🌊
Fish Species of the Atlantic Ocean
The second-largest ocean, bounded by the Americas to the west and Europe and Africa to the east — from the Arctic to the Antarctic, supporting major global fisheries.
5,070
Total Species
361
Threatened
1,000
Edible
29
Countries
Northern leatherside chub
Lepidomeda copei
NT
💧 Freshwater
Northern madtom
Noturus stigmosus
NT
💧 Freshwater
Northern pike
Esox lucius
LC
💧 Freshwater
Northern plains killifish
Fundulus kansae
LC
💧 Freshwater
Northern platyfish
Xiphophorus gordoni
EN
💧 Freshwater
Northern studfish
Fundulus catenatus
LC
💧 Freshwater
Notchlip redhorse
Moxostoma collapsum
LC
💧 Freshwater
Notropis Imeldae
Notropis imeldae
DD
💧 Freshwater
Oaxaca killifish
Profundulus punctatus
DD
💧 Freshwater
Oaxaca Killifish
Profundulus oaxacae
DD
💧 Freshwater
Oaxaca livebearer
Poeciliopsis lutzi
DD
💧 Freshwater
Ocellated killifish
Floridichthys polyommus
LC
💧 Freshwater
Ochmacanthus Reinhardtii
Ochmacanthus reinhardtii
LC
💧 Freshwater
Odd Astyanax
Bryconamericus uporas
LC
💧 Freshwater
Odontesthes Bicudo
Odontesthes bicudo
EN
💧 Freshwater
Odontesthes Piquava
Odontesthes piquava
NT
💧 Freshwater
Odontesthes Retropinnis
Odontesthes retropinnis
DD
💧 Freshwater
Odontostilbe Paraguayensis
Odontostilbe paraguayensis
LC
💧 Freshwater
Ohrid trout
Salmo letnica
EN
💧 Freshwater
Olga cory
Corydoras simulatus
VU
💧 Freshwater
Oligosarcus Acutirostris
Oligosarcus acutirostris
LC
💧 Freshwater
Oligosarcus Brevioris
Oligosarcus brevioris
LC
💧 Freshwater
Oligosarcus Paranensis
Oligosarcus paranensis
LC
💧 Freshwater
Olive cory
Corydoras ehrhardti
LC
💧 Freshwater
Olmec blind catfish
Rhamdia macuspanensis
NT
💧 Freshwater
Olympic mudminnow
Novumbra hubbsi
LC
💧 Freshwater
Oneline pencilfish
Nannostomus unifasciatus
LC
💧 Freshwater
Onesided livebearer
Jenynsia lineata
LC
💧 Freshwater
Onesided livebearer
Jenynsia multidentata
LC
💧 Freshwater
Opal allotoca
Allotoca dugesii
EN
💧 Freshwater
Opata sucker
Catostomus wigginsi
VU
💧 Freshwater
Orange-fringed largemouth
Chetia brevis
EN
💧 Freshwater
Orangefin barb
Enteromius eutaenia
LC
💧 Freshwater
Orangefin madtom
Noturus gilberti
EN
💧 Freshwater
Orangefin tetra
Bryconops affinis
LC
💧 Freshwater
Orinoco Banjo
Bunocephalus aleuropsis
LC
💧 Freshwater
Orinoco eartheater
Biotodoma wavrini
LC
💧 Freshwater
Orinoco Needlefish
Pseudotylosurus microps
LC
💧 Freshwater
Orinoco sailfin catfish
Pterygoplichthys multiradiatus
LC
💧 Freshwater
Orinocodoras Eigenmanni
Orinocodoras eigenmanni
LC
💧 Freshwater
Ornate cory
Corydoras ornatus
LC
💧 Freshwater
Orocue cory
Corydoras esperanzae
DD
💧 Freshwater
Orthosternarchus Tamandua
Orthosternarchus tamandua
LC
💧 Freshwater
Oscar
Astronotus ocellatus
LC
💧 Freshwater
Otocinclus Bororo
Otocinclus bororo
LC
💧 Freshwater
Otocinclus Caxarari
Otocinclus caxarari
LC
💧 Freshwater
Otocinclus Hasemani
Otocinclus hasemani
LC
💧 Freshwater
Otocinclus Huaorani
Otocinclus huaorani
LC
💧 Freshwater