Order	Family	Species	Status	FB name	Name
Characiformes	Anostomidae	Abramites hypselonotus	native	Marbled headstander
Characiformes	Characidae	Acanthocharax microlepis	native
Siluriformes	Doradidae	Acanthodoras cataphractus	native	Spiny catfish
Siluriformes	Doradidae	Acanthodoras spinosissimus	native	Talking catfish	Kiru-kiru
Perciformes	Cichlidae	Acarichthys heckelii	native	Threadfin acara
Perciformes	Cichlidae	Acaronia nassa	native	Bigeye cichlid
Characiformes	Acestrorhynchidae	Acestrorhynchus falcatus	native
Characiformes	Acestrorhynchidae	Acestrorhynchus falcirostris	native
Characiformes	Acestrorhynchidae	Acestrorhynchus microlepis	native	Pike characin
Characiformes	Acestrorhynchidae	Acestrorhynchus nasutus	native
Pleuronectiformes	Achiridae	Achirus achirus	native	Drab sole
Characiformes	Characidae	Acnodon oligacanthus	native
Perciformes	Cichlidae	Aequidens potaroensis	native
Perciformes	Cichlidae	Aequidens tetramerus	native	Saddle cichlid
Siluriformes	Auchenipteridae	Ageneiosus inermis	native	Manduba
Siluriformes	Auchenipteridae	Ageneiosus marmoratus	native	Bottlenose catfish
Siluriformes	Auchenipteridae	Ageneiosus piperatus	native
Siluriformes	Auchenipteridae	Ageneiosus ucayalensis	native
Characiformes	Characidae	Agoniates anchovia	misidentification
Characiformes	Characidae	Agoniates halecinus	native
Siluriformes	Doradidae	Amblydoras affinis	native		Saurauwari
Siluriformes	Doradidae	Amblydoras hancockii	native	Blue-eye catfish
Characiformes	Crenuchidae	Ammocryptocharax lateralis	native
Characiformes	Crenuchidae	Ammocryptocharax vintonae	native
Cyprinodontiformes	Anablepidae	Anableps anableps	native	Largescale foureyes	Foureye
Cyprinodontiformes	Anablepidae	Anableps microlepis	native	Foureyes	Foureye
Clupeiformes	Engraulidae	Anchoa spinifer	native	Spicule anchovy	Herring
Clupeiformes	Engraulidae	Anchovia surinamensis	native	Surinam anchovy
Clupeiformes	Engraulidae	Anchoviella guianensis	native	Guyana anchovy
Clupeiformes	Engraulidae	Anchoviella lepidentostole	native	Broadband anchovy
Clupeiformes	Engraulidae	Anchoviella manamensis	native	Manamo anchovy
Siluriformes	Loricariidae	Ancistrus dolichopterus	native	Bushymouth catfish
Siluriformes	Loricariidae	Ancistrus hoplogenys	native
Siluriformes	Loricariidae	Ancistrus leucostictus	native
Siluriformes	Loricariidae	Ancistrus lithurgicus	native
Siluriformes	Loricariidae	Ancistrus nudiceps	endemic
Anguilliformes	Anguillidae	Anguilla rostrata	native	American eel
Characiformes	Anostomidae	Anostomoides laticeps	native
Characiformes	Anostomidae	Anostomus anostomus	native	Striped headstander
Characiformes	Anostomidae	Anostomus plicatus	native
Characiformes	Anostomidae	Anostomus ternetzi	native
Characiformes	Parodontidae	Apareiodon gransabana	native
Characiformes	Characidae	Aphyocharacidium melandetum	native
Characiformes	Characidae	Aphyocharax erythrurus	native	Flametail tetra
Characiformes	Characidae	Aphyodite grammica	native
Pleuronectiformes	Achiridae	Apionichthys finis	native		Flounder
Perciformes	Cichlidae	Apistogramma ortmanni	native
Perciformes	Cichlidae	Apistogramma rupununi	native	Two-spot Apistogramma	Two-spot Apistogramma
Perciformes	Cichlidae	Apistogramma steindachneri	native
