Bathypelagic fish - Fish living in the bathypelagic environment

The bathyal zone or bathypelagic – from Greek βαθύς , deep – is the pelagic zone that extends from a depth of 1000 to 4000 meters below the ocean surface. It lies between the mesopelagic above, and the abyssopelagic below.

Order Anguilliformes

Labichthys carinatus

Serrivomer garmani

Leptocephalus congroides

Avocettina bowersii

Saurenchelys taiwanensis

Nessorhamphus danae

Nemichthys larseni

Acromycter longipectoralis

Sawtooth eel - The Samoa sawtooth eel, Serrivomer samoensis, is a sawtooth eel of the genus Serrivomer, found in the south west Pacific at depths between 500 and 2,000 m.

Black sawtooth eel

Narrownecked oceanic eel - The skin is scaleless and red-brown.

Labichthys yanoi

Crossthroat sawpalate

Benthenchelys indicus

Avocettina paucipora

Duckbill oceanic eel

Muddy arrowtooth eel - The muddy arrowtooth eel, Ilyophis brunneus, is a cutthroat eel, the only species in the genus Ilyophis.

Black serrivomerid eel - Stemonidium hypomelas is widely distributed in the Pacific Ocean and the southern Atlantic Ocean, at depths of 500-1,229 m.

Serrivomer schmidti

Serrivomer danae

Avocettina acuticeps

Leptocephalus bellottii

Spotted snipe eel - The eel lives at depths of up to 2,000 m.

Black saw-toothed eel

Benthenchelys pacificus

Dogface witch-eel

Bean's sawtooth eel

Bathymyrus echinorhynchus

Chlopsis longidens

Order Ateleopodiformes

Parateleopus microstomus

Order Aulopiformes

Stemonosudis bullisi


Benthalbella macropinna

Daggertooth - Anotopterus vorax or south ocean daggertooth is a daggertooth described in 1913 by Regan.

Evermannella ahlstromi

Naked barracuda

Chubby pearleye

Scopelarchoides kreffti

Paralepis speciosa



Hammerjaw - The large head is dominated by a massive, truncated lower jaw and large, high-set eyes.

Scopelosaurus adleri

Stemonosudis intermedia


Macroparalepis longilateralis

Zugmayer's pearleye

Bigfin pearleye

Scopelarchoides climax

Lestidium prolixum

Lancet fish - Lancetfishes are large oceanic predatory fishes in the genus Alepisaurus , the only living genus in the family Alepisauridae.

Ahliesaurus brevis

White barracudina

Slender barracudina

Lestidiops extrema

Stemonosudis rothschildi

Atlantic sabretooth


Uncisudis longirostra

Scopelosaurus mauli

Stemonosudis elegans

Fierce pike smelt


Evermannella megalops

Scopelarchoides nicholsi


Atlantic barracudina

Magnisudis indica


Strange pike smelt

Sharpchin barracudina

Scopelosaurus craddocki

Antarctic jonasfish

Scopelarchus stephensi

Scopelarchoides danae

Longfin pearleye

Daggertooth - The North Pacific daggertooth, Anotopterus nikparini, is a daggertooth in the family Anotopteridae.

Japanese barracudina

Conejo de lo alto - Lancetfishes are large oceanic predatory fishes in the genus Alepisaurus , the only living genus in the family Alepisauridae.

Lestidiops similis

Lestidiops indopacifica

Stemonosudis siliquiventer

Coccorella atrata

Macroparalepis danae

Uncisudis posteropelvis

Undistinguished sabretooth

Stemonosudis gracilis


Benthalbella elongata

Dolichosudis fuliginosa

Scopelarchoides signifer

Southern barracudina

Lestidium bigelowi

Macroparalepis nigra

Ahliesaurus berryi

Lestidiops pacificus


Stemonosudis molesta

Uncisudis advena

Scopelosaurus gibbsi

Order Beryciformes

Slimy head

Longwing spinyfin

Hoplostethus melanopterus

Parinoberyx horridus

Hoplostethus druzhinini

Hoplostethus crassispinus

Hoplostethus shubnikovi

Hoplostethus mikhailini


Paratrachichthys sajademalensis

Aulotrachichthys prosthemius

Common fangtooth - While understandably named for their disproportionately large, fang-like teeth and unapproachable visage, fangtooths are actually quite small and harmless to humans: the larger of the two species, the common fangtooth, reaches a maximum length of just 16 centimetres ; the shortthorn fangtooth is about half this size.

Hoplostethus abramovi

Hoplostethus rifti

Parmops echinatus

Diretmoides veriginae

Slimy head

Hoplostethus fedorovi

Paratrachichthys argyrophanus

Hoplostethus tenebricus

Atlantic roughy

Parin's spiny fin

Hoplostethus marisrubri

Common roughy - The sandpaper fish or common roughy, Paratrachichthys trailli, is a slimehead belonging to the family Trachichthyidae, found in southern Australia and southern New Zealand at depths of between 50 and 400 m.

Hoplostethus confinis

Hoplostethus rubellopterus

Hoplostethus metallicus

Hoplostethus fragilis

Paratrachichthys fernandezianus

Aulotrachichthys latus

Shorthorn fangtooth - While understandably named for their disproportionately large, fang-like teeth and unapproachable visage, fangtooths are actually quite small and harmless to humans: the larger of the two species, the common fangtooth, reaches a maximum length of just 16 centimetres ; the shortthorn fangtooth is about half this size.

Order Carcharhiniformes

Springer's sawtail cat shark - The Springer's sawtail cat shark, Galeus springeri, is a cat shark of the family Scyliorhinidae found in the western central Atlantic from Lesser Antilles, Puerto Rico, the north coast of Hispaniola, and Cuba, at depths of between 450 and 700 m.

