded knifefish | Gymnotidae | 
 | Gymnotus cataniapo |   | Gymnotidae | 
 | Gymnotus coatesi |   | Gymnotidae | 
 | Gymnotus coropinae |   | Gymnotidae | 
 | Gymnotus curupira |   | Gymnotidae | 
 | Gymnotus javari |   | Gymnotidae | 
 | Gymnotus jonasi |   | Gymnotidae | 
 | Gymnotus mamiraua |   | Gymnotidae | 
 | Gymnotus melanopleura |   | Gymnotidae | 
 | Gymnotus obscurus |   | Gymnotidae | 
 | Gymnotus onca |   | Gymnotidae | 
 | Gymnotus pedanopterus |   | Gymnotidae | 
 | Gymnotus stenoleucus |   | Gymnotidae | 
 | Gymnotus tigre |   | Gymnotidae | 
 | Gymnotus varzea |   | Gymnotidae | 
 | Anodus elongatus |   | Hemiodontidae | 
 | Anodus orinocensis |   | Hemiodontidae | 
 | Argonectes longiceps |   | Hemiodontidae | 
 | Bivibranchia fowleri |   | Hemiodontidae | 
 | Bivibranchia velox |   | Hemiodontidae | 
 | Hemiodus amazonum |   | Hemiodontidae | 
 | Hemiodus argenteus |   | Hemiodontidae | 
 | Hemiodus atranalis |   | Hemiodontidae | 
 | Hemiodus gracilis |   | Hemiodontidae | 
 | Hemiodus immaculatus |   | Hemiodontidae | 
 | Hemiodus jatuarana |   | Hemiodontidae | 
 | Hemiodus microlepis |   | Hemiodontidae | 
 | Hemiodus quadrimaculatus | Barred hemiodus | Hemiodontidae | 
 | Hemiodus semitaeniatus | Halfline hemiodus | Hemiodontidae | 
 | Hemiodus sterni |   | Hemiodontidae | 
 | Hemiodus thayeria |   | Hemiodontidae | 
 | Hemiodus unimaculatus |   | Hemiodontidae | 
 | Hemiodus vorderwinkleri |   | Hemiodontidae | 
 | Micromischodus sugillatus |   | Hemiodontidae | 
 | Hyporhamphus brederi |   | Hemiramphidae | 
 | Brachyrhamdia meesi |   | Heptapteridae | 
 | Cetopsorhamdia phantasia |   | Heptapteridae | 
 | Chasmocranus peruanus |   | Heptapteridae | 
 | Chasmocranus quadrizonatus |   | Heptapteridae | 
 | Goeldiella eques |   | Heptapteridae | 
 | Horiomyzon retropinnatus |   | Heptapteridae | 
 | Imparfinis nemacheir |   | Heptapteridae | 
 | Mastiglanis asopos |   | Heptapteridae | 
 | Myoglanis koepckei |   | Heptapteridae | 
 | Nemuroglanis lanceolatus |   | Heptapteridae | 
 | Nemuroglanis pauciradiatus |   | Heptapteridae | 
 | Pariolius armillatus |   | Heptapteridae | 
 | Phreatobius cisternarum |   | Heptapteridae | 
 | Phreatobius dracunculus |   | Heptapteridae | 
 | Pimelodella cristata |   | Heptapteridae | 
 | Pimelodella gracilis | Graceful pimelodella | Heptapteridae | 
 | Pimelodella nigrofasciata |   | Heptapteridae | 
 | Pimelodella ophthalmica |   | Heptapteridae | 
 | Pimelodella peruensis |   | Heptapteridae | 
 | Pimelodella steindachneri |   | Heptapteridae | 
 | Rhamdella rusbyi |   | Heptapteridae | 
 | Rhamdia laukidi |   | Heptapteridae | 
 | Rhamdia muelleri |   | Heptapteridae | 
 | Rhamdia quelen | South American catfish | Heptapteridae | 
 | Brachyhypopomus bennetti |   | Hypopomidae | 
 | Brachyhypopomus brevirostris | Bluntnose knifefish | Hypopomidae | 
 | Brachyhypopomus pinnicaudatus |   | Hypopomidae | 
 | Hypopygus benoneae |   | Hypopomidae | 
 | Hypopygus hoedemani | Hoedeman's Hypopygus | Hypopomidae | 
 | Hypopygus isbruckeri | Isbrucker's Hypopygus | Hypopomidae | 
