| Oreonectes acridorsalis Lan, 2013
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Nemacheilidae
|
Oreonectes
|
demersal
|
Subtropical
|
| Oreonectes anophthalmus Zheng, 1981
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Nemacheilidae
|
Oreonectes
|
demersal
|
Subtropical
|
| Oblada melanurus (Linnaeus, 1758)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Sparidae
|
Oblada
|
benthopelagic
|
Subtropical
|
| Obliquogobius bathyalis Fricke, 2022
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Obliquogobius
|
bathydemersal
|
Tropical
|
| Obliquogobius cirrifer Shibukawa & Aonuma, 2007
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Obliquogobius
|
demersal
|
Temperate
|
| Obliquogobius cometes (Alcock, 1890)
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Obliquogobius
|
demersal
|
Tropical
|
| Obliquogobius fulvostriatus Chen, Jaafar & Shao, 2012
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Obliquogobius
|
neritic
|
Subtropical
|
| Obliquogobius megalops Shibukawa & Aonuma, 2007
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Obliquogobius
|
demersal
|
Temperate
|
| Obliquogobius turkayi Goren, 1992
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Obliquogobius
|
bathydemersal
|
bathydemersal
|
| Obliquogobius yamadai Shibukawa & Aonuma, 2007
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Obliquogobius
|
demersal
|
Temperate
|
| Occella dodecaedron (Tilesius, 1813)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Cottoidei
|
Agonidae
|
Occella
|
demersal
|
Temperate
|
| Occella iburia (Jordan & Starks, 1904)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Cottoidei
|
Agonidae
|
Occella
|
demersal
|
Temperate
|
| Occella kasawae (Jordan & Hubbs, 1925)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Cottoidei
|
Agonidae
|
Occella
|
demersal
|
Temperate
|
| Occella kuronumai (Freeman, 1951)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Cottoidei
|
Agonidae
|
Occella
|
demersal
|
Temperate
|
| Occidentarius platypogon (Günther, 1864)
|
Animalia
|
Chordata
|
Teleostei
|
Siluriformes
|
Ariidae
|
Occidentarius
|
brackish
|
Tropical
|
| Ochetobius elongatus (Kner, 1867)
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Xenocyprididae
|
Ochetobius
|
brackish
|
Subtropical
|
| Ochmacanthus alternus Myers, 1927
|
Animalia
|
Chordata
|
Teleostei
|
Siluriformes
|
Trichomycteridae
|
Ochmacanthus
|
benthopelagic
|
Tropical
|
| Ochmacanthus batrachostomus (Miranda Ribeiro, 1912)
|
Animalia
|
Chordata
|
Teleostei
|
Siluriformes
|
Trichomycteridae
|
Ochmacanthus
|
benthopelagic
|
Tropical
|
| Ochmacanthus flabelliferus Eigenmann, 1912
|
Animalia
|
Chordata
|
Teleostei
|
Siluriformes
|
Trichomycteridae
|
Ochmacanthus
|
benthopelagic
|
Tropical
|
| Ochmacanthus orinoco Myers, 1927
|
Animalia
|
Chordata
|
Teleostei
|
Siluriformes
|
Trichomycteridae
|
Ochmacanthus
|
benthopelagic
|
Tropical
|
| Ochmacanthus reinhardtii (Steindachner, 1882)
|
Animalia
|
Chordata
|
Teleostei
|
Siluriformes
|
Trichomycteridae
|
Ochmacanthus
|
benthopelagic
|
Tropical
|
| Ocosia apia Poss & Eschmeyer, 1975
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Scorpaenoidei
|
Tetrarogidae
|
Ocosia
|
demersal
|
Subtropical
|
| Ocosia dorsomaculata Chungthanawong & Motomura, 2022
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Scorpaenoidei
|
Tetrarogidae
|
Ocosia
|
demersal
|
Subtropical
|
| Ocosia fasciata Matsubara, 1943
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Scorpaenoidei
|
Tetrarogidae
|
Ocosia
|
demersal
|
Temperate
|
| Ocosia possi Mandrytsa & Usachev, 1990
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Scorpaenoidei
|
Tetrarogidae
|
Ocosia
|
demersal
|
Tropical
|
| Ocosia ramaraoi Poss & Eschmeyer, 1975
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Scorpaenoidei
|
Tetrarogidae
|
Ocosia
|
demersal
|
Tropical
|
| Ocosia sphex Fricke, 2017
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Scorpaenoidei
|
Tetrarogidae
|
Ocosia
|
associated
|
Tropical
|
| Ocosia spinosa Chen, 1981
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Scorpaenoidei
|
Tetrarogidae
|
Ocosia
|
demersal
|
Tropical
|
| Ocosia vespa Jordan & Starks, 1904
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Scorpaenoidei
|
Tetrarogidae
|
Ocosia
|
demersal
|
Temperate
|
| Ocosia zaspilota Poss & Eschmeyer, 1975
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Scorpaenoidei
|
Tetrarogidae
|
Ocosia
|
demersal
|
Tropical
|
| Ocynectes maschalis Jordan & Starks, 1904
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Cottoidei
|
Cottidae
|
Ocynectes
|
demersal
|
Temperate
|