Gymnotiformes	Apteronotidae	Apteronotus albifrons	native	Black ghost
Gymnotiformes	Apteronotidae	Apteronotus leptorhynchus	native
Osteoglossiformes	Arapaimidae	Arapaima gigas	questionable	Arapaima
Siluriformes	Ariidae	Aspistor quadriscutis	native	Bressou sea catfish
Siluriformes	Aspredinidae	Aspredinichthys filamentosus	native	Sevenbarbed banjo
Siluriformes	Aspredinidae	Aspredinichthys tibicen	native	Tenbarbed banjo
Siluriformes	Aspredinidae	Aspredo aspredo	native	Banjo
Characiformes	Characidae	Astyanax bimaculatus	native	Twospot astyanax
Characiformes	Characidae	Astyanax guianensis	native
Characiformes	Characidae	Astyanax mutator	native
Characiformes	Characidae	Astyanax potaroensis	native
Characiformes	Characidae	Astyanax rupununi	native
Siluriformes	Auchenipteridae	Auchenipterus ambyiacus	native
Siluriformes	Auchenipteridae	Auchenipterus brevior	native
Siluriformes	Auchenipteridae	Auchenipterus demerarae	native
Cyprinodontiformes	Rivulidae	Austrofundulus limnaeus	native
Cyprinodontiformes	Rivulidae	Austrofundulus rupununi	native
Perciformes	Gobiidae	Awaous flavus	native
Siluriformes	Pseudopimelodidae	Batrochoglanis raninus	native
Siluriformes	Pseudopimelodidae	Batrochoglanis villosus	native
Perciformes	Cichlidae	Biotodoma cupido	native	Greenstreaked eartheater
Characiformes	Hemiodontidae	Bivibranchia bimaculata	native
Characiformes	Hemiodontidae	Bivibranchia fowleri	native
Characiformes	Ctenoluciidae	Boulengerella cuvieri	misidentification
Characiformes	Characidae	Brachychalcinus orbicularis	native	Discus tetra
Siluriformes	Heptapteridae	Brachyglanis frenatus	native
Siluriformes	Heptapteridae	Brachyglanis melas	endemic
Siluriformes	Heptapteridae	Brachyglanis phalacra	endemic
Gymnotiformes	Hypopomidae	Brachyhypopomus beebei	native
Gymnotiformes	Hypopomidae	Brachyhypopomus brevirostris	native	Bluntnose knifefish
Gymnotiformes	Hypopomidae	Brachyhypopomus pinnicaudatus	native
Siluriformes	Pimelodidae	Brachyplatystoma filamentosum	native	Kumakuma
Siluriformes	Pimelodidae	Brachyplatystoma vaillantii	native	Laulao catfish	Lalau
Siluriformes	Heptapteridae	Brachyrhamdia heteropleura	native
Characiformes	Characidae	Brycon amazonicus	native
Characiformes	Characidae	Brycon falcatus	native
Characiformes	Characidae	Brycon pesu	native	Mourning tetra	Pesu
Characiformes	Characidae	Bryconamericus cinarucoense	native
Characiformes	Characidae	Bryconamericus hyphesson	native
Characiformes	Characidae	Bryconops affinis	native	Orangefin tetra
Characiformes	Characidae	Bryconops caudomaculatus	native	Tailspot tetra
Siluriformes	Aspredinidae	Bunocephalus amaurus	native	Camouflaged catfish
Siluriformes	Aspredinidae	Bunocephalus chamaizelus	native
Siluriformes	Aspredinidae	Bunocephalus verrucosus	native	Bark catfish
Characiformes	Chilodontidae	Caenotropus labyrinthicus	native
Characiformes	Chilodontidae	Caenotropus maculosus	native
Siluriformes	Callichthyidae	Callichthys callichthys	native	Cascarudo
Perciformes	Cichlidae	Caquetaia spectabilis	native
Carcharhiniformes	Carcharhinidae	Carcharhinus leucas	native	Bull shark
Characiformes	Gasteropelecidae	Carnegiella strigata	native	Marbled hatchetfish
Siluriformes	Ariidae	Cathorops agassizii	native
Siluriformes	Ariidae	Cathorops arenatus	native