 | Hypopygus lepturus |   | Hypopomidae | 
 | Hypopygus nijsseni | Nijssen's Hypopygus | Hypopomidae | 
 | Hypopygus ortegai | Ortega's Hypopygus | Hypopomidae | 
 | Microsternarchus bilineatus |   | Hypopomidae | 
 | Racenisia fimbriipinna |   | Hypopomidae | 
 | Steatogenys duidae |   | Hypopomidae | 
 | Steatogenys elegans | Barred knifefish | Hypopomidae | 
 | Steatogenys ocellatus |   | Hypopomidae | 
 | Stegostenopos cryptogenes |   | Hypopomidae | 
 | Bryconops affinis | Orangefin tetra | Iguanodectidae | 
 | Bryconops alburnoides |   | Iguanodectidae | 
 | Bryconops caudomaculatus | Tailspot tetra | Iguanodectidae | 
 | Bryconops melanurus |   | Iguanodectidae | 
 | Iguanodectes purusii |   | Iguanodectidae | 
 | Iguanodectes rachovii |   | Iguanodectidae | 
 | Iguanodectes spilurus |   | Iguanodectidae | 
 | Piabucus dentatus |   | Iguanodectidae | 
 | Copeina guttata | Redspotted tetra | Lebiasinidae | 
 | Copeina osgoodi |   | Lebiasinidae | 
 | Copella arnoldi | Splash tetra | Lebiasinidae | 
 | Copella metae |   | Lebiasinidae | 
 | Copella nattereri | Spotted tetra | Lebiasinidae | 
 | Copella nigrofasciata |   | Lebiasinidae | 
 | Copella vilmae | Rainbow copella | Lebiasinidae | 
 | Lebiasina yepezi |   | Lebiasinidae | 
 | Nannostomus beckfordi | Golden pencilfish | Lebiasinidae | 
 | Nannostomus digrammus | Twostripe pencilfish | Lebiasinidae | 
 | Nannostomus eques | Brown pencilfish | Lebiasinidae | 
 | Nannostomus harrisoni | Blackstripe pencilfish | Lebiasinidae | 
 | Nannostomus limatus | Elegant pencilfish | Lebiasinidae | 
 | Nannostomus marginatus |   | Lebiasinidae | 
 | Nannostomus trifasciatus | Threestripe pencilfish | Lebiasinidae | 
 | Nannostomus unifasciatus | Oneline pencilfish | Lebiasinidae | 
 | Piabucina elongata |   | Lebiasinidae | 
 | Pyrrhulina australis |   | Lebiasinidae | 
 | Pyrrhulina beni |   | Lebiasinidae | 
 | Pyrrhulina brevis |   | Lebiasinidae | 
 | Pyrrhulina eleanorae |   | Lebiasinidae | 
 | Pyrrhulina filamentosa |   | Lebiasinidae | 
 | Pyrrhulina laeta | Halfbanded pyrrhulina | Lebiasinidae | 
 | Pyrrhulina marilynae |   | Lebiasinidae | 
 | Pyrrhulina maxima |   | Lebiasinidae | 
 | Pyrrhulina obermulleri |   | Lebiasinidae | 
 | Pyrrhulina semifasciata |   | Lebiasinidae | 
 | Pyrrhulina spilota |   | Lebiasinidae | 
 | Pyrrhulina vittata | Banded pyrrhulina | Lebiasinidae | 
 | Pyrrhulina zigzag |   | Lebiasinidae | 
 | Lepidosiren paradoxa | South American lungfish | Lepidosirenidae | 
 | Acanthicus hystrix |   | Loricariidae | 
 | Acestridium triplax |   | Loricariidae | 
 | Ancistrus dolichopterus | Bushymouth catfish | Loricariidae | 
 | Ancistrus dubius |   | Loricariidae | 
 | Ancistrus fulvus |   | Loricariidae | 
 | Ancistrus hoplogenys |   | Loricariidae | 
 | Ancistrus latifrons |   | Loricariidae | 
 | Ancistrus maculatus |   | Loricariidae | 
 | Apistoloricaria condei |   | Loricariidae | 
 | Apistoloricaria ommation |   | Loricariidae | 
 | Aposturisoma myriodon |   | Loricariidae | 
 | Crossoloricaria rhami |   | Loricariidae | 
 | Dekeyseria amazonica |   | Loricariidae | 
