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Marine Fish Species

All saltwater fish species — from shallow coral reefs to the abyssal deep sea. Explore ocean zones, depth ranges, and global distribution.

18,138
Total Species
328
Endangered (EN+CR)
2,394
Edible Species
450
Families
Ibo sweeper
Pempheris ibo
Pempheridae
Iceland catshark
Apristurus laurussonii
Pentanchidae Least Concern
Icelinus Japonicus
Icelinus japonicus
Cottidae
Icelinus Pietschi
Icelinus pietschi
Cottidae
Icelus Cataphractus
Icelus cataphractus
Cottidae
Icelus Gilberti
Icelus gilberti
Cottidae
Icelus Ochotensis
Icelus ochotensis
Cottidae
Icelus Rastrinoides
Icelus rastrinoides
Cottidae
Icelus Sekii
Icelus sekii
Cottidae
Icelus Stenosomus
Icelus stenosomus
Cottidae
Icelus Toyamensis
Icelus toyamensis
Cottidae
Icelus Uncinalis
Icelus uncinalis
Cottidae
Ichthyapus Acutirostris
Ichthyapus acutirostris
Ophichthidae Data Deficient
Ichthyapus Insularis
Ichthyapus insularis
Ophichthidae Data Deficient
Ichthyapus Keramanus
Ichthyapus keramanus
Ophichthidae Data Deficient
Ichthyapus Platyrhynchus
Ichthyapus platyrhynchus
Ophichthidae Least Concern
Ichthyocampus Bikiniensis
Ichthyocampus bikiniensis
Syngnathidae
Ichthyococcus Parini
Ichthyococcus parini
Ichthyococcidae Least Concern
Ichthyococcus Polli
Ichthyococcus polli
Ichthyococcidae Least Concern
Ichthyscopus Malacopterus
Ichthyscopus malacopterus
Uranoscopidae
Ichthyscopus Spinosus
Ichthyscopus spinosus
Uranoscopidae
Ida’s deepwater cardinalfish
Epigonus idai
Epigonidae
Idiastion Hageyi
Idiastion hageyi
Scorpaenidae Least Concern
Idiastion Kyphos
Idiastion kyphos
Scorpaenidae Least Concern
Idiolychnus Urolampus
Idiolychnus urolampus
Myctophidae Least Concern
Ijima's snaggletooth
Astronesthes ijimai
Stomiidae Least Concern
Ijimaia Antillarum
Ijimaia antillarum
Ateleopodidae Least Concern
Ijimaia Dofleini
Ijimaia dofleini
Ateleopodidae Data Deficient
Ijimaia Fowleri
Ijimaia fowleri
Ateleopodidae Data Deficient
Iluocoetes Fimbriatus
Iluocoetes fimbriatus
Zoarcidae
Ilyophis Arx
Ilyophis arx
Synaphobranchidae Least Concern
Ilyophis Maclainei
Ilyophis maclainei
Synaphobranchidae
Ilyophis Nigeli
Ilyophis nigeli
Synaphobranchidae Least Concern
Ilyophis Robinsae
Ilyophis robinsae
Synaphobranchidae Data Deficient
Ilyophis Saldanhai
Ilyophis saldanhai
Synaphobranchidae Least Concern
Imai's pygmygoby
Trimma imaii
Gobiidae Data Deficient
Imamura's ghost flathead
Hoplichthys imamurai
Hoplichthyidae
Imamura’s sandperch
Parapercis imamurai
Pinguipedidae
Imitator Blenny
Malacoctenus erdmani
Labrisomidae Least Concern
Imitator blenny
Cirripectes imitator
Blenniidae Least Concern
Imitator damsel
Pomacentrus imitator
Pomacentridae Least Concern
Imitator dwarfgoby
Eviota imitata
Gobiidae Data Deficient
Imitator Sand Stargazer
Dactyloscopus zelotes
Dactyloscopidae Data Deficient
Immaculate damsel
Mecaenichthys immaculatus
Immaculate dottyback
Pseudoplesiops immaculatus
Pseudochromidae Least Concern
Immaculate puffer
Arothron immaculatus
Tetraodontidae Least Concern
Immigrant goby
Hazeus ingressus
Gobiidae Least Concern
Imperial blackfish
Schedophilus ovalis
Centrolophidae Edible