Siluriformes	Ariidae	Cathorops laticeps	native
Siluriformes	Ariidae	Cathorops nuchalis	native
Characiformes	Characidae	Catoprion mento	native	Wimple piranha
Siluriformes	Auchenipteridae	Centromochlus reticulatus	native
Perciformes	Centropomidae	Centropomus ensiferus	native	Swordspine snook	Snoek
Perciformes	Centropomidae	Centropomus parallelus	native	Fat snook	Grabb's snook
Siluriformes	Pseudopimelodidae	Cephalosilurus albomarginatus	endemic
Siluriformes	Cetopsidae	Cetopsidium minutum	native
Siluriformes	Cetopsidae	Cetopsidium roae	native
Perciformes	Cichlidae	Chaetobranchus flavescens	native		River patwa
Characiformes	Characidae	Chalceus epakros	native
Characiformes	Characidae	Chalceus macrolepidotus	native	Pinktail chalceus
Characiformes	Crenuchidae	Characidium pellucidum	native
Characiformes	Crenuchidae	Characidium pteroides	native
Characiformes	Crenuchidae	Characidium steindachneri	native
Characiformes	Crenuchidae	Characidium zebra	native
Characiformes	Characidae	Charax gibbosus	native	Glass headstander
Characiformes	Characidae	Charax hemigrammus	native
Characiformes	Characidae	Charax rupununi	native
Siluriformes	Heptapteridae	Chasmocranus brevior	native
Siluriformes	Heptapteridae	Chasmocranus longior	native
Characiformes	Chilodontidae	Chilodus punctatus	native	Spotted headstander
Perciformes	Cichlidae	Cichla ocellaris	native	Peacock cichlid	Lukanani
Perciformes	Cichlidae	Cichla temensis	native	Speckled pavon
Perciformes	Cichlidae	Cichlasoma bimaculatum	native	Black acara	Common patwa
Perciformes	Cichlidae	Cleithracara maronii	native	Keyhole cichlid
Characiformes	Characidae	Colossoma macropomum	introduced	Tambaqui
Characiformes	Lebiasinidae	Copella arnoldi	native	Splash tetra
Characiformes	Lebiasinidae	Copella eigenmanni	native
Characiformes	Lebiasinidae	Copella nattereri	native	Spotted tetra
Siluriformes	Callichthyidae	Corydoras aeneus	native	Bronze corydoras
Siluriformes	Callichthyidae	Corydoras blochi	native	Spotback corydoras
Siluriformes	Callichthyidae	Corydoras bondi	native	Blackstripe corydoras
Siluriformes	Callichthyidae	Corydoras griseus	native	Gray corydoras
Siluriformes	Callichthyidae	Corydoras melanistius	native	Bluespotted corydoras
Siluriformes	Callichthyidae	Corydoras potaroensis	native
Siluriformes	Callichthyidae	Corydoras sipaliwini	native
Siluriformes	Loricariidae	Corymbophanes andersoni	native
Siluriformes	Loricariidae	Corymbophanes kaiei	native
Characiformes	Characidae	Creagrutus melanzonus	native
Perciformes	Cichlidae	Crenicara punctulatum	native	Checkerboard cichlid
Perciformes	Cichlidae	Crenicichla albopunctata	native
Perciformes	Cichlidae	Crenicichla alta	native	Millet
Perciformes	Cichlidae	Crenicichla johanna	native
Perciformes	Cichlidae	Crenicichla lugubris	native
Perciformes	Cichlidae	Crenicichla macrophthalma	misidentification
Perciformes	Cichlidae	Crenicichla reticulata	native
Perciformes	Cichlidae	Crenicichla saxatilis	native	Ringtail pike cichlid
Perciformes	Cichlidae	Crenicichla strigata	native
Perciformes	Cichlidae	Crenicichla vaillanti	native
Perciformes	Cichlidae	Crenicichla wallacii	native
Characiformes	Crenuchidae	Crenuchus spilurus	native	Sailfin tetra
Characiformes	Characidae	Ctenobrycon spilurus	native	Silver tetra