 | Farlowella amazonum |   | Loricariidae | 
 | Farlowella gracilis |   | Loricariidae | 
 | Farlowella knerii |   | Loricariidae | 
 | Farlowella nattereri |   | Loricariidae | 
 | Farlowella oxyrryncha |   | Loricariidae | 
 | Farlowella platorynchus |   | Loricariidae | 
 | Farlowella schreitmuelleri |   | Loricariidae | 
 | Hemiancistrus pankimpuju |   | Loricariidae | 
 | Hemiodontichthys acipenserinus |   | Loricariidae | 
 | Hisonotus bockmanni |   | Loricariidae | 
 | Hypancistrus inspector |   | Loricariidae | 
 | Hypoptopoma bianale |   | Loricariidae | 
 | Hypoptopoma brevirostratum |   | Loricariidae | 
 | Hypoptopoma gulare |   | Loricariidae | 
 | Hypoptopoma psilogaster |   | Loricariidae | 
 | Hypoptopoma spectabile |   | Loricariidae | 
 | Hypoptopoma steindachneri |   | Loricariidae | 
 | Hypoptopoma sternoptychum |   | Loricariidae | 
 | Hypoptopoma thoracatum |   | Loricariidae | 
 | Hypostomus carinatus |   | Loricariidae | 
 | Hypostomus ericius |   | Loricariidae | 
 | Hypostomus hemicochliodon |   | Loricariidae | 
 | Hypostomus soniae |   | Loricariidae | 
 | Lamontichthys filamentosus |   | Loricariidae | 
 | Lasiancistrus heteracanthus |   | Loricariidae | 
 | Lasiancistrus schomburgkii |   | Loricariidae | 
 | Leporacanthicus galaxias |   | Loricariidae | 
 | Limatulichthys griseus |   | Loricariidae | 
 | Lithoxus bovallii |   | Loricariidae | 
 | Loricaria cataphracta |   | Loricariidae | 
 | Loricaria clavipinna |   | Loricariidae | 
 | Loricaria parnahybae |   | Loricariidae | 
 | Loricaria pumila |   | Loricariidae | 
 | Loricaria simillima |   | Loricariidae | 
 | Loricariichthys cashibo |   | Loricariidae | 
 | Loricariichthys nudirostris |   | Loricariidae | 
 | Loricariichthys stuebelii |   | Loricariidae | 
 | Loricariichthys ucayalensis |   | Loricariidae | 
 | Micracanthicus vandragti |   | Loricariidae | 
 | Neoplecostomus bandeirante |   | Loricariidae | 
 | Neoplecostomus botucatu |   | Loricariidae | 
 | Neoplecostomus langeanii |   | Loricariidae | 
 | Oligancistrus punctatissimus |   | Loricariidae | 
 | Otocinclus batmani |   | Loricariidae | 
 | Otocinclus hoppei |   | Loricariidae | 
 | Otocinclus huaorani |   | Loricariidae | 
 | Otocinclus macrospilus |   | Loricariidae | 
 | Otocinclus mariae |   | Loricariidae | 
 | Otocinclus mura |   | Loricariidae | 
 | Otocinclus vestitus |   | Loricariidae | 
 | Otocinclus vittatus |   | Loricariidae | 
 | Oxyropsis carinata |   | Loricariidae | 
 | Oxyropsis wrightiana |   | Loricariidae | 
 | Panaqolus albivermis |   | Loricariidae | 
 | Panaqolus gnomus | Dwarf panaque | Loricariidae | 
 | Panaqolus nocturnus | Dusky panaque | Loricariidae | 
 | Panaque bathyphilus |   | Loricariidae | 
 | Panaque nigrolineatus | Royal panaque | Loricariidae | 
 | Panaque schaeferi |   | Loricariidae | 
 | Parancistrus aurantiacus |   | Loricariidae | 
 | Pareiorhaphis regani |   | Loricariidae | 
 | Parotocinclus amazonensis |   | Loricariidae | 
 | Parotocinclus halbothi |   | Loricariidae | 
 | Parotocinclus longirostris |   | Loricariidae | 
 | Peckoltia bachi |   | Loricariidae | 
