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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
Filtered Least Concern ✕ Clear all
Kali Colubrina
Kali colubrina
Chiasmodontidae Least Concern
Kali Falx
Kali falx
Chiasmodontidae Least Concern
Kali Indica
Kali indica
Chiasmodontidae Least Concern
Kamchatka flounder
Atheresthes evermanni
Pleuronectidae Least Concern Edible
Kami's perchlet
Plectranthias kamii
Anthiadidae Least Concern
Kanda mullet
Osteomugil engeli
Least Concern Edible
Kapala lanternfish
Diaphus kapalae
Myctophidae Least Concern
Kappa reefgoby
Priolepis kappa
Gobiidae Least Concern
Karanteen seabream
Crenidens crenidens
Sparidae Least Concern Edible
Karimunjawa dottyback
Pseudochromis ransonneti
Pseudochromidae Least Concern
Karin's coralbrotula
Diancistrus karinae
Dinematichthyidae Least Concern
Karsten Totoyensis
Karsten totoyensis
Least Concern
Kathala croaker
Kathala axillaris
Sciaenidae Least Concern Edible
Katherine's wrasse
Cirrhilabrus katherinae
Labridae Least Concern
Katrine's coralbrotula
Diancistrus katrineae
Dinematichthyidae Least Concern
Kaup's arrowtooth eel
Synaphobranchus kaupii
Synaphobranchidae Least Concern
Kaup's sole
Synaptura albomaculata
Soleidae Least Concern
Kaupichthys Hyoproroides
Kaupichthys hyoproroides
Chlopsidae Least Concern
Kaupichthys Japonicus
Kaupichthys japonicus
Chlopsidae Least Concern
Kawakawa
Euthynnus affinis
Scombridae Least Concern
Keelcheek bass
Parascombrops spinosus
Least Concern
Keeltail needlefish
Platybelone argalus
Belonidae Least Concern
Kei goby
Oxyurichthys keiensis
Gobiidae Least Concern
Kellogg's scorpionfish
Scorpaenodes kelloggi
Scorpaenidae Least Concern
Kelloggella Oligolepis
Kelloggella oligolepis
Gobiidae Least Concern
Kelp bass
Paralabrax clathratus
Serranidae Least Concern Edible
Kelp clingfish
Rimicola muscarum
Gobiesocidae Least Concern
Kelp greenling
Hexagrammos decagrammus
Hexagrammidae Least Concern
Kelp klipfish
Clinus rotundifrons
Clinidae Least Concern
Kelp pipefish
Syngnathus californiensis
Syngnathidae Least Concern
Kelp weedfish
Heteroclinus eckloniae
Clinidae Least Concern
Kentrocapros Aculeatus
Kentrocapros aculeatus
Aracanidae Least Concern
Kenyan chromis
Chromis nigroanalis
Pomacentridae Least Concern
Kerbert's kali
Kali kerberti
Chiasmodontidae Least Concern
Kermadec clingfish
Flexor incus
Least Concern
Kermadec dwarfgoby
Eviota kermadecensis
Gobiidae Least Concern
Kermadec spiny dogfish
Squalus raoulensis
Squalidae Least Concern
Kermadec triplefin
Enneapterygius kermadecensis
Tripterygiidae Least Concern
Kestrel goby
Gobius xoriguer
Gobiidae Least Concern
Key anchovy
Anchoa cayorum
Engraulidae Least Concern
Key blenny
Starksia starcki
Labrisomidae Least Concern Edible
Key brotula
Ogilbia cayorum
Dinematichthyidae Least Concern
Key goby
Drombus key
Gobiidae Least Concern
Key worm eel
Ahlia egmontis
Ophichthidae Least Concern
Keyhole angelfish
Centropyge tibicen
Pomacanthidae Least Concern Edible
Kidako moray
Gymnothorax kidako
Muraenidae Least Concern
Kimberley blenny
Cirripectes alleni
Blenniidae Least Concern
King angelfish
Holacanthus passer
Pomacanthidae Least Concern Edible