Fishes Used by Humans
Fishes Used by Humans (based on FishBase 02/2026)
  Species Families  Remarks
n % n %
Extant fishes 36,535 100.0 635 100.0
Used in fisheries 7,464 20.4 455 71.7  Industrial and artisanal fisheries.
Used in Aquaculture 361 1.0 96 15.1  Commercially used for aquaculture, either for food or stock enhancement.
Used as bait 205 0.6 61 9.6  Used as bait fishes.
In ornamental trade 3,250 8.9 220 34.6  Commercial aquarium species.
     marine 1,321
     freshwater 1,929
     mainly bred 709
Used as sport fish 1,414 3.9 231 36.4  Game fishes.
Total used by humans 8,213 22.5 467 73.5  Used in fisheries, aquaculture, as bait, ornamental, or game fish.

Fishes Affected by Humans

  Extinct 97 0.3 25 3.9  Extinct fishes in IUCN Red List (see categories at the page bottom).
  Threatened 3,895 10.7 274 43.1  Threatened fishes in IUCN Red List (see categories at the page bottom).
  Introduced 934 2.6 198 31.2  Transferred to and established in another country

Fishes Affecting Humans

  Dangerous 1,075 2.9 151 23.8  Poisonous, venomous, traumatogenic, pests, etc.

Note: The above numbers are based on the reported use of fishes, i.e., each record has a reference. The number for Fisheries is underestimated because many species that are important in artisanal fisheries are not reported in the literature. The same is true for bait fishes.
Number of fishes in FishBase as of 02/2026
n % Remarks
Species 36,535
Freshwater 17,672 48.4  includes freshwater and brackish, and freshwater only
Marine 18,080 49.5  includes marine only, marine and brackish, and brackish only
Diadromous 782 2.1

By Class

Class Common Name n Click to see the number of species per Class, Order and Family.
  Myxini Hagfishes 91
  Petromyzonti Lampreys 50
  Elasmobranchii Sharks and rays 1,294
  Holocephali Chimaeras 58
  Cladistii Bichirs 14
  Chondrostei Sturgeons 29
  Holostei Gars and bowfins 9
  Teleostei Teleosts 34,982
  Coelacanthi Lobe-finned fishes 2
  Dipneusti Lungfishes 6

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