Apristurus internatus - Reproduction is oviparous.

Spatulasnout cat shark - The spatulasnout cat shark, Apristurus platyrhynchus, is a cat shark of the family Scyliorhinidae found in the western Pacific between latitudes 35° N and 1° N.

Whitefin swellshark - Early specimens of the whitefin swellshark were often mistaken for the Australian swellshark or the draughtsboard shark .

Apristurus australis - The pinocchio catshark, Apristurus australis, is a species of fish in the Scyliorhinidae family.

Narrowbar swellshark - In 1994, Commonwealth Scientific and Industrial Research Organisation chief researchers Peter Last and John Stevens applied the provisional name Cephaloscyllium "sp.

Black roughscale catshark - The flatnose cat shark, Apristurus acanutus, is a cat shark of the family Scyliorhinidae found in the northwest Pacific Ocean off Zhujiang, South China Sea.

Haploblepharus kistnasamyi - This species was once considered to be the "Natal" form of the puffadder shyshark, which differed from the main "Cape" form in appearance and habitat preferences.

Pale spotted catshark - The pale spotted spotted catshark, Asymbolus pallidus, is a cat shark of the family Scyliorhinidae found only off Queensland, at depths of between 225 and 400 m.

Australian reticulate swellshark - Once thought to be the same species as the reticulated swellshark of Vietnam and Hainan, the Australian reticulate swellshark was described as a separate species by William White and David Ebert in a 2008 Commonwealth Scientific and Industrial Research Organisation publication.

Stout catshark - Apristurus fedorovi, or Federov's catshark, is a cat shark of the family Scyliorhinidae.

Fat catshark - Apristurus pinguis, the fat catshark, is a cat shark of the family Scyliorhinidae found only in deep water in the East China Sea.

White ghost catshark - Apristurus aphyodes, the white ghost catshark, is a cat shark of the family Scyliorhinidae found in deep water in the northeast Atlantic between latitudes 57°N and 58°N.

Saddled swellshark - In 1994, Commonwealth Scientific and Industrial Research Organisation chief researchers Peter Last and John Stevens recognized five undescribed swellsharks in Australian waters.

Order Cetomimiformes

Pink flabby whalefish

Gyrinomimus bruuni


Festive ribbonfish

Trunov southern cetomimid

Gyrinomimus simplex

Parataeniophorus brevis

Redmouth whalefish - Like the plant genus of the same name, this genus is named after Guillaume Rondelet.

Cetomimus teevani

Ataxolepis henactis

Cetichthys parini

Vitiaziella cubiceps

Flabby whalefish - Gyrinomimus grahami is a flabby whalefish of the genus Gyrinomimus, found in all the southern oceans.

Cetomimus kerdops

Savage's birdsnouted whalefish

Danacetichthys galathenus

Parataeniophorus gulosus

Megalomycter teevani

Cetomimus gillii

Ditropichthys storeri

Procetichthys kreffti

Gyrinomimus myersi

Cetomimus picklei

Ataxolepis apus

Cetichthys indagator

Order Chimaeriformes

Hydrolagus lusitanicus


Order Gadiformes

Patagonian codling

Myers' grenadier

Tripterophycis svetovidovi

Grenadier fish

Coryphaenoides grahami

Gadella edelmanni

Pugnose grenadier

Large-eye grenadier

Hymenocephalus antraeus

Physiculus parini

Parin's grenadier

Kumba hebetata

Rhynchogadus hepaticus

Whitson's grenadier

Smallhead moray cod

Coryphaenoides spinulosus

Coelorinchus melanosagmatus

Echinomacrurus mollis

Mediterranean grenadier

Threadfin grenadier

Bighead mora

Slendertail grenadier

Carmine grenadier

Graceful grenadier - This is one of the smallest of the rattails, growing to no more than 13 cm in length.

Narrowsnout grenadier

Trachonurus sentipellis

Physiculus sazonovi

Kumba musorstom

Physiculus longifilis

Blunt-nosed grenadier

Kumba calvifrons

Ventrifossa paxtoni

Coelorinchus vityazae

Guttigadus nudicephalus

Berry's grenadier

Bathygadus spongiceps

Goggly-eyed cod - The common mora, Mora moro, is a small deep-sea fish, the only species in the genus Mora.

Bighead grenadier - The rudis rattail, Coryphaenoides rudis, is a fish of the family Macrouridae, found around the world in tropical and subtropical oceans, at depths between 600 and 2,300 m.

Fragile grenadier

Coryphaenoides macrolophus

Doublethread grenadier

Finescale mora

Sphagemacrurus pumiliceps

Coryphaenoides camurus

Hymenocephalus aterrimus

Physiculus peregrinus

Bluntsnout grenadier

Kumba japonica - This fish reaches a length of up to 18 cm.


Coelorinchus nazcaensis

Coryphaenoides striaturus

Roundhead grenadier

Coryphaenoides microps

Gadomus multifilis

Dusky rattail

Bristly grenadier

Physiculus therosideros

Kumba punctulata


Gadella brocca

Hymenocephalus striatulus

Physiculus nigriscens

Bluntnose grenadier

Morid cod - The slender codling or slender cod, Halargyreus johnsonii, is a morid cod, the only species in the genus Halargyreus.

Kumba gymnorhynchus

Globehead grenadier

Striped codlet

Macrouroides inflaticeps

Muraenolepis andriashevi

Javelin fish - The thorntooth grenadier or javelin fish, Lepidorhynchus denticulatus , is a rattail, the only member of the genus Lepidorhynchus, found around southern Australia and New Zealand, at depths of between 200 and 1,000 m.