Cypriniformes	Cyprinidae	Ctenopharyngodon idella	introduced	Grass carp
Characiformes	Curimatidae	Curimata cyprinoides	native
Characiformes	Curimatidae	Curimata roseni	native
Characiformes	Curimatidae	Curimata vittata	native
Characiformes	Curimatidae	Curimatella alburna	native
Characiformes	Curimatidae	Curimatella immaculata	native
Characiformes	Curimatidae	Curimatopsis crypticus	native
Characiformes	Cynodontidae	Cynodon gibbus	native
Characiformes	Cynodontidae	Cynodon septenarius	native
Characiformes	Characidae	Cynopotamus essequibensis	native
Perciformes	Sciaenidae	Cynoscion acoupa	native	Acoupa weakfish	Grey snapper
Perciformes	Sciaenidae	Cynoscion steindachneri	native	Smalltooth weakfish
Characiformes	Curimatidae	Cyphocharax festivus	native
Characiformes	Curimatidae	Cyphocharax helleri	native
Characiformes	Curimatidae	Cyphocharax microcephalus	native
Characiformes	Curimatidae	Cyphocharax spilurus	native		Cuticuru
Siluriformes	Cetopsidae	Denticetopsis iwokrama	native
Siluriformes	Cetopsidae	Denticetopsis macilenta	native
Characiformes	Lebiasinidae	Derhamia hoffmannorum	endemic
Siluriformes	Doradidae	Doras carinatus	native
Siluriformes	Doradidae	Doras micropoeus	native
Gymnotiformes	Sternopygidae	Eigenmannia macrops	native
Gymnotiformes	Sternopygidae	Eigenmannia nigra	native
Gymnotiformes	Sternopygidae	Eigenmannia virescens	native	Glass knifefish
Gymnotiformes	Gymnotidae	Electrophorus electricus	native	Electric eel
Characiformes	Erythrinidae	Erythrinus erythrinus	native
Perciformes	Gerreidae	Eucinostomus argenteus	native	Silver mojarra
Perciformes	Gerreidae	Eugerres plumieri	native	Striped mojarra
Characiformes	Characidae	Exodon paradoxus	native	Bucktooth tetra
Siluriformes	Loricariidae	Farlowella nattereri	native
Siluriformes	Loricariidae	Farlowella reticulata	native
Siluriformes	Loricariidae	Farlowella rugosa	native
Characiformes	Gasteropelecidae	Gasteropelecus sternicla	native	River hatchetfish
Perciformes	Cichlidae	Geophagus brachybranchus	native
Perciformes	Cichlidae	Geophagus surinamensis	misidentification	Redstriped eartheater
Perciformes	Gerreidae	Gerres cinereus	native	Yellow fin mojarra
Siluriformes	Auchenipteridae	Glanidium leopardum	native
Characiformes	Characidae	Gnathocharax steindachneri	native
Siluriformes	Heptapteridae	Goeldiella eques	native
Perciformes	Cichlidae	Guianacara geayi	misidentification
Perciformes	Cichlidae	Guianacara sphenozona	native
Characiformes	Characidae	Gymnocorymbus thayeri	native	False black tetra
Siluriformes	Doradidae	Hassar orestis	native
Siluriformes	Cetopsidae	Helogenes marmoratus	native
Siluriformes	Loricariidae	Hemiancistrus megacephalus	native
Characiformes	Characidae	Hemigrammus analis	native
Characiformes	Characidae	Hemigrammus bellottii	misidentification
Characiformes	Characidae	Hemigrammus cylindricus	native
Characiformes	Characidae	Hemigrammus erythrozonus	native	Glowlight tetra
Characiformes	Characidae	Hemigrammus iota	native
Characiformes	Characidae	Hemigrammus ocellifer	native	Head-and-taillight tetra
Characiformes	Characidae	Hemigrammus orthus	native
Characiformes	Characidae	Hemigrammus rodwayi	native
Characiformes	Characidae	Hemigrammus stictus	native
