List of data deficient fishes

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[a]
  • 9679 are not threatened at present[b]
  • 2343 to 5534 are threatened[c]
  • 71 to 158 are extinct or extinct in the wild:
    • 65 extinct (EX) species[d]
    • 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

In September 2016, the International Union for Conservation of Nature (IUCN) listed 3191 data deficient fish species.[1] A data deficient species is one which has been categorized by the IUCN as offering insufficient information for a proper assessment of conservation status to be made. Of all evaluated fish species, 21% are listed as data deficient. The IUCN also lists 12 fish subspecies as data deficient.

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

  • Apron ray (Discopyge tschudii) (1 subpopulation)

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 36 species in the order Tetraodontiformes evaluated as data deficient.

Tetraodontids

Filefish species

Ostraciids

Porcupinefish species

Triggerfishes

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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