Coryphaenoides semiscaber

Squalogadus modificatus

Coryphaenoides mcmillani

Gadomus capensis

Naked snout rattail

Laemonema melanurum

Sphagemacrurus richardi

Sturgeon-like grenadier fish

Bighead grenadier

Dogtooth grenadier

Hymenocephalus barbatulus

Shortbeard grenadier

Physiculus roseus

Kaiwi Channel grenadier

Kumba maculisquama

Nezumia cyrano

Couch's whiting - Exploitation of blue whiting only started in the 1970s.

Coelorinchus trunovi

Arctic cod - It is widely distributed in the western part of the Arctic basin, also the northwest and northeast coasts of Greenland.

Bathypelagic rattail

Order Lampriformes

Taper-tail ribbonfish

Sticklebacks - It is found in deep subtropical and tropical waters around the world, living at depths during the day and making nightly vertical migrations to feed on plankton.

Crested oarfish

Southern ribbonfish

Scalloped ribbon fish - The scalloped ribbonfish, Zu cristatus, is a ribbonfish of the family Trachipteridae found circumglobally in all oceans, at depths down to 90 m.

Unicorn crestfish - The unicorn crestfish or unicornfish, Eumecichthys fiski, is a very rare, little-known species of crestfish in the family Lophotidae, and the only member of its genus.

Regalecus russelii


Ribbon fish - Trachipterus trachypterus, is a ribbonfish of the family Trachipteridae, found in tropical and subtropical seas worldwide.

Order Lophiiformes

Oneirodes micronema

Oneirodes thysanema

Linophryne brevibarbata

Pietschichthys horridus

Oneirodes kreffti

Lasiognathus amphirhamphus - The closest relative of Lasiognathus is Thaumatichthys, which also has enlarged and hinged premaxillaries, escal denticles, and a branched upper operculum.

Prickly dreamer - Spiniphryne, also called spiny dreamers, is a genus of deep-sea anglerfish in the family Oneirodidae, containing two species.

Oneirodes sabex

Dolopichthys karsteni

Danaphryne nigrifilis

Deepsea angler - Linophryne arborifera, or illuminated netdevil, is an anglerfish of the family Linophrynidae, found in all tropical and subtropical oceans at depths below 1,000 m .

Oneirodes pietschi

Gigantactis microphthalmus

Torpedo batfish

Oneirodes dicromischus

Himantolophus paucifilosus

Bufoceratias thele

Gigantactis longicauda

Oneirodes bradburyae

Himantolophus macroceratoides

Linophryne racemifera

Himantolophus cornifer

Gigantactis golovani

Prickly anglerfish - The prickly anglerfish, Himantolophus appelii, is a footballfish of the family Himantolophidae, found around the world in the southern oceans , in deep water.

Smooth anglerfish

Plainchin dreamarm

Linophryne maderensis

Linophryne digitopogon

Chirophryne xenolophus

Oneirodes theodoritissieri

Haplophryne mollis - Some anglerfishes of the superfamily Ceratioidei employ an unusual mating method.

Oneirodes macrosteus

Lasiognathus saccostoma - The closest relative of Lasiognathus is Thaumatichthys, which also has enlarged and hinged premaxillaries, escal denticles, and a branched upper operculum.

Caulophryne polynema

Linophryne bicornis

Oneirodes haplonema

Oneirodes pterurus

Dolopichthys dinema

Linophryne algibarbata

Chaenophryne ramifera

Cosmopolitan whipnose

Oneirodes clarkei

Two-rod anglerfish

Himantolophus multifurcatus

Gigantactis meadi

Rhynchactis macrothrix

Gigantactis ios

Oneirodes appendixus

Atlantic footballfish

Linophryne polypogon

Puck pinnata

Triplewart seadevil

Gigantactis gargantua

Linophryne lucifer

Murray's abyssal anglerfish

Himantolophus brevirostris

Oneirodes mirus

Oneirodes whitleyi

Photocorynus spiniceps - The known mature male individuals are 6.

Acentrophryne dolichonema

Horned lantern fish - The horned lantern fish occurs in the Pacific Ocean from Baja California south to the Marquesas Islands and the Gulf of California.

Linophryne coronata

Oneirodes luetkeni

Lasiognathus beebei - The closest relative of Lasiognathus is Thaumatichthys, which also has enlarged and hinged premaxillaries, escal denticles, and a branched upper operculum.

Oneirodes schistonema

Dolopichthys pullatus

Caulophryne pelagica

Linophryne arcturi

Bufoceratias wedli

Oneirodes plagionema

Smooth dreamer

Gigantactis paxtoni

Whalehead dreamer

Nightmare dreamer

Himantolophus pseudalbinares

Bulbous dreamer

Himantolophus mauli

Gigantactis longicirra

Phyllorhinichthys balushkini - P.

Linophryne sexfilis

Short-rod anglerfish

Oneirodes alius

Himantolophus crinitus

Gigantactis gracilicauda

Linophryne parini

Gigantactis balushkini

Linophryne escaramosa

Melanocetus eustalus

Tyrannophryne pugnax - The most distinctive feature of T.

Himantolophus azurlucens

Spiny dreamer

Pentherichthys venustus

Haplophryne triregium

Oneirodes melanocauda

Lasiognathus waltoni - The closest relative of Lasiognathus is Thaumatichthys, which also has enlarged and hinged premaxillaries, escal denticles, and a branched upper operculum.

Linophryne bipennata

Oneirodes heteronema

Spiniphryne duhameli - Spiniphryne, also called spiny dreamers, is a genus of deep-sea anglerfish in the family Oneirodidae, containing two species.