 | Peckoltia oligospila |   | Loricariidae | 
 | Peckoltia vermiculata |   | Loricariidae | 
 | Peckoltia vittata |   | Loricariidae | 
 | Planiloricaria cryptodon |   | Loricariidae | 
 | Pseudacanthicus histrix |   | Loricariidae | 
 | Pseudacanthicus spinosus |   | Loricariidae | 
 | Pseudohemiodon amazonum |   | Loricariidae | 
 | Pseudohemiodon apithanos |   | Loricariidae | 
 | Pseudohemiodon lamina |   | Loricariidae | 
 | Pseudoloricaria laeviuscula |   | Loricariidae | 
 | Pseudorinelepis genibarbis |   | Loricariidae | 
 | Pterosturisoma microps |   | Loricariidae | 
 | Pterygoplichthys disjunctivus | Vermiculated sailfin catfish | Loricariidae | 
 | Pterygoplichthys gibbiceps | Leopard pleco | Loricariidae | 
 | Pterygoplichthys lituratus |   | Loricariidae | 
 | Pterygoplichthys multiradiatus | Orinoco sailfin catfish | Loricariidae | 
 | Pterygoplichthys pardalis | Amazon sailfin catfish | Loricariidae | 
 | Pterygoplichthys punctatus | Corroncho | Loricariidae | 
 | Pterygoplichthys scrophus |   | Loricariidae | 
 | Pterygoplichthys weberi |   | Loricariidae | 
 | Pterygoplichthys xinguensis |   | Loricariidae | 
 | Rhadinoloricaria macromystax |   | Loricariidae | 
 | Rineloricaria fallax |   | Loricariidae | 
 | Rineloricaria formosa |   | Loricariidae | 
 | Rineloricaria hasemani |   | Loricariidae | 
 | Rineloricaria heteroptera |   | Loricariidae | 
 | Rineloricaria konopickyi |   | Loricariidae | 
 | Rineloricaria lanceolata | Chocolate-colored catfish | Loricariidae | 
 | Rineloricaria melini |   | Loricariidae | 
 | Rineloricaria phoxocephala |   | Loricariidae | 
 | Rineloricaria teffeana |   | Loricariidae | 
 | Soromonichthys stearleyi |   | Loricariidae | 
 | Squaliforma scopularia |   | Loricariidae | 
 | Squaliforma virescens |   | Loricariidae | 
 | Sturisoma guentheri |   | Loricariidae | 
 | Stictorhinus potamius |   | Ophichthidae | 
 | Osteoglossum bicirrhosum | Arawana | Osteoglossidae | 
 | Osteoglossum ferreirai | Black arawana | Osteoglossidae | 
 | Parodon buckleyi |   | Parodontidae | 
 | Parodon pongoensis | Pongo characin | Parodontidae | 
 | Aguarunichthys inpai |   | Pimelodidae | 
 | Aguarunichthys torosus |   | Pimelodidae | 
 | Brachyplatystoma capapretum |   | Pimelodidae | 
 | Brachyplatystoma juruense | Zebra catfish | Pimelodidae | 
 | Brachyplatystoma platynemum | Slobbering catfish | Pimelodidae | 
 | Brachyplatystoma rousseauxii |   | Pimelodidae | 
 | Brachyplatystoma tigrinum | Tigerstriped catfish | Pimelodidae | 
 | Brachyplatystoma vaillantii | Laulao catfish | Pimelodidae | 
 | Calophysus macropterus | Zamurito | Pimelodidae | 
 | Cheirocerus eques |   | Pimelodidae | 
 | Cheirocerus goeldii |   | Pimelodidae | 
 | Duopalatinus peruanus |   | Pimelodidae | 
 | Exallodontus aguanai |   | Pimelodidae | 
 | Hemisorubim platyrhynchos | Porthole shovelnose catfish | Pimelodidae | 
 | Hypophthalmus edentatus | Highwaterman catfish | Pimelodidae | 
 | Hypophthalmus marginatus |   | Pimelodidae | 
 | Leiarius longibarbis |   | Pimelodidae | 
 | Leiarius marmoratus |   | Pimelodidae | 
