As of September 2016, the International Union for Conservation of Nature (IUCN) lists 9131 least concern fish species. 60% of all evaluated fish species are listed as least concern. The IUCN also lists 37 fish subspecies as least concern.
Of the subpopulations of fishes evaluated by the IUCN, 44 species subpopulations have been assessed as least concern.
This is a complete list of least concern fish species and subspecies evaluated by the IUCN. Species and subspecies which have least concern subpopulations (or stocks) are indicated.
Lobe-finned fishes South American lungfish (Lepidosiren paradoxa) Marbled lungfish (Protopterus aethiopicus) Gilled African lungfish (Protopterus amphibius) West African lungfish (Protopterus annectens) Spotted African lungfish (Protopterus dolloi)
Cartilaginous fishes Chondrichthyes includes sharks, rays, skates, and sawfish. There are 313 species and two subpopulations of cartilaginous fish assessed as least concern.
Rays and skates There are 148 species in the order Rajiformes assessed as least concern.
Guitarfish species Eastern shovelnose ray (Aptychotrema rostrata) Southern shovelnose ray (Aptychotrema vincentiana) Bluntnose guitarfish (Rhinobatos blochii) Goldeneye shovelnose ray (Rhinobatos sainsburyi) Southern fiddler ray (Trygonorrhina dumerilii) Eastern fiddler ray (Trygonorrhina fasciata)
Whiptail stingrays Short-tail stingray (Bathytoshia brevicaudata) Broad stingray (Bathytoshia lata) Atlantic stingray (Hypanus sabinus) Black-spotted whipray (Maculabatis astra) Arabian banded whipray (Maculabatis randalli) Freshwater whipray (Urogymnus dalyensis) Brown whipray (Maculabatis toshi) Painted maskray (Neotrygon leylandi) Peppered maskray (Neotrygon picta) Pelagic stingray (Pteroplatytrygon violacea)
Narcinids Blind torpedo (Benthobatis marcida) Dark blind ray (Benthobatis moresbyi) Ocellated electric ray (Diplobatis ommata) Apron ray (Discopyge tschudii) Lesser electric ray (Narcine bancroftii) Brown numbfish (Narcine brunnea) Western numbfish (Narcinops lasti) Eastern numbfish (Narcinops nelsoni) Ornate numbfish (Narcinops ornata) Tasmanian numbfish (Narcinops tasmaniensis) Banded numbfish (Narcinops westraliensis)
Hardnose skates Broad skate (Amblyraja badia) Southern thorny skate (Amblyraja doellojuradoi) Arctic skate (Amblyraja hyperborea) Jensen's skate (Amblyraja jenseni) Bigmouth skate (Amblyraja robertsi) Deepsea skate (Bathyraja abyssicola) Aguja skate (Bathyraja aguja) Peruvian skate (Bathyraja peruana) Big skate (Beringraja binoculata) Blackbelly shortskate (Breviraja nigriventralis) Spiny shortskate (Breviraja spinosa) Skilletskate (Dactylobatus armatus) Hookskate (Dactylobatus clarkii) Lempriere's skate (Dentiraja lemprieri) Brown bight skate (Dipturus acrobelus) Pale tropical skate (Dipturus apricus) Graham's skate (Dipturus grahami) Heald's skate (Dentiraja healdi) New Zealand smooth skate (Dipturus innominatus) Ocellate skate (Dentiraja oculus) Argus skate (Dipturus polyommata) Slimeskate (Dipturus pullopunctatus) Caribbean skate (Dipturus teevani) Weng's skate (Dipturus wengi) Atlantic finless skate (Gurgesiella atlantica) Dusky finless skate (Gurgesiella furvescens) Rosette skate (Leucoraja garmani) Freckled skate (Leucoraja lentiginosa) Cuckoo skate (Leucoraja naevus) Sawback skate (Leucoraja pristispina) Yellospotted skate (Leucoraja wallacei) Krefft's skate (Malacoraja kreffti) Soft skate (Malacoraja spinacidermis) Blue pygmy skate (Neoraja caerulea) Iberian pygmy skate (Neoraja iberica) African dwarf skate (Neoraja stehmanni) Arafura skate (Okamejei arafurensis) Thintail skate (Okamejei leptoura) Clearnose skate (Raja eglanteria) California skate (Raja inornata) Brown skate (Raja miraletus) Spotted skate (Raja montagui) Speckled ray (Raja polystigma) Longnose skate (Beringraja rhina) Pacific starry skate (Raja stellulata) Bigthorn skate (Rajella barnardi) Deepwater ray (Rajella