Oneirodes rosenblatti

Dolopichthys jubatus

Gigantactis watermani

Gigantactis microdontis

Oneirodes cristatus

Diceratias trilobus

Himantolophus nigricornis

Linophryne andersoni

Bufoceratias shaoi

Rhynchactis microthrix

Gigantactis kreffti

Oneirodes basili

Himantolophus macroceras

Linophryne quinqueramosa

Stargazing seadevil

Ctenochirichthys longimanus

Gigantactis gibbsi

Linophryne macrodon

Melanocetus rossi

Himantolophus compressus

Himantolophus albinares

Oneirodes myrionemus

Acentrophryne longidens

Linophryne densiramus

Oneirodes schmidti

Oneirodes macronema

Lasiognathus intermedius - The closest relative of Lasiognathus is Thaumatichthys, which also has enlarged and hinged premaxillaries, escal denticles, and a branched upper operculum.

Caulophryne pietschi

Linophryne argyresca

Oneirodes posti

Smooth dreamer

Gigantactis savagei

Lophodolos indicus

Oneirodes flagellifer

Pacific footballfish

Bulbous dreamer

Himantolophus melanolophus

Robia legula

Gigantactis macronema

Phyllorhinichthys micractis - P.

Linophryne trewavasae

Rhynchactis leptonema

Gigantactis herwigi

Oneirodes anisacanthus

Himantolophus danae

Linophryne pennibarbata

Gigantactis elsmani

Linophryne indica

Blackdevil - The humpback anglerfish or blackdevil, Melanocetus johnsonii, is a deep-sea anglerfish in the family Melanocetidae, found in tropical to temperate parts of all oceans at depths of up to 2,000 meters .

Himantolophus borealis

Order Myctophiformes

Lantern fish

Symbolophorus rufinus

Andersen's lantern fish

Gonichthys venetus

Diaphus pallidus

Lampadena dea

Smallfin lanternfish

Pacific blackchin

Spothead lantern fish



Laura's lantern fish

Golden lanternfish

Cocco's lantern fish

Diaphus lobatus

Protomyctophum bolini

Longfin lanternfish

Lampanyctus tenuiformis

Pinpoint lampfish


Diaphus garmani

Diaphus trachops

Rakery beaconlamp

Metelectrona ventralis



Smallfin lanternfish

Nannobrachium idostigma

Diaphus dehaveni

Gymnoscopelus fraseri

Taaningichthys minimus

Diaphus basileusi

Japanese lanternfish

Bolin's lantern fish

Lampadena pontifex

Nannobrachium crypticum

Electrona antarctica

Horned lanternfish

Popeye lampfish

Wisner's lantern fish

Barnards lanternfishes - Symbolophorus barnardi is a lanternfish in the family Myctophidae, found circumglobally in the southern hemisphere between about 30° S and 11° S at depths of between 100 and 800 m.

Gilbert's large lantern fish


Triphoturus oculeum

Diaphus nielseni

Spinycheek lanternfish

Protomyctophum gemmatum

Hintonia candens


Myctophum lychnobium

Mead's lanternfish

Diaphus jenseni

Protomyctophum andriashevi

Lampanyctus simulator

Reinhardt's lantern fish

Black lantern fish

Benoit's lanternfish

Tarletonbeania taylori

Large-scaled lantern fish

Diaphus faustinoi


Taaning's lantern fish

Brokenline lanternfish

Nannobrachium gibbsi

Chubby flashlightfish

Golden-nosed lantern fish

Diaphus roei

Lampadena yaquinae

Topside lampfish

Diaphus parri




Diaphus antonbruuni

Diaphus minax

Protomyctophum parallelum

Myctophum orientale

Myctophum fissunovi

Diaphus longleyi

Protomyctophum chilense

Lampanyctus turneri

Diaphus umbroculus

Slimtail lampfish

Broadfin lampfish


Diaphus handi

Diaphus drachmanni

Gymnoscopelus hintonoides

Diaphus subtilis

Lampanyctus hubbsi

Garnet lanternfish

Nannobrachium indicum

Warming's lantern fish - Warming's lantern fish, Ceratoscopelus warmingii, is a lanternfish of the family Myctophidae, found circumglobally in both hemispheres, at depths of between 700 and 1,500 m during the day and between 20 and 200 m at night.

Nannobrachium cuprarium

Electron subantarctic

Taaningichthys paurolychnus



Mirror lanterfish

Bolinichthys nikolayi

Spiny lantern fish

Evermann's lantern fish

Diaphus aliciae

Slendertail lanternfish

Diaphus ostenfeldi


Skinnycheek lanternfish

Pig-headed lantern fish

Diaphus megalops

Protomyctophum luciferum

Lantern fish


Diaphus kuroshio

Arctic telescope

Longfin lampfish


Doflein's false headlightfish

Nannobrachium phyllisae

Hygophum bruuni

Neoscopelus microchir

Fragile lantern fish

Gymnoscopelus opisthopterus

Diaphus thiollierei




Diaphus dahlgreni

Gymnoscopelus braueri

Metelectrona ahlstromi

Diaphus similis

Spinytail lampfish


Diaphus arabicus


Transparent lantern fish


Nannobrachium bristori


Spotted laternfish

Parvilux boschmai

Gonichthys barnesi

Highseas lampfish


Bigeye lanternfish

Myctophum indicum

Diaphus lucidus


Lampanyctus vadulus

Diaphus whitleyi


Nannobrachium wisneri

Lantern fish

Hudson's lanternfish

Krefftichthys anderssoni


Thickhead lanternfish

Blue lanternfish

Diaphus ehrhorni

Gymnoscopelus microlampas

Diaphus taaningi

Lampanyctus iselinoides


Nannobrachium fernae

Electrona paucirastra - Electrona paucirastra is a lanternfish in the family Myctophidae, found around the globe in the southern hemisphere between 35° S and 48° S.

Short-headed lantern fish

Diaphus richardsoni

Lampadena urophaos atlantica

Order Notacanthiformes

Halosaurus sinensis

Aldrovandia gracilis - Aldrovandia gracilis is a species of fish in the Halosauridae family.