 | Megalonema amaxanthum |   | Pimelodidae | 
 | Megalonema platycephalum |   | Pimelodidae | 
 | Phractocephalus hemioliopterus | Redtail catfish | Pimelodidae | 
 | Pimelodina flavipinnis |   | Pimelodidae | 
 | Pimelodus albofasciatus |   | Pimelodidae | 
 | Pimelodus altissimus |   | Pimelodidae | 
 | Pimelodus blochii | Bloch's catfish | Pimelodidae | 
 | Pimelodus jivaro |   | Pimelodidae | 
 | Pimelodus microstoma |   | Pimelodidae | 
 | Pimelodus ornatus |   | Pimelodidae | 
 | Pimelodus pictus | Pictus cat | Pimelodidae | 
 | Pinirampus pirinampu | Flatwhiskered catfish | Pimelodidae | 
 | Platynematichthys notatus | Coroata | Pimelodidae | 
 | Platysilurus mucosus |   | Pimelodidae | 
 | Platystomatichthys sturio |   | Pimelodidae | 
 | Propimelodus caesius |   | Pimelodidae | 
 | Propimelodus eigenmanni |   | Pimelodidae | 
 | Pseudoplatystoma corruscans | Spotted sorubim | Pimelodidae | 
 | Pseudoplatystoma fasciatum | Barred sorubim | Pimelodidae | 
 | Pseudoplatystoma reticulatum |   | Pimelodidae | 
 | Pseudoplatystoma tigrinum | Tiger sorubim | Pimelodidae | 
 | Sorubim elongatus | Slender shovelnose catfish | Pimelodidae | 
 | Sorubim lima | Duckbill catfish | Pimelodidae | 
 | Sorubim maniradii |   | Pimelodidae | 
 | Sorubimichthys planiceps | Firewood catfish | Pimelodidae | 
 | Zungaro zungaro | Gilded catfish | Pimelodidae | 
 | Fluviphylax pygmaeus |   | Poeciliidae | 
 | Fluviphylax simplex |   | Poeciliidae | 
 | Micropoecilia bifurca |   | Poeciliidae | 
 | Micropoecilia branneri |   | Poeciliidae | 
 | Micropoecilia picta | Swamp guppies | Poeciliidae | 
 | Pamphorichthys minor | Mini-molly | Poeciliidae | 
 | Pamphorichthys scalpridens |   | Poeciliidae | 
 | Poecilia parae |   | Poeciliidae | 
 | Poecilia waiapi |   | Poeciliidae | 
 | Monocirrhus polyacanthus | Amazon leaffish | Polycentridae | 
 | Polycentrus schomburgkii | Guyana leaffish | Polycentridae | 
 | Heliotrygon gomesi | Gomes’s round ray | Potamotrygonidae | 
 | Heliotrygon rosai | Rosa’s round ray | Potamotrygonidae | 
 | Paratrygon aiereba | Discus ray | Potamotrygonidae | 
 | Plesiotrygon iwamae | Long-tailed river stingray | Potamotrygonidae | 
 | Potamotrygon constellata | Thorny river stingray | Potamotrygonidae | 
 | Potamotrygon falkneri | Largespot river stingray | Potamotrygonidae | 
 | Potamotrygon motoro | South American freshwater stingray | Potamotrygonidae | 
 | Potamotrygon orbignyi | Smooth back river stingray | Potamotrygonidae | 
 | Potamotrygon schroederi | Rosette river stingray | Potamotrygonidae | 
 | Potamotrygon scobina | Raspy river stingray | Potamotrygonidae | 
 | Potamotrygon tatianae |   | Potamotrygonidae | 
 | Potamotrygon tigrina |   | Potamotrygonidae | 
 | Pristis perotteti | Large-tooth sawfish | Pristidae | 
 | Pristis pristis | Common sawfish | Pristidae | 
 | Ilisha amazonica | Amazon ilisha | Pristigasteridae | 
 | Pellona altamazonica |   | Pristigasteridae | 
 | Pellona castelnaeana | Amazon pellona | Pristigasteridae | 
 | Pellona flavipinnis | Yellowfin river pellona | Pristigasteridae | 
 | Pristigaster cayana | Amazon hatchet herring | Pristigasteridae | 