| Ocynectes modestus Snyder, 1911
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Cottoidei
|
Cottidae
|
Ocynectes
|
demersal
|
Temperate
|
| Ocyurus chrysurus (Bloch, 1791)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Lutjanidae
|
Ocyurus
|
associated
|
Subtropical
|
| Odax cyanoallix Ayling & Paxton, 1983
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Odacidae
|
Odax
|
demersal
|
Subtropical
|
| Odax pullus (Forster, 1801)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Odacidae
|
Odax
|
demersal
|
Subtropical
|
| Odaxothrissa ansorgii Boulenger, 1910
|
Animalia
|
Chordata
|
Teleostei
|
Clupeiformes
|
Dorosomatidae
|
Odaxothrissa
|
brackish
|
Tropical
|
| Odaxothrissa losera Boulenger, 1899
|
Animalia
|
Chordata
|
Teleostei
|
Clupeiformes
|
Dorosomatidae
|
Odaxothrissa
|
pelagic
|
Tropical
|
| Odaxothrissa mento (Regan, 1917)
|
Animalia
|
Chordata
|
Teleostei
|
Clupeiformes
|
Dorosomatidae
|
Odaxothrissa
|
pelagic
|
Tropical
|
| Odondebuenia balearica (Pellegrin & Fage, 1907)
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Odondebuenia
|
demersal
|
Subtropical
|
| Odontamblyopus lacepedii (Temminck & Schlegel, 1845)
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Odontamblyopus
|
brackish
|
Subtropical
|
| Odontamblyopus rebecca Murdy & Shibukawa, 2003
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Odontamblyopus
|
brackish
|
Tropical
|
| Odontamblyopus roseus (Valenciennes, 1837)
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Odontamblyopus
|
benthopelagic
|
Tropical
|
| Odontamblyopus rubicundus (Hamilton, 1822)
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Odontamblyopus
|
brackish
|
Subtropical
|
| Odontamblyopus tenuis (Day, 1876)
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Odontamblyopus
|
freshwater
|
Tropical
|
| Odontanthias borbonius (Valenciennes, 1828)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
oceanic
|
Tropical
|
| Odontanthias caudicinctus (Heemstra & Randall, 1986)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
oceanic
|
oceanic
|
| Odontanthias chrysostictus (Günther, 1872)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
demersal
|
Temperate
|
| Odontanthias dorsomaculatus Katayama & Yamamoto, 1986
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
demersal
|
Tropical
|
| Odontanthias elizabethae Fowler, 1923
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
benthopelagic
|
Tropical
|
| Odontanthias flagris Yoshino & Araga, 1975
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
associated
|
Subtropical
|
| Odontanthias fuscipinnis (Jenkins, 1901)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
benthopelagic
|
Tropical
|
| Odontanthias grahami Randall & Heemstra, 2006
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
benthopelagic
|
Subtropical
|
| Odontanthias hensleyi Anderson & García-Moliner, 2012
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
associated
|
Tropical
|
| Odontanthias katayamai (Randall, Maugé & Plessis, 1979)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
demersal
|
Subtropical
|
| Odontanthias randalli White, 2011
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
benthopelagic
|
Tropical
|
| Odontanthias rhodopeplus (Günther, 1872)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
associated
|
Subtropical
|
| Odontanthias tapui (Randall, Maugé & Plessis, 1979)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
associated
|
Tropical
|
| Odontanthias unimaculatus (Tanaka, 1917)
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
associated
|
Subtropical
|
| Odontanthias wassi Randall & Heemstra, 2006
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Serranoidei
|
Anthiadidae
|
Odontanthias
|
benthopelagic
|
Tropical
|
| Odontaspis ferox (Risso, 1810)
|
Animalia
|
Chordata
|
Elasmobranchii
|
Lamniformes
|
Odontaspididae
|
Odontaspis
|
benthopelagic
|
benthopelagic
|
| Odontaspis noronhai (Maul, 1955)
|
Animalia
|
Chordata
|
Elasmobranchii
|
Lamniformes
|
Odontaspididae
|
Odontaspis
|
oceanic
|
oceanic
|
| Odonteleotris canina (Bleeker, 1849)
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Butidae
|
Odonteleotris
|
brackish
|
Tropical
|
| Odonteleotris macrodon (Bleeker, 1853)
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Butidae
|
Odonteleotris
|
freshwater
|
Tropical
|
| Odontesthes argentinensis (Valenciennes, 1835)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
freshwater
|
Subtropical
|
| Odontesthes bicudo Malabarba & Dyer, 2002
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
pelagic
|
Subtropical
|
| Odontesthes bonariensis (Valenciennes, 1835)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