Polyacanthonotus africanus


Bonapart's spiny eel

Halosaurus attenuatus

Aldrovandia oleosa

Longnose tapirfish

Halosaurus parvipennis

Notacanthus indicus

Halosaurus carinicauda

Aldrovandia rostrata

Order Ophidiiformes

Barathronus bruuni

Bony-eared assfish

Aphyonus bolini

Nielsen's catetyx

Thalassobathia nelsoni

Brotulotaenia brevicauda

Parabrotula plagiophthalmus

Bassozetus zenkevitchi

Barathronus pacificus

Barathrites parri

Abyssobrotula galatheae - Though uncommon, this species is known from the tropical and subtropical waters of all oceans.

Apagesoma edentatum

Brotulotaenia nigra

Two-spined slopebrotula

Barathronus diaphanus

Aphyonus brevidorsalis

Leucobrotula adipata

Pelagic brotula

Violet cuskeel

Parabrotula tanseimaru

Barathronus parfaiti

Barathronus bicolor

Lamprogrammus niger

Alcockia rostrata

Barathronus multidens

Marshall slopebrotula

Apagesoma delosommatus

Gunther's cuskeel

Brotulotaenia nielseni

Barathronus unicolor

Order Osmeriformes

Dolichopteryx binocularis

Holtbyrnia ophiocephala

Mentodus eubranchus

Krefft's smooth-head

Leptoderma retropinna

Fanfin smooth-head

Normichthys yahganorum

Holtbyrnia conocephala

Maulisia acuticeps

Rouleina livida

Nansenia sanrikuensis

Bajacalifornia erimoensis

Dolichopteryx rostrata

Bluethroat argentine

Salmon smooth-head

Bluntsnout smooth-head - The bluntsnout smooth-head, black slickhead, cope's bluntsnout smooth-head, or Atlantic gymnast, Xenodermichthys copei, is a slickhead of the genus Xenodermichthys, found in the Atlantic, Indian, and Pacific oceans, and the Tasman Sea, at depths of 100 to 2,600 m.

Bathytroctes zugmayeri

Starry smooth-head

Bathylagus tenuis

Argentine - Argentina striata is a species of fish in the Argentinidae family.

Fiolenti's smooth-head

Koefoed's smooth-head

Ghost smelt

Threadfin slickhead

Deep-sea smelt

Mentodus mesalirus


Winged spookfish


Smallscale searsid

Pectinantus parini

Bluntsnout slickhead

Narcetes lloydi

Leaf searsid

Mentodus bythios

Longsnout blacksmelt

Holtbyrnia laticauda

Leptoderma affinis

Asquamiceps caeruleus

Rouleina euryops

Nansenia longicauda

Bajacalifornia arcylepis

Normichthys herringi

Fangtooth smooth-head

Nansenia ahlstromi

Elongate smooth-head

Bathytroctes pappenheimi

Eared blacksmelt

Sagamichthys gracilis

Searsioides calvala

Norman's smooth-head

Pacific black smelt

Pacific barreleye - Macropinna microstoma is the only species of fish in the genus Macropinna, belonging to Opisthoproctidae, the barreleye family. M.

Bathytroctes inspector

Antillean smooth-head

Palebelly searsid

Bathylagus andriashevi

Mentodus facilis

Dolichopteryx brachyrhynchus

Toothless smooth-head

Binghamichthys aphos

Madeiran smooth-head

Nansenia tenuicauda

Bigeye smooth-head

Pygmy argentine

Teardrop tubeshoulder

Palegold searsid

Agassiz' smooth-head

Dolichopteryx trunovi

Softskin smooth-head

Greenland argentine

Werner's smooth-head

Snubnose blacksmelt

Abyssal smooth-head

Michael Sars smooth-head

Conocara kreffti

Threadfin smooth-head

Bathylagus niger

Bathytroctes breviceps

Mentodus perforatus

Bathylagichthys longipinnis

Rouleina watasei

Blackhead salmon

Mentodus crassus

Dolichopteryx anascopa

Streaklight tubeshoulder

Leptoderma lubricum

Asquamiceps hjorti

Multipore searsid

Bighead searsid

Matsuichthys aequipinnis

Rouleina guentheri

Nansenia megalopa

Brown slickhead

Nansenia antarctica

Murray's smooth-head

Bathytroctes squamosus

Schnakenbeck's searsid

Searsioides multispinus

California smoothtongue

Bruce's argentine

Conocara bertelseni

Bathytroctes macrognathus

Hairfin smooth-head

Barbantus elongatus

Bathylagus borealis

Mentodus longirostris

Bathylaco nielseni

Dolichopteryx minuscula

Mirrorbelly - The 'mirrorbelly' or 'barreleye' is a barreleye of the genus Opisthoproctus, is found in most deep tropical and subtropical oceans and seas, from depths of 200 to 2,000 m.

Loosescale smooth-head

Maulisia isaacsi

Rouleina nuda

Narcetes erimelas

Bajacalifornia microstoma

Legless searsid

Holtbyrnia intermedia

Vaillant's smooth-head

Robust blacksmelt

Northern smooth-tongue - The Northen smoothtongue is a type of deepwater fish that can grow to a length of 15 centimetres .

Rouleina eucla

Nansenia iberica

Bajacalifornia aequatoris

Winteria telescopa

Smallscale smooth-head

Longfin smooth-head

Shining tubeshoulder

Koefoed's searsid

Blackchin blacksmelt

Bathytroctes elegans

Bathylagoides argyrogaster

Order Perciformes

Pseudoscopelus obtusifrons


Plectranthias parini

Blackfish - The rudderfish, Centrolophus niger , is a medusafish, the only member of the genus Centrolophus.