 | Pristigaster whiteheadi |   | Pristigasteridae | 
 | Prochilodus britskii |   | Prochilodontidae | 
 | Prochilodus nigricans | Black prochilodus | Prochilodontidae | 
 | Prochilodus rubrotaeniatus |   | Prochilodontidae | 
 | Semaprochilodus brama |   | Prochilodontidae | 
 | Semaprochilodus insignis | Kissing prochilodus | Prochilodontidae | 
 | Semaprochilodus taeniurus | Silver prochilodus | Prochilodontidae | 
 | Batrochoglanis raninus |   | Pseudopimelodidae | 
 | Batrochoglanis villosus |   | Pseudopimelodidae | 
 | Microglanis lundbergi |   | Pseudopimelodidae | 
 | Microglanis zonatus |   | Pseudopimelodidae | 
 | Pseudopimelodus pulcher |   | Pseudopimelodidae | 
 | Gymnorhamphichthys rondoni |   | Rhamphichthyidae | 
 | Rhamphichthys drepanium |   | Rhamphichthyidae | 
 | Rhamphichthys longior |   | Rhamphichthyidae | 
 | Rhamphichthys marmoratus |   | Rhamphichthyidae | 
 | Anablepsoides amanan |   | Rivulidae | 
 | Anablepsoides atratus |   | Rivulidae | 
 | Anablepsoides christinae |   | Rivulidae | 
 | Anablepsoides derhami |   | Rivulidae | 
 | Anablepsoides elongatus |   | Rivulidae | 
 | Anablepsoides erberi |   | Rivulidae | 
 | Anablepsoides gamae |   | Rivulidae | 
 | Anablepsoides holmiae |   | Rivulidae | 
 | Anablepsoides immaculatus |   | Rivulidae | 
 | Anablepsoides intermittens |   | Rivulidae | 
 | Anablepsoides iridescens |   | Rivulidae | 
 | Anablepsoides jari |   | Rivulidae | 
 | Anablepsoides jucundus |   | Rivulidae | 
 | Anablepsoides limoncochae |   | Rivulidae | 
 | Anablepsoides micropus |   | Rivulidae | 
 | Anablepsoides monticola |   | Rivulidae | 
 | Anablepsoides ophiomimus |   | Rivulidae | 
 | Anablepsoides ornatus |   | Rivulidae | 
 | Anablepsoides ottonii |   | Rivulidae | 
 | Anablepsoides peruanus |   | Rivulidae | 
 | Anablepsoides roraima |   | Rivulidae | 
 | Anablepsoides rubrolineatus |   | Rivulidae | 
 | Anablepsoides speciosus |   | Rivulidae | 
 | Anablepsoides taeniatus |   | Rivulidae | 
 | Anablepsoides urophthalmus |   | Rivulidae | 
 | Anablepsoides waimacui |   | Rivulidae | 
 | Anablepsoides xanthonotus |   | Rivulidae | 
 | Anablepsoides xinguensis |   | Rivulidae | 
 | Aphyolebias obliquus |   | Rivulidae | 
 | Aphyolebias peruensis | Peruvian longfin | Rivulidae | 
 | Aphyolebias rubrocaudatus |   | Rivulidae | 
 | Aphyolebias wischmanni |   | Rivulidae | 
 | Laimosemion amanapira |   | Rivulidae | 
 | Laimosemion breviceps |   | Rivulidae | 
 | Laimosemion dibaphus |   | Rivulidae | 
 | Laimosemion geayi |   | Rivulidae | 
 | Laimosemion kirovskyi |   | Rivulidae | 
 | Laimosemion lyricauda |   | Rivulidae | 
 | Laimosemion rectocaudatus |   | Rivulidae | 
 | Laimosemion strigatus |   | Rivulidae | 
 | Laimosemion uakti |   | Rivulidae | 
 | Laimosemion uatuman |   | Rivulidae | 
 | Melanorivulus megaroni |   | Rivulidae | 
 | Melanorivulus rubroreticulatus |   | Rivulidae | 
 | Melanorivulus schuncki |   | Rivulidae | 
 | Moema apurinan |   | Rivulidae | 
 | Moema hellneri |   | Rivulidae | 
 | Moema pepotei |   | Rivulidae | 
 | Moema piriana |   | Rivulidae | 