Characiformes	Characidae	Hemigrammus unilineatus	native	Featherfin tetra
Siluriformes	Loricariidae	Hemiodontichthys acipenserinus	native
Characiformes	Hemiodontidae	Hemiodus amazonum	native
Characiformes	Hemiodontidae	Hemiodus argenteus	native
Characiformes	Hemiodontidae	Hemiodus atranalis	native
Characiformes	Hemiodontidae	Hemiodus quadrimaculatus	native	Barred hemiodus
Characiformes	Hemiodontidae	Hemiodus semitaeniatus	native	Halfline hemiodus
Characiformes	Hemiodontidae	Hemiodus unimaculatus	native
Characiformes	Hemiodontidae	Hemiodus vorderwinkleri	native
Siluriformes	Pimelodidae	Hemisorubim platyrhynchos	native	Porthole shovelnose catfish
Siluriformes	Trichomycteridae	Henonemus taxistigmus	native
Perciformes	Cichlidae	Heros severus	misidentification	Banded cichlid
Characiformes	Characidae	Heterocharax macrolepis	native
Characiformes	Erythrinidae	Hoplerythrinus unitaeniatus	native	Aimara
Characiformes	Erythrinidae	Hoplias aimara	native
Characiformes	Erythrinidae	Hoplias macrophthalmus	native	Giant trahira
Characiformes	Erythrinidae	Hoplias malabaricus	native	Trahira
Siluriformes	Callichthyidae	Hoplosternum littorale	native	Hassar
Characiformes	Cynodontidae	Hydrolycus armatus	native
Characiformes	Cynodontidae	Hydrolycus tatauaia	native
Characiformes	Characidae	Hyphessobrycon catableptus	native
Characiformes	Characidae	Hyphessobrycon eos	native	Dawn tetra
Characiformes	Characidae	Hyphessobrycon minimus	native
Characiformes	Characidae	Hyphessobrycon minor	native
Characiformes	Characidae	Hyphessobrycon rosaceus	native	Rosy tetra
Pleuronectiformes	Achiridae	Hypoclinemus mentalis	native
Siluriformes	Pimelodidae	Hypophthalmus edentatus	native	Highwaterman catfish	Highwater
Gymnotiformes	Hypopomidae	Hypopomus artedi	native
Siluriformes	Loricariidae	Hypostomus hemiurus	native
Siluriformes	Loricariidae	Hypostomus macushi	native
Siluriformes	Loricariidae	Hypostomus plecostomus	native	Suckermouth catfish	Sea hasar
Siluriformes	Loricariidae	Hypostomus watwata	native	Armored catfish
Characiformes	Characidae	Iguanodectes spilurus	native
Siluriformes	Heptapteridae	Imparfinis minutus	questionable
Siluriformes	Trichomycteridae	Ituglanis gracilior	native
Characiformes	Characidae	Jupiaba abramoides	native
Characiformes	Characidae	Jupiaba essequibensis	native
Characiformes	Characidae	Jupiaba mucronata	native
Characiformes	Characidae	Jupiaba pinnata	native
Characiformes	Characidae	Jupiaba polylepis	native
Characiformes	Characidae	Jupiaba potaroensis	native
Perciformes	Cichlidae	Krobia guianensis	native	Krobia
Characiformes	Anostomidae	Laemolyta proxima	native
Siluriformes	Loricariidae	Lasiancistrus schomburgkii	native
Siluriformes	Pimelodidae	Leiarius arekaima	native
Siluriformes	Pimelodidae	Leiarius marmoratus	native
Characiformes	Anostomidae	Leporinus alternus	native
Characiformes	Anostomidae	Leporinus arcus	native	Lipstick leporinus
Characiformes	Anostomidae	Leporinus desmotes	native
Characiformes	Anostomidae	Leporinus friderici	native	Threespot leporinus
Characiformes	Anostomidae	Leporinus granti	native
Characiformes	Anostomidae	Leporinus maculatus	native	Spotted leporinus
Characiformes	Anostomidae	Leporinus megalepis	native
Characiformes	Anostomidae	Leporinus nigrotaeniatus	native	Halfline leporinus
