جميع الأسماك

Ompok platyrhynchus

Not Evaluated freshwater

奇夢角鮟鱇

Oneirodes mirus

Not Evaluated saltwater

Oneirodes parapietschi

Not Evaluated saltwater

Alaska dreamer

Oneirodes thompsoni

Not Evaluated saltwater

Oyster pearlfish

Onuxodon parvibrachium

Not Evaluated saltwater

四川白甲魚

Onychostoma angustistomatum

Not Evaluated freshwater

多鱗白甲魚

Onychostoma macrolepis

Not Evaluated freshwater

McCosker's snake eel

Ophichthus johnmccoskeri

Not Evaluated saltwater

Palespotted eel

Ophichthus puncticeps

Not Evaluated saltwater

Long bodied snake eel

Ophichthus shaoi

Not Evaluated saltwater

Ophichthus woosuitingi

Not Evaluated saltwater

Blackback snake blenny

Ophiclinus gracilis

Not Evaluated saltwater

Cusk eel

Ophidion barbatum

Not Evaluated saltwater

Mimic cusk-eel

Ophidion imitator

Not Evaluated saltwater

Opsarius barnoides

Not Evaluated freshwater

Opsarius chatricensis

Not Evaluated freshwater

Manipur baril

Opsarius dogarsinghi

Not Evaluated freshwater

Orestias piacotensis

Not Evaluated freshwater

Pallid cusk-eel

Ophidion puck

Not Evaluated saltwater

Ophioblennius clippertonensis

Not Evaluated saltwater

Fatlips swamp eel

Ophisternon aenigmaticum

Not Evaluated brackish

Ophthalmolycus polylepis

Not Evaluated saltwater

Hellblauer Fadenmaulbrüter

Ophthalmotilapia heterodonta

Not Evaluated freshwater

Herring

Opisthopterus tardoore

Not Evaluated saltwater

Obscure jawfish

Opistognathus adelus

Not Evaluated saltwater

Opistognathus fossoris

Not Evaluated saltwater

Yellow jawfish

Opistognathus gilberti

Not Evaluated saltwater

Rosenberg's jawfish

Opistognathus rosenbergii

Not Evaluated saltwater

Gulf toadfish

Opsanus beta

Not Evaluated saltwater

勒氏馬口波魚

Opsaridium leleupi

Not Evaluated freshwater

洛氏馬口波魚

Opsaridium loveridgii

Not Evaluated freshwater

Opsariichthys macrolepis

Not Evaluated freshwater

Western roughy

Optivus agrammus

Not Evaluated saltwater

Carpet shark

Orectolobus maculatus

Not Evaluated saltwater

Blue tilapia

Oreochromis aureus

Not Evaluated brackish

Wide-lipped Natron tilapia

Oreochromis latilabris

Not Evaluated freshwater