 | Moema portugali |   | Rivulidae | 
 | Moema staecki |   | Rivulidae | 
 | Plesiolebias altamira |   | Rivulidae | 
 | Pterolebias longipinnis | Longfin killie | Rivulidae | 
 | Rivulus tomasi |   | Rivulidae | 
 | Simpsonichthys margaritatus |   | Rivulidae | 
 | Pachypops fourcroi | Guyanan croaker | Sciaenidae | 
 | Pachypops pigmaeus |   | Sciaenidae | 
 | Pachypops trifilis |   | Sciaenidae | 
 | Pachyurus gabrielensis |   | Sciaenidae | 
 | Pachyurus junki |   | Sciaenidae | 
 | Pachyurus schomburgkii | Amazon croaker | Sciaenidae | 
 | Pachyurus stewarti |   | Sciaenidae | 
 | Petilipinnis grunniens |   | Sciaenidae | 
 | Plagioscion auratus | Black curbinata | Sciaenidae | 
 | Plagioscion montei |   | Sciaenidae | 
 | Plagioscion squamosissimus | South American silver croaker | Sciaenidae | 
 | Plagioscion surinamensis | Pacora | Sciaenidae | 
 | Scoloplax baskini |   | Scoloplacidae | 
 | Scoloplax dicra |   | Scoloplacidae | 
 | Scoloplax empousa | Pantanal dwarf catfish | Scoloplacidae | 
 | Acnodon normani | Sheep-pacu | Serrasalmidae | 
 | Catoprion mento | Wimple piranha | Serrasalmidae | 
 | Metynnis argenteus |   | Serrasalmidae | 
 | Metynnis fasciatus |   | Serrasalmidae | 
 | Metynnis hypsauchen | Silver dollar | Serrasalmidae | 
 | Metynnis lippincottianus |   | Serrasalmidae | 
 | Metynnis luna |   | Serrasalmidae | 
 | Metynnis maculatus | Spotted metynnis | Serrasalmidae | 
 | Mylesinus paraschomburgkii |   | Serrasalmidae | 
 | Myleus arnoldi |   | Serrasalmidae | 
 | Myleus asterias |   | Serrasalmidae | 
 | Myleus levis |   | Serrasalmidae | 
 | Myleus lobatus |   | Serrasalmidae | 
 | Myleus pacu |   | Serrasalmidae | 
 | Myleus rhomboidalis |   | Serrasalmidae | 
 | Myleus schomburgkii | Disk tetra | Serrasalmidae | 
 | Myleus setiger |   | Serrasalmidae | 
 | Myleus torquatus |   | Serrasalmidae | 
 | Myloplus rubripinnis | Redhook myleus | Serrasalmidae | 
 | Mylossoma aureum |   | Serrasalmidae | 
 | Mylossoma duriventre |   | Serrasalmidae | 
 | Ossubtus xinguense |   | Serrasalmidae | 
 | Piaractus brachypomus | Pirapitinga | Serrasalmidae | 
 | Pristobrycon aureus |   | Serrasalmidae | 
 | Pristobrycon calmoni |   | Serrasalmidae | 
 | Pristobrycon striolatus |   | Serrasalmidae | 
 | Pygocentrus nattereri | Red piranha | Serrasalmidae | 
 | Pygopristis denticulata | Lobetoothed piranha | Serrasalmidae | 
 | Serrasalmus altispinis |   | Serrasalmidae | 
 | Serrasalmus compressus |   | Serrasalmidae | 
 | Serrasalmus eigenmanni |   | Serrasalmidae | 
 | Serrasalmus elongatus | Slender piranha | Serrasalmidae | 
 | Serrasalmus geryi |   | Serrasalmidae | 
 | Serrasalmus gouldingi |   | Serrasalmidae | 
 | Serrasalmus hollandi |   | Serrasalmidae | 
 | Serrasalmus humeralis | Pirambeba | Serrasalmidae | 
 | Serrasalmus maculatus |   | Serrasalmidae | 
 | Serrasalmus manueli |   | Serrasalmidae | 
 | Serrasalmus nigricans |   | Serrasalmidae | 
 | Serrasalmus rhombeus | Redeye piranha | Serrasalmidae | 
 | Serrasalmus sanchezi |   | Serrasalmidae | 
 | Serrasalmus serrulatus |   | Serrasalmidae | 
