| Moapa coriacea Hubbs & Miller, 1948
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Moapa
|
demersal
|
Temperate
|
| Maccullochella ikei Rowland, 1986
|
Animalia
|
Chordata
|
Teleostei
|
Centrarchiformes
|
Percichthyidae
|
Maccullochella
|
benthopelagic
|
Temperate
|
| Maccullochella macquariensis (Cuvier, 1829)
|
Animalia
|
Chordata
|
Teleostei
|
Centrarchiformes
|
Percichthyidae
|
Maccullochella
|
demersal
|
Temperate
|
| Maccullochella mariensis Rowland, 1993
|
Animalia
|
Chordata
|
Teleostei
|
Centrarchiformes
|
Percichthyidae
|
Maccullochella
|
demersal
|
Subtropical
|
| Maccullochella peelii (Mitchell, 1838)
|
Animalia
|
Chordata
|
Teleostei
|
Centrarchiformes
|
Percichthyidae
|
Maccullochella
|
demersal
|
Temperate
|
| Macolor macularis Fowler, 1931
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Lutjanidae
|
Macolor
|
associated
|
Tropical
|
| Macolor niger (Forsskål, 1775)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Lutjanidae
|
Macolor
|
associated
|
Tropical
|
| Macquaria ambigua (Richardson, 1845)
|
Animalia
|
Chordata
|
Teleostei
|
Centrarchiformes
|
Percichthyidae
|
Macquaria
|
demersal
|
Temperate
|
| Macquaria australasica Cuvier, 1830
|
Animalia
|
Chordata
|
Teleostei
|
Centrarchiformes
|
Percichthyidae
|
Macquaria
|
benthopelagic
|
Temperate
|
| Macrhybopsis aestivalis (Girard, 1856)
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
demersal
|
Subtropical
|
| Macrhybopsis australis (Hubbs & Ortenburger, 1929)
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
benthopelagic
|
Subtropical
|
| Macrhybopsis boschungi Gilbert & Mayden, 2017
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
benthopelagic
|
Subtropical
|
| Macrhybopsis etnieri Gilbert & Mayden, 2017
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
benthopelagic
|
Subtropical
|
| Macrhybopsis gelida (Girard, 1856)
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
demersal
|
Temperate
|
| Macrhybopsis hyostoma (Gilbert, 1884)
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
benthopelagic
|
Subtropical
|
| Macrhybopsis marconis (Jordan & Gilbert, 1886)
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
benthopelagic
|
Subtropical
|
| Macrhybopsis meeki (Jordan & Evermann, 1896)
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
demersal
|
Temperate
|
| Macrhybopsis pallida Gilbert & Mayden, 2017
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
demersal
|
Subtropical
|
| Macrhybopsis storeriana (Kirtland, 1845)
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
demersal
|
Temperate
|
| Macrhybopsis tetranema (Gilbert, 1886)
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
benthopelagic
|
Temperate
|
| Macrhybopsis tomellerii Gilbert & Mayden, 2017
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Leuciscidae
|
Macrhybopsis
|
demersal
|
Subtropical
|
| Macrocephenchelys brachialis Fowler, 1934
|
Animalia
|
Chordata
|
Teleostei
|
Anguilliformes
|
Congridae
|
Macrocephenchelys
|
bathydemersal
|
bathydemersal
|
| Macrocephenchelys brevirostris (Chen & Weng, 1967)
|
Animalia
|
Chordata
|
Teleostei
|
Anguilliformes
|
Congridae
|
Macrocephenchelys
|
bathydemersal
|
Tropical
|
| Macrochirichthys macrochirus (Valenciennes, 1844)
|
Animalia
|
Chordata
|
Teleostei
|
Cypriniformes
|
Xenocyprididae
|
Macrochirichthys
|
benthopelagic
|
Tropical
|
| Macrodon ancylodon (Bloch & Schneider, 1801)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Sciaenidae
|
Macrodon
|
brackish
|
Subtropical
|
| Macrodon atricauda (Günther, 1880)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Sciaenidae
|
Macrodon
|
demersal
|
Tropical
|
| Macrodon mordax (Gilbert & Starks, 1904)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Sciaenidae
|
Macrodon
|
brackish
|
Tropical
|
| Macrodontogobius wilburi Herre, 1936
|
Animalia
|
Chordata
|
Teleostei
|
Gobiiformes
|
Gobiidae
|
Macrodontogobius
|
brackish
|
Tropical
|
| Macrognathus aculeatus (Bloch, 1786)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
brackish
|
Tropical
|
| Macrognathus albus Plamoottil & Abraham, 2014
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus aral (Bloch & Schneider, 1801)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
brackish
|
Tropical
|
| Macrognathus aureus Britz, 2010
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus caudiocellatus (Boulenger, 1893)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus circumcinctus (Hora, 1924)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