bathyphila) Bigelow's ray (Rajella bigelowi) Challenger skate (Rajella challengeri) Ghost skate (Rajella dissimilis) Sooty skate (Rajella fuliginea) Round ray (Rajella fyllae) Mid-atlantic skate (Rajella kukujevi) Leopard skate (Rajella leopardus) Sailray (Rajella lintea) Blackish skate (Rajella nigerrima) Purplebelly skate (Rajella purpuriventralis) Smoothback skate (Rajella ravidula) Brazilian skate (Rajella sadowskii) Ocellate skate (Rostroraja ackleyi) Bahama skate (Rostroraja bahamensis) Clearnose skate (Rostroraja eglanteria) Roundel skate (Rostroraja texana) New Zealand rough skate (Zearaja nasutus)
Urolophids Yellow shovelnose stingaree (Trygonoptera galba) Western shovelnose stingaree (Trygonoptera mucosa) Striped stingaree (Trygonoptera ovalis) Masked stingaree (Trygonoptera personata) Common stingaree (Trygonoptera testacea) Circular stingaree (Urolophus circularis) Crossback stingaree (Urolophus cruciatus) Chesterfield Island stingaree (Urolophus deforgesi) Wide stingaree (Urolophus expansus) Patchwork stingaree (Urolophus flavomosaicus) Spotted stingaree (Urolophus gigas) Lobed stingaree (Urolophus lobatus) Mitotic stingaree (Urolophus mitosis) New Caledonian stingaree (Urolophus neocaledoniensis) Butterfly stingaree (Urolophus papilio) Sparsely-spotted stingaree (Urolophus paucimaculatus) Coral Sea stingaree (Urolophus piperatus) Brown stingaree (Urolophus westraliensis)
Softnose skates Aguja skate (Bathyraja aguja) Aleutian skate (Bathyraja aleutica) Little-eyed skate (Bathyraja andriashevi) Dark-mouth skate (Bathyraja arctowskii) Bottom skate (Bathyraja bergi) Broadnose skate (Bathyraja brachyurops) Cousseau's skate (Bathyraja cousseauae) Dusky-pink skate (Bathyraja diplotaenia) Eaton's skate (Bathyraja eatonii) Cinnamon skate (Bathyraja fedorovi) West African skate (Bathyraja hesperafricana) Bering skate (Bathyraja interrupta) Challenger's skate (Bathyraja isotrachys) Sandpaper skate (Bathyraja kincaidii) Domino skate (Bathyraja leucomelanos) Commander skate (Bathyraja lindbergi) Slimtail skate (Bathyraja longicauda) McCain's skate (Bathyraja maccaini) White-blotched skate (Bathyraja maculata) Magellan skate (Bathyraja magellanica) Butterfly skate (Bathyraja mariposa) Dusky-purple skate (Bathyraja matsubarai) Darkbelly skate (Bathyraja meridionalis) Fine-spined skate (Bathyraja microtrachys) Whitebrow skate (Bathyraja minispinosa) Murray's skate (Bathyraja murrayi) Pacific Blonde skate (Bathyraja pacifica) Pallid skate (Bathyraja pallida) Leopard skate (Bathyraja panthera) Atlantic butterfly skate (Bathyraja papilionifera) Alaska skate (Bathyraja parmifera) Peruvian skate (Bathyraja peruana) Richardson's ray (Bathyraja richardsoni) Cuphead skate (Bathyraja scaphiops) Whitemouth skate (Bathyraja schroederi) Golden skate (Bathyraja smirnovi) Softnose skate (Bathyraja smithii) Pacific white skate (Bathyraja spinosissima) Mud skate (Bathyraja taranetzi) Eremo skate (Bathyraja trachouros) Roughtail skate (Bathyraja trachura) Cristina's skate (Bathyraja tunae) Creamback skate (Bathyraja tzinovskii) Okhotsk skate (Bathyraja violacea) Western looseskin skate (Insentiraja subtilispinosa) Southern round skate (Irolita waitii) Notoraja azurea Broken Ridge skate (Notoraja lira) Blotched skate (Notoraja sticta) Allens skate (Pavoraja alleni) Mosaic skate (Pavoraja mosaica) Peacock skate (Pavoraja nitida) False peacock skate (Pavoraja pseudonitida) Dusky skate (Pavoraja umbrosa) Blotched sandskate (Psammobatis bergi) Zipper sandskate (Psammobatis extenta) Shortfin sandskate (Psammobatis normani) Smallthorn sandskate (Psammobatis rudis) Fanfin skate (Pseudoraja fischeri) Dapplebellied softnose skate (Rhinoraja kujiensis) Rhinoraja longicauda Oda skate (Rhinoraja odai) Filetail fanskate (Sympterygia lima)