 | Serrasalmus spilopleura | Speckled piranha | Serrasalmidae | 
 | Utiaritichthys sennaebragai |   | Serrasalmidae | 
 | Archolaemus blax |   | Sternopygidae | 
 | Archolaemus ferreirai |   | Sternopygidae | 
 | Archolaemus janeae |   | Sternopygidae | 
 | Archolaemus luciae |   | Sternopygidae | 
 | Archolaemus santosi |   | Sternopygidae | 
 | Distocyclus conirostris |   | Sternopygidae | 
 | Eigenmannia limbata |   | Sternopygidae | 
 | Eigenmannia macrops |   | Sternopygidae | 
 | Eigenmannia nigra |   | Sternopygidae | 
 | Eigenmannia virescens | Glass knifefish | Sternopygidae | 
 | Rhabdolichops caviceps |   | Sternopygidae | 
 | Rhabdolichops eastwardi |   | Sternopygidae | 
 | Rhabdolichops lundbergi |   | Sternopygidae | 
 | Rhabdolichops navalha |   | Sternopygidae | 
 | Rhabdolichops nigrimans |   | Sternopygidae | 
 | Rhabdolichops troscheli |   | Sternopygidae | 
 | Sternopygus astrabes |   | Sternopygidae | 
 | Sternopygus branco |   | Sternopygidae | 
 | Sternopygus macrurus | Longtail knifefish | Sternopygidae | 
 | Sternopygus obtusirostris |   | Sternopygidae | 
 | Synbranchus madeirae |   | Synbranchidae | 
 | Synbranchus marmoratus | Marbled swamp eel | Synbranchidae | 
 | Colomesus asellus | Amazon puffer | Tetraodontidae | 
 | Colomesus psittacus | Banded puffer | Tetraodontidae | 
 | Acanthopoma annectens |   | Trichomycteridae | 
 | Apomatoceros alleni |   | Trichomycteridae | 
 | Haemomaster venezuelae |   | Trichomycteridae | 
 | Henonemus macrops |   | Trichomycteridae | 
 | Henonemus punctatus |   | Trichomycteridae | 
 | Ituglanis amazonicus |   | Trichomycteridae | 
 | Ituglanis apteryx |   | Trichomycteridae | 
 | Ituglanis parkoi |   | Trichomycteridae | 
 | Megalocentor echthrus |   | Trichomycteridae | 
 | Ochmacanthus reinhardtii |   | Trichomycteridae | 
 | Paracanthopoma parva |   | Trichomycteridae | 
 | Pareiodon microps |   | Trichomycteridae | 
 | Plectrochilus diabolicus |   | Trichomycteridae | 
 | Plectrochilus machadoi |   | Trichomycteridae | 
 | Pseudostegophilus nemurus |   | Trichomycteridae | 
 | Schultzichthys bondi |   | Trichomycteridae | 
 | Stegophilus panzeri |   | Trichomycteridae | 
 | Trichomycterus anhanga |   | Trichomycteridae | 
 | Trichomycterus hasemani |   | Trichomycteridae | 
 | Tridens melanops |   | Trichomycteridae | 
 | Tridensimilis brevis |   | Trichomycteridae | 
 | Tridentopsis pearsoni |   | Trichomycteridae | 
 | Vandellia cirrhosa | Candiru | Trichomycteridae | 
 | Vandellia sanguinea |   | Trichomycteridae | 
 | Agoniates anchovia |   | Triportheidae | 
 | Agoniates halecinus |   | Triportheidae | 
 | Clupeacharax anchoveoides |   | Triportheidae | 
 | Engraulisoma taeniatum |   | Triportheidae | 
 | Triportheus albus |   | Triportheidae | 
 | Triportheus angulatus |   | Triportheidae | 
 | Triportheus auritus |   | Triportheidae | 
 | Triportheus culter |   | Triportheidae | 
 | Triportheus curtus |   | Triportheidae | 
 | Triportheus elongatus | Elongate hatchetfish | Triportheidae | 
 | Triportheus pictus |   | Triportheidae | 
 | Triportheus rotundatus |   | Triportheidae |