Deepwater slipskin

Bathyclupea gracilis

Pseudoscopelus astronesthidens


Blue driftfish

Eumegistus brevorti

Tonga escolar

Malakichthys levis

Seleniolycus robertsi

Trewavas croaker

Melanostigma inexpectatum

Kali normani

Ericandersonia sagamia - Ericandersonia sagamia is a newly-described eelpout of the family Zoarcidae, found in Sagami Bay, Japan, at depths of between 880 and 930 m.

Longfin fathead

Kali colubrina

Tasmanian ruffe

Pseudoscopelus sagamianus

Lycodapus microchir

Pseudoscopelus lavenbergi

Bathyclupea megaceps


Caristius groenlandicus

Barracuda cardinalfish

Pseudoscopelus altipinnis

Melanostigma vitiazi

Seleniolycus laevifasciatus


Paracaristius heemstrai

Melanostigma bathium

Kali macrodon

Bothrocara nyx

Pachycara dolichaulus

Sherborn's cardinalfish

Plectranthias robertsi

Pseudoscopelus parini

Thinlip splitfin

Fan-tailed rag-fish - The ragfish body is scaleless and limp, both because of the cartilaginous skeleton, as well as its flabby muscles.

Bigtooth eelpout

Platyberyx opalescens

Bathyclupea hoskynii

Pseudoscopelus bothrorrhinos

Eyebrow - The bluefin driftfish or scissortail, Psenes pellucidus, is a pelagic driftfish of the genus Psenes, found in all the world's oceans at depths down to 1,000 m.

Brilliant pomfret

Malakichthys mochizuki

White warehou - The white warehou, Seriolella caerulea, is a medusafish of the family Centrolophidae found in the southern Pacific and southern Atlantic oceans, at depths of between 500 and 800 m.

New Zealand ruffe

Melanostigma orientale

Kali parri

Kali falx

Aethotaxis mitopteryx pawsoni

Pseudoscopelus scutatus

Stout slipskin

Pseudoscopelus microps

Plectranthias pallidus


Lycodapus derjugini

Bathyclupea argentea

Pseudoscopelus aphos

Rosenblattia robusta - Rosenblattia robusta is a species of deepwater cardinalfish, the only member of the genus Rosenblattia, found around the world in southern temperate waters.

Seleniolycus pectoralis

Bigmouth veilfin


Malakichthys barbatus

Paracaristius maderensis

Atrobucca geniae

Squaretail - The smalleye squaretail, Tetragonurus cuvieri, is a squaretail of the genus Tetragonurus found in all tropical and temperate oceans of the world, at depths up to 800 m.

Limp eelpout - The limp eelpout, Melanostigma gelatinosum, is an eelpout, of the genus Melanostigma, found in all oceans at depths of between 50 and 2,500 m.

Kali macrura

Howella zina

Pseudoscopelus pierbartus

Pale eelpout

Black swallower

Pseudoscopelus cephalus

Dysalotus oligoscolus

Deepsea herring

Lycenchelys imamurai

Malakichthys similis

African barrelfish

Midwater eelpout

Cocoa snapper

Atlantic soft pout

Silver splitfin

Kali indica

Pseudoscopelus stellatus

Howella parini

Stubraker sculpin

Order Pleuronectiformes

Smallmouth moonflounder

Deepwater sole

Bathysolea lactea

Order Polymixiiformes

Japanese beardfish

Order Saccopharyngiformes

Gulper eel

Monognathus ozawai

Monognathus herringi

Saccopharynx thalassa

Saccopharynx harrisoni

Monognathus smithi

Monognathus jesse

Pelican eel - The pelican eel's most notable feature is its enormous mouth, much larger than its body.

Monognathus boehlkei

Saccopharynx paucovertebratis

Saccopharynx berteli

Monognathus rajui

Bobtail eel - The bobtail snipe eels are two species of deep-sea fishes in the family Cyematidae, one only in each of two genera.

Monognathus isaacsi

Monognathus berteli

Saccopharynx trilobatus

Saccopharynx hjorti

Neocyema erythrosoma - The bobtail snipe eels are two species of deep-sea fishes in the family Cyematidae, one only in each of two genera.

Monognathus taningi

Monognathus nigeli

Monognathus bruuni

Saccopharynx ramosus


Monognathus rosenblatti

Monognathus jesperseni

Monognathus bertini

Saccopharynx lavenbergi

Order Scorpaeniformes

Multipore dwarf snailfish

Edentoliparis terraenovae

Notoliparis antonbruuni

Icelus mandibularis

Deepwater rockfish - S.

Stein's dwarf snailfish

Squaloliparis dentatus

Gelatinous dwarf snailfish

Marvelous dwarf snailfish

Genioliparis ferox

Tadpole liparid

Blackmouth rockfish

Paraliparis carlbondi

Midwater scorpionfish

Smalleye dwarf snailfish

Acantholiparis caecus

Sargasso dwarf snailfish

Genioliparis kafanovi

Careproctus marginatus

Paraliparis skeliphrus

Short-headed sculpin

Order Squaliformes

Lantern sharks - Japanese ichthyologists Shigeru Shirai and Hiroyuki Tachikawa described the blurred lanternshark in a 1993 article in the scientific journal Copeia, as part of a taxonomic revision of the Etmopterus pusillus species group.

Pocket shark - The pocket shark is a very poorly known deepwater shark recorded from the Nazca Submarine Ridge off northern Chile.

Azores dogfish - The Azores dogfish, Scymnodalatias garricki, is a very rare sleeper shark of the family Dalatiidae.

Etmopterus pseudosqualiolus - The false lanternshark, Etmopterus pseudosqualiolus, is a shark of the family Dalatiidae found in the western Pacific from the Norfolk Ridge and Lord Howe Ridge off New Caledonia.

Etmopterus dianthus - Reproduction is ovoviviparous.