Characiformes	Anostomidae	Leporinus paralternus	native
Characiformes	Anostomidae	Leporinus pellegrinii	native
Siluriformes	Doradidae	Leptodoras hasemani	native
Siluriformes	Doradidae	Leptodoras linnelli	native
Siluriformes	Heptapteridae	Leptorhamdia essequibensis	native
Siluriformes	Loricariidae	Limatulichthys griseus	native
Siluriformes	Loricariidae	Lithogenes villosus	native
Siluriformes	Loricariidae	Lithoxus bovallii	endemic
Siluriformes	Loricariidae	Lithoxus lithoides	native
Siluriformes	Loricariidae	Loricaria cataphracta	native
Siluriformes	Loricariidae	Loricariichthys brunneus	native
Siluriformes	Loricariidae	Loricariichthys microdon	native
Clupeiformes	Engraulidae	Lycengraulis batesii	native	Bates' sabretooth anchovy	Anchovy
Clupeiformes	Engraulidae	Lycengraulis grossidens	native	Atlantic sabretooth anchovy	Anchovy
Perciformes	Cichlidae	Mazarunia mazarunii	native
Siluriformes	Callichthyidae	Megalechis picta	native	Spotted hoplo
Siluriformes	Callichthyidae	Megalechis thoracata	native
Siluriformes	Pimelodidae	Megalonema amaxanthum	native
Siluriformes	Pimelodidae	Megalonema platycephalum	native
Elopiformes	Megalopidae	Megalops atlanticus	native	Tarpon	Tarpon
Characiformes	Crenuchidae	Melanocharacidium blennioides	native
Characiformes	Crenuchidae	Melanocharacidium dispilomma	questionable
Perciformes	Cichlidae	Mesonauta guyanae	native
Characiformes	Characidae	Metynnis altidorsalis	native
Characiformes	Characidae	Metynnis hypsauchen	native	Silver dollar
Characiformes	Characidae	Metynnis maculatus	misidentification	Spotted metynnis
Siluriformes	Pseudopimelodidae	Microglanis poecilus	native	Dwarf marbled catfish
Siluriformes	Pseudopimelodidae	Microglanis secundus	native
Cyprinodontiformes	Poeciliidae	Micropoecilia parae	native
Cyprinodontiformes	Poeciliidae	Micropoecilia picta	native	Swamp guppies
Characiformes	Characidae	Microschemobrycon melanotus	native
Cyprinodontiformes	Rivulidae	Moema staecki	questionable
Characiformes	Characidae	Moenkhausia browni	native
Characiformes	Characidae	Moenkhausia chrysargyrea	native
Characiformes	Characidae	Moenkhausia collettii	native
Characiformes	Characidae	Moenkhausia grandisquamis	native
Characiformes	Characidae	Moenkhausia oligolepis	native	Glass tetra
Characiformes	Characidae	Moenkhausia shideleri	native
Perciformes	Polycentridae	Monocirrhus polyacanthus	error	Amazon leaffish
Mugiliformes	Mugilidae	Mugil cephalus	questionable	Flathead mullet
Mugiliformes	Mugilidae	Mugil liza	native	Liza
Characiformes	Characidae	Mylesinus schomburgkii	native
Characiformes	Characidae	Myleus asterias	native
Characiformes	Characidae	Myleus latus	native
Characiformes	Characidae	Myleus rhomboidalis	native
Characiformes	Characidae	Myleus setiger	native
Characiformes	Characidae	Myloplus rubripinnis	native	Redhook myleus
Siluriformes	Heptapteridae	Myoglanis potaroensis	endemic
Perciformes	Cichlidae	Nannacara anomala	native	Goldeneye cichlid
Perciformes	Cichlidae	Nannacara bimaculata	native
Characiformes	Lebiasinidae	Nannostomus beckfordi	native	Golden pencilfish
Characiformes	Lebiasinidae	Nannostomus digrammus	native	Twostripe pencilfish
Characiformes	Lebiasinidae	Nannostomus espei	native	Barred pencilfish