Other Rajiformes species Blue-banded eagle ray (Aetomylaeus caeruleofasciatus) Leafnose legskate (Anacanthobatis folirostris) Black legskate (Anacanthobatis ori) Fenestraja plutonia Australian butterfly ray (Gymnura australis) California butterfly ray (Gymnura marmorata) Backwater butterfly ray (Gymnura natalensis) Sixgill stingray (Hexatrygon bickelli) Coffin ray (Hypnos monopterygius) Bat ray (Myliobatis californicus) New Zealand eagle ray (Myliobatis tenuicaudatus) Thornback guitarfish (Platyrhinoidis triseriata) Deepwater stingray (Plesiobatis daviesi) Largespot river stingray (Potamotrygon falkneri) Bigtooth river stingray (Potamotrygon henlei) Ocellate river stingray (Potamotrygon motoro) Potamotrygon orbignyi Borneo legskate (Sinobatis borneensis) Western legskate (Sinobatis bulbicauda) Blackbodied legskate (Sinobatis melanosoma) Pacific electric ray (Tetronarce californica) Atlantic torpedo (Tetronarce nobiliana) Longtail torpedo ray (Tetronarce tokionis) Chilean torpedo (Tetronarce tremens) Florida torpedo (Torpedo andersoni) Smalldisk torpedo (Torpedo microdiscus) Bullseye round stingray (Urobatis concentricus) Round stingray (Urobatis halleri) Yellow stingray (Urobatis jamaicensis) Spotted round ray (Urobatis maculatus) Smalleyed round stingray (Urotrygon microphthalmum)
Ground sharks There are 79 ground shark species assessed as least concern.
Requiem sharks Nervous shark (Carcharhinus cautus) Creek whaler (Carcharhinus fitzroyensis) Finetooth shark (Carcharhinus isodon) Australian blacktip shark (Carcharhinus tilstoni) Sliteye shark (Loxodon macrorhinus) Caribbean sharpnose shark (Rhizoprionodon porosus) Australian sharpnose shark (Rhizoprionodon taylori) Atlantic sharpnose shark (Rhizoprionodon terraenovae)
Houndsharks Whiskery shark (Furgaleus macki) Deepwater sicklefin houndshark (Hemitriakis abdita) Sicklefin houndshark (Hemitriakis falcata) Japanese topeshark (Hemitriakis japanica) Blacktip tope (Hypogaleus hyugaensis) Longnose houndshark (Iago garricki) Bigeye houndshark (Iago omanensis) White-margin fin smooth-hound (Mustelus albipinnis) Gummy shark (Mustelus antarcticus) Starry smooth-hound (Mustelus asterias) Grey smooth-hound (Mustelus californicus) Brown smooth-hound (Mustelus henlei) Smalleye smooth-hound (Mustelus higmani) Spotted estuary smooth-hound (Mustelus lenticulatus) Sicklefin smooth-hound (Mustelus lunulatus) Whitespotted smooth-hound (Mustelus palumbes) Australian grey smooth-hound (Mustelus ravidus) Gulf smooth-hound (Mustelus sinusmexicanus) Western spotted gummy shark (Mustelus stevensi) Sharptooth houndshark (Triakis megalopterus) Banded houndshark (Triakis scyllium) Leopard shark (Triakis semifasciata)
Catsharks White-bodied catshark (Apristurus albisoma) Roughskin catshark (Apristurus ampliceps) White ghost catshark (Apristurus aphyodes) Pinocchio catshark (Apristurus australis) Brown catshark (Apristurus brunneus) Hoary catshark (Apristurus canutus) Flaccid catshark (Apristurus exsanguis) Fedorov's catshark (Apristurus fedorovi) Humpback catshark (Apristurus gibbosus) Longfin catshark (Apristurus herklotsi) Smallbelly catshark (Apristurus indicus) Shortnose demon catshark (Apristurus internatus) Broadnose catshark (Apristurus investigatoris) Japanese catshark (Apristurus japonicus) Iceland catshark (Apristurus laurussonii) Longhead catshark (Apristurus longicephalus) Ghost catshark (Apristurus manis) Flathead catshark (Apristurus macrorhynchus) Broadmouth catshark (Apristurus macrostomus) Black roughscale catshark (Apristurus melanoasper) Smalleye catshark (Apristurus microps) Smalldorsal catshark (Apristurus micropterygeus) Largenose catshark (Apristurus nasutus) Smallfin catshark (Apristurus parvipinnis) Fat catshark (Apristurus pinguis) Spatulasnout catshark (Apristurus platyrhynchus) Deep-water catshark (Apristurus profundorum) Broadgill catshark (Apristurus riveri) Saldanha catshark (Apristurus saldanha) Pale catshark (Apristurus sibogae) Panama ghost catshark (Apristurus stenseni) Australian spotted catshark (Asymbolus analis)