Isistius labialis - Reproduction is aplacental viviparity in the same way as great white sharks.

Spined pygmy shark - The spined pygmy shark, Squaliolus laticaudus, is a species of dogfish shark in the family Dalatiidae found widely in all oceans.

Lantern sharks - Reproduction is ovoviviparous.

Knifetooth dogfish - The knifetooth dogfish, Scymnodon ringens, is a harmless sleeper shark of the family Dalatiidae, found in the eastern Atlantic, from Scotland to Spain, Portugal, and Senegal, and the southwest Pacific from New Zealand, between latitudes 58°N and 15°N, at depths of between 200 and 1,600 m.

Cylindrical lantern shark - Reproduction is presumed to be ovoviviparous.

Etmopterus dislineatus - Reproduction is ovoviviparous.

Rasptooth dogfish - The rasptooth dogfish, Miroscyllium sheikoi, is a dogfish, the only species in the genus Miroscyllium, found on the Kyushu-Palau Ridge in the northwest Pacific Ocean at depths of 360 m.

Largetooth cookie-cutter shark - The largetooth cookiecutter shark was originally described by New Zealand ichthyologist Jack Garrick and American shark expert Stewart Springer, in a 1964 issue of the scientific journal Copeia.

Whitetail dogfish - The whitetail dogfish is a rare species known only from a few specimens taken by tuna longliners and trawlers.

Granular dogfish - The granular dogfish has no anal fin, two dorsal spines with the second one much larger than the first, a large second dorsal fin, a long abdomen, small pectoral and pelvic fins, a large eye, prominent nostrils and spiracles, and brownish-black coloration.

Pygmy shark - Pygmy sharks are ovoviviparous and produce about 8 young in each litter.

Japanese velvet dogfish - The Japanese velvet dogfish, Zameus ichiharai, is a harmless deepwater sleeper shark of the family Dalatiidae, found in the northwest Pacific from Suruga Bay and adjacent waters of Japan at depths of between 500 and 800 m.

Dwarf lantern shark - American ichthyologists Stewart Springer and George H.

Etmopterus caudistigmus - Reproduction is ovoviviparous.

Cigar shark - The cookiecutter shark , also called the cigar shark, is a species of small dogfish shark in the family Dalatiidae.

Order Stephanoberyciformes


Scopelogadus beanii

Melamphaes macrocephalus

Melamphaes indicus

Slender bigscale

Yawning - The yawning, Poromitra oscitans, is a fish of the family Melamphaidae, found in tropical and subtropical waters of the indo-Pacific region.



Melamphaes polylepis

Longjaw bigscale


Melamphaes eulepis

Malacosarcus macrostoma

Poromitra gibbsi

Twospine bigscale

Melamphaes spinifer

Melamphaes parini

Scopeloberyx microlepis

Melamphaes laeviceps

Poromitra unicornis



Melamphaes pumilus


Highsnout bigscale

Melamphaes hubbsi



Scopelogadus unispinis


Little bigscale


Abyssoberyx levisquamosus

Melamphaes leprus

Melamphaes ebelingi

Large-headed midnight fish

Order Stomiiformes

Ebeling's fangjaw

Eustomias trewavasae - Eustomias trewavasae is a small abyssal barbeled dragonfish of the family Stomiidae, found worldwide in tropical and subtropical oceans at depths down to 1,500 m.

Maurolicus breviculus


Hatchetfish - Phosichthys argenteus, a lightfish and the only member of the genus Phosichthys, is found in deep subtropical waters of all oceans, from depths of 500 to 2,000 m.

Eustomias bifilis

Ichthyococcus polli

Scaleless dragonfish

Astronesthes decoratus

Chauliodus schmidti

Melanostomias pollicifer

Eustomias ioani

Eustomias schiffi

Pacific astronesthid fish

Eustomias albibulbus

Aristostomias lunifer

Margrethia valentinae

Astronesthes karsteni

Stomias danae

Cyclothone pygmaea

Melanostomias globulifer

Scaleless dragonfish

Eustomias gibbsi

Eustomias posti



Eustomias curtatus

Oceanic lightfish - The oceanic lightfish, Vinciguerria nimbaria, a lightfish of the genus Vinciguerria, is found in all deep tropical and subtropical oceans and seas, from depths of 20 to 5,000 m.

Eustomias parini

Hatchet fish - The Giant Hatchetfish or Greater Silver Hatchetfish a marine hatchetfish of the genus Argyropelecus, is found in every ocean except the north Pacific in deep tropical and subtropical waters.

Astronesthes illuminatus

Eustomias minimus

Slender snaggletooth

Maurolicus rudjakovi


Photonectes margarita

Eustomias cancriensis

Photonectes albipennis

Eustomias bituberoides

Gonostoma longipinnis

Black dragonfish - Idiacanthus atlanticus is a barbeled dragonfish of the family Stomiidae, found circumglobally in southern subtropical and temperate oceans between latitudes 25°S and 60°S, at depths down to 2,000 m.

Eustomias melanostigmoides

Sonoda paucilampa

Maurolicus javanicus

Astronesthes similus

Borostomias mononema

Astronesthes formosana

Leptostomias multifilis

Astronesthes martensii

Eustomias bertelseni


Eustomias longiramis

Eustomias tetranema

Astronesthes bilobatus

Chauliodus minimus

Eustomias radicifilis

Diplophos rebainsi - Diplophos rebainsi is a bristlemouth of the family Gonostomatidae, found in the south-east and west Pacific, and the South Atlantic oceans.