Characiformes	Lebiasinidae	Nannostomus harrisoni	native	Blackstripe pencilfish
Characiformes	Lebiasinidae	Nannostomus marginatus	native	Dwarf pencilfish
Characiformes	Lebiasinidae	Nannostomus minimus	native	Least pencilfish
Characiformes	Lebiasinidae	Nannostomus trifasciatus	native	Threestripe pencilfish
Characiformes	Lebiasinidae	Nannostomus unifasciatus	native	Oneline pencilfish
Siluriformes	Doradidae	Nemadoras leporhinus	native
Siluriformes	Doradidae	Nemadoras trimaculatus	native
Siluriformes	Trichomycteridae	Ochmacanthus flabelliferus	native
Clupeiformes	Clupeidae	Odontognathus mucronatus	native	Guiana longfin herring	Herring
Perciformes	Carangidae	Oligoplites palometa	native	Maracaibo leatherjacket
Salmoniformes	Salmonidae	Oncorhynchus mykiss	introduced	Rainbow trout
Perciformes	Cichlidae	Oreochromis mossambicus	introduced	Mozambique tilapia
Perciformes	Cichlidae	Oreochromis niloticus niloticus	introduced	Nile tilapia
Siluriformes	Doradidae	Oxydoras niger	native	Ripsaw catfish	Cuiu-cuiu
Perciformes	Sciaenidae	Pachypops fourcroi	native	Guyanan croaker
Perciformes	Sciaenidae	Pachypops trifilis	native
Perciformes	Sciaenidae	Pachyurus schomburgkii	native	Amazon croaker
Characiformes	Characidae	Parapristella aubynei	native
Characiformes	Parodontidae	Parodon bifasciatus	native
Characiformes	Parodontidae	Parodon guyanensis	native
Siluriformes	Loricariidae	Parotocinclus britskii	native
Siluriformes	Loricariidae	Parotocinclus collinsae	native
Siluriformes	Loricariidae	Peckoltia braueri	native
Siluriformes	Loricariidae	Peckoltia cavatica	native
Siluriformes	Loricariidae	Peckoltia sabaji	native
Clupeiformes	Pristigasteridae	Pellona castelnaeana	native	Amazon pellona
Clupeiformes	Pristigasteridae	Pellona flavipinnis	native	Yellowfin river pellona
Perciformes	Sciaenidae	Petilipinnis grunniens	native
Characiformes	Characidae	Phenacogaster carteri	native
Characiformes	Characidae	Phenacogaster megalostictus	native
Characiformes	Characidae	Phenacogaster microstictus	native
Siluriformes	Pimelodidae	Phractocephalus hemioliopterus	native	Redtail catfish
Siluriformes	Doradidae	Physopyxis ananas	native
Siluriformes	Doradidae	Physopyxis lyra	native
Characiformes	Lebiasinidae	Piabucina unitaeniata	native
Characiformes	Characidae	Piabucus dentatus	native
Siluriformes	Heptapteridae	Pimelodella altipinnis	native
Siluriformes	Heptapteridae	Pimelodella cristata	native
Siluriformes	Heptapteridae	Pimelodella macturki	native
Siluriformes	Heptapteridae	Pimelodella megalops	native
Siluriformes	Heptapteridae	Pimelodella wesselii	endemic
Siluriformes	Pimelodidae	Pimelodus blochii	native	Bloch's catfish
Siluriformes	Pimelodidae	Pimelodus ornatus	native
Siluriformes	Pimelodidae	Pinirampus pirinampu	native	Flatwhiskered catfish
Perciformes	Sciaenidae	Plagioscion auratus	native	Black curbinata	Rockhead basher
Perciformes	Sciaenidae	Plagioscion squamosissimus	native	South American silver croaker
Siluriformes	Doradidae	Platydoras costatus	native	Raphael catfish
Siluriformes	Aspredinidae	Platystacus cotylephorus	native	Banded banjo
Cyprinodontiformes	Poeciliidae	Poecilia reticulata	native	Guppy
Cyprinodontiformes	Poeciliidae	Poecilia vivipara	native
Characiformes	Crenuchidae	Poecilocharax bovalii	native