freshwater
|
Subtropical
|
| Odontesthes brevianalis (Günther, 1880)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Temperate
|
| Odontesthes gracilis (Steindachner, 1898)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Subtropical
|
| Odontesthes hatcheri (Eigenmann, 1909)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Temperate
|
| Odontesthes humensis de Buen, 1953
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Temperate
|
| Odontesthes incisa (Jenyns, 1841)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
freshwater
|
Subtropical
|
| Odontesthes ledae Malabarba & Dyer, 2002
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
brackish
|
Subtropical
|
| Odontesthes mauleanum (Steindachner, 1896)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Temperate
|
| Odontesthes mirinensis Bemvenuti, 1996
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Temperate
|
| Odontesthes nigricans (Richardson, 1848)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
freshwater
|
Temperate
|
| Odontesthes orientalis de Buen, 1950
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Temperate
|
| Odontesthes perugiae Evermann & Kendall, 1906
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Temperate
|
| Odontesthes piquava Malabarba & Dyer, 2002
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
pelagic
|
Subtropical
|
| Odontesthes platensis (Berg, 1895)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
freshwater
|
Temperate
|
| Odontesthes regia (Humboldt, 1821)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
freshwater
|
Tropical
|
| Odontesthes retropinnis (de Buen, 1953)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Temperate
|
| Odontesthes smitti (Lahille, 1929)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Subtropical
|
| Odontesthes wiebrichi (Eigenmann, 1928)
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
benthopelagic
|
Temperate
|
| Odontesthes yucuman Wingert, Ferrer & Malabarba, 2017
|
Animalia
|
Chordata
|
Teleostei
|
Atheriniformes
|
Atherinopsidae
|
Odontesthes
|
demersal
|
Tropical
|
| Odontobutis haifengensis Chen, 1985
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Odontobutidae
|
Odontobutis
|
brackish
|
Subtropical
|
| Odontobutis hikimius Iwata & Sakai, 2002
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Odontobutidae
|
Odontobutis
|
benthopelagic
|
Boreal
|
| Odontobutis interruptus Iwata & Jeon, 1985
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Odontobutidae
|
Odontobutis
|
benthopelagic
|
Subtropical
|
| Odontobutis obscurus (Temminck & Schlegel, 1845)
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Odontobutidae
|
Odontobutis
|
benthopelagic
|
Temperate
|
| Odontobutis platycephala Iwata & Jeon, 1985
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Odontobutidae
|
Odontobutis
|
benthopelagic
|
Subtropical
|
| Odontobutis potamophilus (Günther, 1861)
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Odontobutidae
|
Odontobutis
|
benthopelagic
|
Temperate
|
| Odontobutis sinensis Wu, Chen & Chong, 2002
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Odontobutidae
|
Odontobutis
|
demersal
|
Temperate
|
| Odontobutis yaluensis Wu, Wu & Xie, 1993
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Odontobutidae
|
Odontobutis
|
benthopelagic
|
Temperate
|
| Odontocharacidium aphanes (Weitzman & Kanazawa, 1977)
|
Animalia
|
Chordata
|
Teleostei
|
Characiformes
|
Crenuchidae
|
Odontocharacidium
|
pelagic
|
Tropical
|
| Odontocharacidium varii Queiroz Rodrigues & Netto-Ferreira, 2020
|
Animalia
|
Chordata
|
Teleostei
|
Characiformes
|
Crenuchidae
|
Odontocharacidium
|
pelagic
|
Tropical
|
| Odontognathus compressus Meek & Hildebrand, 1923
|
Animalia
|
Chordata
|
Teleostei
|
Clupeiformes
|
Pristigasteridae
|
Odontognathus
|
brackish
|
Tropical
|
| Odontognathus mucronatus Lacepède, 1800
|
Animalia
|
Chordata
|
Teleostei
|
Clupeiformes
|
Pristigasteridae
|
Odontognathus
|
freshwater
|
Tropical
|
| Odontognathus panamensis (Steindachner, 1876)
|
Animalia
|
Chordata
|
Teleostei
|
Clupeiformes
|
Pristigasteridae
|
Odontognathus
|
brackish
|
Tropical
|
| Odontomacrurus murrayi Norman, 1939
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Macrouridae
|
Odontomacrurus
|
bathypelagic
|
bathypelagic
|
| Odontopyxis trispinosa Lockington, 1880
|
Animalia
|
Chordata
|
Teleostei
|
Perciformes/Cottoidei
|
Agonidae
|
Odontopyxis
|
demersal
|
Subtropical
|
| Odontoscion dentex (Cuvier, 1830)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Sciaenidae
|
Odontoscion
|
associated
|
Tropical
|