demersal
|
Tropical
|
| Macrognathus dorsiocellatus Britz, 2010
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
demersal
|
Tropical
|
| Macrognathus fasciatus Plamoottil & Abraham, 2014
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
demersal
|
Tropical
|
| Macrognathus guentheri (Day, 1865)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus keithi (Herre, 1940)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus lineatomaculatus Britz, 2010
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
demersal
|
Subtropical
|
| Macrognathus maculatus (Cuvier, 1832)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus malabaricus (Jerdon, 1849)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus meklongensis Roberts, 1986
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
demersal
|
Tropical
|
| Macrognathus morehensis Arunkumar & Tombi Singh, 2000
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
demersal
|
Tropical
|
| Macrognathus obscurus Britz, 2010
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
demersal
|
Tropical
|
| Macrognathus pancalus Hamilton, 1822
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
brackish
|
Tropical
|
| Macrognathus pavo Britz, 2010
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
demersal
|
Tropical
|
| Macrognathus pentophthalmos (Gronow, 1854)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus semiocellatus Roberts, 1986
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus siamensis (Günther, 1861)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus taeniagaster (Fowler, 1935)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus tapirus Kottelat & Widjanarti, 2005
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macrognathus zebrinus (Blyth, 1858)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Mastacembelidae
|
Macrognathus
|
benthopelagic
|
Tropical
|
| Macroparalepis affinis Ege, 1933
|
Animalia
|
Chordata
|
Teleostei
|
Aulopiformes
|
Lestidiidae
|
Macroparalepis
|
bathypelagic
|
bathypelagic
|
| Macroparalepis brevis Ege, 1933
|
Animalia
|
Chordata
|
Teleostei
|
Aulopiformes
|
Lestidiidae
|
Macroparalepis
|
oceanic
|
Temperate
|
| Macroparalepis danae Ege, 1933
|
Animalia
|
Chordata
|
Teleostei
|
Aulopiformes
|
Lestidiidae
|
Macroparalepis
|
bathypelagic
|
bathypelagic
|
| Macroparalepis johnfitchi (Rofen, 1960)
|
Animalia
|
Chordata
|
Teleostei
|
Aulopiformes
|
Lestidiidae
|
Macroparalepis
|
neritic
|
Tropical
|
| Macroparalepis longilateralis Post, 1973
|
Animalia
|
Chordata
|
Teleostei
|
Aulopiformes
|
Lestidiidae
|
Macroparalepis
|
bathypelagic
|
Subtropical
|
| Macroparalepis macrogeneion Post, 1973
|
Animalia
|
Chordata
|
Teleostei
|
Aulopiformes
|
Lestidiidae
|
Macroparalepis
|
bathypelagic
|
bathypelagic
|
| Macroparalepis nigra (Maul, 1965)
|
Animalia
|
Chordata
|
Teleostei
|
Aulopiformes
|
Lestidiidae
|
Macroparalepis
|
bathypelagic
|
bathypelagic
|
| Macropharyngodon bipartitus Smith, 1957
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Subtropical
|
| Macropharyngodon choati Randall, 1978
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Subtropical
|
| Macropharyngodon cyanoguttatus Randall, 1978
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Tropical
|
| Macropharyngodon geoffroy (Quoy & Gaimard, 1824)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Tropical
|
| Macropharyngodon kuiteri Randall, 1978
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Tropical
|
| Macropharyngodon marisrubri Randall, 1978
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Tropical
|
| Macropharyngodon meleagris (Valenciennes, 1839)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Tropical
|
| Macropharyngodon moyeri Shepard & Meyer, 1978
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
demersal
|
Temperate
|
| Macropharyngodon negrosensis Herre, 1932
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Tropical
|
| Macropharyngodon ornatus Randall, 1978
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Tropical
|
| Macropharyngodon pakoko Delrieu-Trottin, Williams & Planes, 2014
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Tropical
|
| Macropharyngodon vivienae Randall, 1978
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Labridae
|
Macropharyngodon
|
associated
|
Subtropical
|
