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As of September 2016, the International Union for Conservation of Nature (IUCN) lists 3191 data deficient fish species.[1] 21% of all evaluated fish species are listed as data deficient. The IUCN also lists 12 fish subspecies as data deficient.

6 extinct in the wild fish species (0.04%)455 critically endangered fish species (3.0%)643 endangered fish species (4.2%)1245 vulnerable fish species (8.2%)548 near threatened fish species (3.6%)9131 least concern fish species (60%)3191 data deficient fish species (21%)
Fish species (IUCN, 2016-2)
  • 15,219 extant species have been evaluated
  • 12,028 of those are fully assessed[lower-alpha 1]
  • 9679 are not threatened at present[lower-alpha 2]
  • 2343 to 5534 are threatened[lower-alpha 3]
  • 71 to 158 are extinct or extinct in the wild:
    • 65 extinct (EX) species[lower-alpha 4]
    • 6 extinct in the wild (EW)
    • 87 possibly extinct [CR(PE)]
    • 0 possibly extinct in the wild [CR(PEW)]
  1. excludes data deficient evaluations.
  2. NT, LR/cd, LC.
  3. Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
  4. Chart omits extinct (EX) species

Of the subpopulations of fishes evaluated by the IUCN, 34 species subpopulations have been assessed as data deficient.

This is a complete list of data deficient fish species and subspecies evaluated by the IUCN. Species and subspecies which have data deficient subpopulations (or stocks) are indicated.


Cartilaginous fishes


Chondrichthyes includes sharks, rays, skates, and sawfish. There are 475 species and three subpopulations of cartilaginous fish evaluated as data deficient.


Angelsharks



Rays and skates


There are 253 species and one subpopulation in the order Rajiformes evaluated as data deficient.


Narkids


Eagle rays


Guitarfish species


Whiptail stingrays


Narcinids

Species

Subpopulations


Butterfly rays


Skates


Urotrygonids


Potamotrygonids


Urolophids


Torpedinids


Skates


Anacanthobatidae


Other Rajiformes species


Ground sharks


There are 110 species and one subpopulation of ground shark evaluated as data deficient.


Hammerhead sharks


Requiem sharks

Species

Subpopulations


Hemigaleids


Houndsharks


Catsharks


Proscylliids


Carpet sharks



Squaliformes


There are 67 species and one subpopulation in the order Squaliformes evaluated as data deficient.


Oxynotids


Centrophorids

Species

Subpopulations


Echinorhinids


Squalids


Somniosids


Dalatiids


Etmopterids


Chimaeras


There are 20 Chimaera species evaluated as data deficient.


Chimaerids


Rhinochimaerids


Bullhead sharks



Other cartilaginous fish species



Lampreys



Ray-finned fishes


There are 2682 species, 12 subspecies, and one subpopulation of ray-finned fish evaluated as data deficient.


Salmoniformes


Species

Subspecies

Subpopulations


Silversides



Toothcarps


There are 75 species and two subspecies of toothcarp evaluated as data deficient.


Pupfish species


Aplocheilids


Rivulids


Nothobranchiids

Species

Subspecies


Poeciliids


Cypriniformes


Cypriniformes includes carps, minnows, loaches and relatives. There are 610 species and two subspecies in the order Cypriniformes evaluated as data deficient.


Hillstream loaches


True loaches


Cyprinids

Species

Subspecies


Psilorhynchids


Suckers


Bonefishes



Gasterosteiformes


Includes sticklebacks and relatives.


Osmeriformes


Includes freshwater smelts and allies.


Catfishes


There are 439 catfish species evaluated as data deficient.


Amblycipitids


Heptapterids


Astroblepids


Sisorids


Silurids


Trichomycterids


Loach catfishes


Claroteids


Airbreathing catfishes


Loricariids


Mochokids


Stream catfishes


Ariids


Bagrids


Schilbeids


Callichthyids


Erethistids


Other catfish species


Gonorynchiformes


Includes milkfish, beaked salmon and allies.


Batrachoidiformes



Elopiformes



Perciformes


There are 786 species and two subspecies in the order Perciformes evaluated as data deficient.


Temperate perches


Gouramis


Cichlids

Species

Subspecies


Terapontids


Odontobutidae


Epinephelids


Eleotrids


Gobies


Badids


Sparids


Scombrids


Dragonets


Lutjanids


Sand stargazers


Anabantidae


Sciaenids


Labrisomids


Serranids


Chaenopsids


Combtooth blennies


Microdesmids


Wrasses


Threefin blennies


Haemulids


Apogonids


Ambassids


Acanthurids


Butterflyfishes


Other Perciformes species


Beloniformes



Synbranchiformes



Gymnotiformes



Osteoglossiformes


There are 40 species in the order Osteoglossiformes evaluated as data deficient.


Mormyrids


Arapaimids


Gobiesociformes



Characiformes


There are 110 species in the order Characiformes evaluated as data deficient.


Alestids


Distichodontids


Characids


Crenuchids


Other Characiformes species


Syngnathiformes


Syngnathiformes includes the pipefishes and seahorses. There are 71 species and two subspecies in the order Syngnathiformes evaluated as data deficient.


Syngnathids

Species

Subspecies


Centriscids


Clupeiformes



Scorpaeniformes


There are 57 species and one subspecies in the order Scorpaeniformes evaluated as data deficient.


Cottids


Scorpaenids


Liparidae


Other Scorpaeniformes

Species

Subspecies


Ophidiiformes



Tetraodontiformes


There are 35 species in the order Tetraodontiformes evaluated as data deficient.


Tetraodontids


Filefish species


Ostraciids


Porcupinefish species


Gadiformes


There are 32 species in the order Gadiformes evaluated as data deficient.


Merlucciids


Grenadiers species


Morids


Lotids


Mullets



Bichirs



Eels


There are 50 eel species evaluated as data deficient.


Ophichthids


Congrids


Other eel species


Flatfishes


There are 58 species and two subspecies of flatfish evaluated as data deficient.


Soleids


Tonguefishes


Paralichthyids

Species

Subspecies


Bothids


Other flatfish species


Anglerfishes



Beryciformes



Stephanoberyciformes



Aulopiformes



Zeiformes



Stomiiformes



Cetomimiformes



Myctophiformes



Saccopharyngiformes



Hagfishes



See also



Notes


  1. Listed by IUCN as Diplomystes nahuelbutensis.

References


  1. "IUCN Red List version 2016-2". The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 8 September 2016.


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