Astronesthes lampara

Scaleless dragonfish

Scaly dragonfish

Tentacle dragonfish

Scaleless dragonfish

Eustomias inconstans

Manducus maderensis

Thorophos nexilis

Bathophilus irregularis

Eustomias dispar


Eustomias paxtoni

Scaly dragonfish

Cyclothone parapallida

Highlight hatchetfish


Deep-water bristlemouth

Photostomias goodyeari

Bathophilus brevis

Eustomias crossotus

Eustomias multifilis

Lovely hatchetfish

Astronesthes gudrunae

Bonapartia pedaliota

Pearlsides - Mueller's Pearlside or Mueller's Bristle-mouth Fish, Maurolicus muelleri, a marine hatchetfish of the genus Maurolicus, is found in deep tropical and subtropical waters of all oceans, from the surface to depths of 1,500 m.

Astronesthes tatyanae

Photonectes gracilis

Eustomias bulbiramis

Polyipnus meteori

Odontostomias micropogon

Eustomias micraster

Eustomias magnificus

Heterophotus ophistoma

Slender fangjaw

Eustomias uniramis

Emperor seamount lightfish


Eustomias bimargaritatus

Atlantic fangjaw

Astronesthes dupliglandis

Scaleless dragonfish

Chauliodus vasnetzovi - Viperfish

Eustomias australensis

Slim lightfish

Threelight dragonfish

Melanostomias stewarti

Eustomias jimcraddocki - Eustomias jimcraddocki is a species of abyssal barbeled dragonfish of the family Stomiidae, found in the western North Atlantic.

Eustomias schmidti


Chauliodus dentatus

Aristostomias polydactylus

Astronesthes kreffti

Stomias gracilis

Melanostomias melanopogon

Bathophilus pawneei

Eustomias hulleyi

Yarrella argenteola

Eustomias problematicus

Diplophos australis

Eustomias parri


Cyclothone obscura

Highfin dragonfish

Eustomias curtifilis

Half-naked hatchetfish

Argyripnus iridescens

Astronesthes indicus

Photonectes parvimanus

Smallhead snaggletooth - The anal fin is narrow but long, reaching almost to the caudal fin.

Bathophilus altipinnis

Eustomias cirritus

Valenciennellus carlsbergi

Eustomias monoclonoides

Maurolicus stehmanni

Benttooth bristlemouth

Borostomias pacificus

Araiophos eastropas

Astronesthes galapagensis

Opostomias micripnus

Maurolicus kornilovorum

Astronesthes splendida

Scaleless dragonfish

Scaleless dragonfish

Eustomias braueri

Torpedo dragonfish

Eustomias mesostenus

Leptostomias robustus

Maurolicus australis


Eustomias bibulboides

Ichthyococcus parini

Triplophos hemingi

Eustomias macronema

Eustomias tomentosis

Astronesthes chrysophekadion

Chauliodus pammelas

Melanostomias nigroaxialis

Eustomias interruptus

Eustomias satterleei

Astronesthes leucopogon

Alcock's boafish

Eustomias aequatorialis

Shortbarbel dragonfish

Slender bristlemouth

Thysanactis dentex

Scaleless dragonfish

Bathophilus kingi

Eustomias elongatus

Bigeye lightfish

Eustomias pinnatus

Aristostomias grimaldii

Sternoptyx pseudodiaphana



Scaleless black dragonfish

Eustomias cryptobulbus

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Eustomias pacificus

Pacific hatchet fish

Astronesthes haplophos

Borostomias elucens

Pachystomias microdon

Maurolicus parvipinnis

Astronesthes trifibulatus

Photonectes leucospilus

Eustomias bulbornatus

Polyipnus soelae

Eustomias micropterygius

Photonectes achirus

Eustomias bimargaritoides

Elongated bristlemouth fish

Pacific blackdragon

Stareye lightfish - The stareye lightfish is a species in the monotypic genus of Pollichthys.

Eustomias medusa

Eustomias vitiazi

Maurolicus inventionis

Astronesthes quasiindicus

Astronesthes exsul

Leptostomias longibarba

Astronesthes macropogon

Eustomias austratlanticus

Bulldog lightfish

Valdivia black dragon fish

Eustomias lanceolatus

Eustomias spherulifer

Astronesthes atlanticus


Pacific viperfish - Pacific viperfish can be characterized by its large mouth, long fang-like teeth and long dorsal fin ray .

Astronesthes lamellosus

Stomias lampropeltis

Melanostomias melanopogon

Bathophilus proximus

Eustomias ignotus

Eustomias quadrifilis

Diplophos pacificus

Eustomias patulus

Black-belly dragonfish

Yellow bristlemouth

Thorophos euryops

Bathophilus indicus

Eustomias digitatus

Sladen's hatchet fish

Argyripnus pharos

Astronesthes indopacificus

Sternoptyx obscura

Maurolicus walvisensis


Photostomias atrox

Longfin dragonfish

Eustomias contiguus


Eustomias monoclonus

Panama snaggletooth


Pitgum lanternfish

Maurolicus mucronatus

Astronesthes tanibe

Arrow dragonfish

Photonectes caerulescens

Eustomias brevibarbatus

Grammatostomias flagellibarba

Polyipnus inermis

Odontostomias masticopogon

Eustomias metamelas

Order Tetraodontiformes

Triacanthodes intermedius

Sharpfin sunfish - The sharptail mola, Masturus lanceolatus, is a species of mola found circumglobally in tropical and temperate waters.

Atrophacanthus japonicus

Order Zeiformes

Stethopristes eos

Allocyttus guineensis

Spiky oreo - The spiky oreo, Neocyttus rhomboidalis, is an oreo of the genus Neocyttus, found in all southern oceans at depths of between 200 and 1,300 m.

Elongate dory - The elongate dory, Zenion leptolepis, is a dory, in the genus Zenion, found around South Africa, southern Australia, and New Zealand at depths of between 350 and 700 m.

Rosy dory

False boarfish

Black oreo - The black oreo is very similar in shape to the warty oreo.


Neocyttus acanthorhynchus