| Macropinna microstoma Chapman, 1939
|
Animalia
|
Chordata
|
Teleostei
|
Argentiniformes
|
Opisthoproctidae
|
Macropinna
|
bathypelagic
|
bathypelagic
|
| Macropodus baviensis Nguyen & Nguyen, 2005
|
Animalia
|
Chordata
|
Teleostei
|
Anabantiformes
|
Osphronemidae
|
Macropodus
|
benthopelagic
|
Tropical
|
| Macropodus erythropterus Freyhof & Herder, 2002
|
Animalia
|
Chordata
|
Teleostei
|
Anabantiformes
|
Osphronemidae
|
Macropodus
|
pelagic
|
Tropical
|
| Macropodus hongkongensis Freyhof & Herder, 2002
|
Animalia
|
Chordata
|
Teleostei
|
Anabantiformes
|
Osphronemidae
|
Macropodus
|
pelagic
|
Tropical
|
| Macropodus lineatus Nguyen, Ngo & Nguyen, 2005
|
Animalia
|
Chordata
|
Teleostei
|
Anabantiformes
|
Osphronemidae
|
Macropodus
|
benthopelagic
|
Tropical
|
| Macropodus ocellatus Cantor, 1842
|
Animalia
|
Chordata
|
Teleostei
|
Anabantiformes
|
Osphronemidae
|
Macropodus
|
benthopelagic
|
Temperate
|
| Macropodus oligolepis Nguyen, Ngo & Nguyen, 2005
|
Animalia
|
Chordata
|
Teleostei
|
Anabantiformes
|
Osphronemidae
|
Macropodus
|
demersal
|
Tropical
|
| Macropodus opercularis (Linnaeus, 1758)
|
Animalia
|
Chordata
|
Teleostei
|
Anabantiformes
|
Osphronemidae
|
Macropodus
|
brackish
|
Tropical
|
| Macropodus phongnhaensis Ngô, Nguyen & Nguyen, 2005
|
Animalia
|
Chordata
|
Teleostei
|
Anabantiformes
|
Osphronemidae
|
Macropodus
|
benthopelagic
|
Tropical
|
| Macropodus spechti Schreitmüller, 1936
|
Animalia
|
Chordata
|
Teleostei
|
Anabantiformes
|
Osphronemidae
|
Macropodus
|
pelagic
|
Tropical
|
| Macropsobrycon uruguayanae Eigenmann, 1915
|
Animalia
|
Chordata
|
Teleostei
|
Characiformes
|
Characidae
|
Macropsobrycon
|
benthopelagic
|
Subtropical
|
| Macropsobrycon xinguensis Géry, 1973
|
Animalia
|
Chordata
|
Teleostei
|
Characiformes
|
Characidae
|
Macropsobrycon
|
pelagic
|
Subtropical
|
| Macroramphosus gracilis (Lowe, 1839)
|
Animalia
|
Chordata
|
Teleostei
|
Syngnathiformes
|
Centriscidae
|
Macroramphosus
|
oceanic
|
oceanic
|
| Macroramphosus scolopax (Linnaeus, 1758)
|
Animalia
|
Chordata
|
Teleostei
|
Syngnathiformes
|
Centriscidae
|
Macroramphosus
|
demersal
|
Subtropical
|
| Macrorhamphosodes platycheilus Fowler, 1934
|
Animalia
|
Chordata
|
Teleostei
|
Tetraodontiformes
|
Triacanthodidae
|
Macrorhamphosodes
|
demersal
|
Tropical
|
| Macrorhamphosodes uradoi (Kamohara, 1933)
|
Animalia
|
Chordata
|
Teleostei
|
Tetraodontiformes
|
Triacanthodidae
|
Macrorhamphosodes
|
demersal
|
Tropical
|
| Macrosmia phalacra Merrett, Sazonov & Shcherbachev, 1983
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Macrouridae
|
Macrosmia
|
benthopelagic
|
Tropical
|
| Macrospinosa cuja (Hamilton, 1822)
|
Animalia
|
Chordata
|
Teleostei
|
Eupercaria/misc
|
Sciaenidae
|
Macrospinosa
|
freshwater
|
Tropical
|
| Macrotrema caligans (Cantor, 1849)
|
Animalia
|
Chordata
|
Teleostei
|
Synbranchiformes
|
Synbranchidae
|
Macrotrema
|
brackish
|
Tropical
|
| Macrouroides inflaticeps Smith & Radcliffe, 1912
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Trachyrincidae
|
Macrouroides
|
bathypelagic
|
bathypelagic
|
| Macrourus berglax Lacepède, 1801
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Macrouridae
|
Macrourus
|
benthopelagic
|
Temperate
|
| Macrourus caml McMillan, Iwamoto, Stewart & Smith, 2012
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Macrouridae
|
Macrourus
|
bathydemersal
|
bathydemersal
|
| Macrourus carinatus (Günther, 1878)
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Macrouridae
|
Macrourus
|
bathydemersal
|
migratory
|
| Macrourus holotrachys Günther, 1878
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Macrouridae
|
Macrourus
|
bathydemersal
|
bathydemersal
|
| Macrourus whitsoni (Regan, 1913)
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Macrouridae
|
Macrourus
|
bathypelagic
|
oceanodromous
|
| Macrurocyttus acanthopodus Fowler, 1934
|
Animalia
|
Chordata
|
Teleostei
|
Zeiformes
|
Grammicolepididae
|
Macrurocyttus
|
bathydemersal
|
bathydemersal
|
| Macruronus capensis Davies, 1950
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Macruronidae
|
Macruronus
|
benthopelagic
|
Subtropical
|
| Macruronus maderensis Maul, 1951
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Macruronidae
|
Macruronus
|
benthopelagic
|
benthopelagic
|
| Macruronus magellanicus Lönnberg, 1907
|
Animalia
|
Chordata
|
Teleostei
|
Gadiformes
|
Macruronidae
|
Macruronus
|
benthopelagic
|
Subtropical
|