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

Duckbill oceanic eel

Serrivomer garmani

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

Leptocephalus bellottii

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

Benthenchelys indicus

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.

Avocettina paucipora

Black sawtooth eel

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

Chlopsis longidens

Crossthroat sawpalate

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

Leptocephalus congroides

Benthenchelys pacificus

Labichthys carinatus

Serrivomer schmidti

Saurenchelys taiwanensis

Nessorhamphus danae

Bathymyrus echinorhynchus

Serrivomer danae

Avocettina acuticeps

Nemichthys larseni

Acromycter longipectoralis

Black saw-toothed eel

Avocettina bowersii

Bean's sawtooth eel

Dogface witch-eel

Labichthys yanoi

Order Ateleopodiformes

Parateleopus microstomus

Order Aulopiformes


Scopelarchoides kreffti

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

Macroparalepis longilateralis

Sharpchin barracudina

Evermannella ahlstromi

White barracudina

Japanese barracudina


Lestidiops similis


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

Coccorella atrata

Lestidiops indopacifica

Scopelarchoides danae

Scopelosaurus adleri

Bigfin pearleye

Stemonosudis siliquiventer

Stemonosudis gracilis


Lestidium bigelowi


Longfin pearleye

Scopelosaurus mauli

Uncisudis longirostra


Lestidiops pacificus


Magnisudis indica

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

Ahliesaurus berryi

Scopelarchoides nicholsi

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


Stemonosudis molesta

Evermannella megalops

Naked barracuda

Stemonosudis bullisi

Benthalbella elongata


Scopelosaurus craddocki


Chubby pearleye

Antarctic jonasfish

Paralepis speciosa

Scopelarchus stephensi

Macroparalepis danae

Stemonosudis intermedia

Lestidium prolixum

Benthalbella macropinna

Uncisudis posteropelvis

Undistinguished sabretooth

Slender barracudina

Atlantic sabretooth

Lestidiops extrema

Scopelarchoides climax

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

Southern barracudina

Ahliesaurus brevis

Scopelarchoides signifer

Macroparalepis nigra

Dolichosudis fuliginosa

Stemonosudis rothschildi

Stemonosudis elegans

Zugmayer's pearleye

Atlantic barracudina

Fierce pike smelt

Scopelosaurus gibbsi

Uncisudis advena

Strange pike smelt

Order Beryciformes

Slimy head

Hoplostethus melanopterus

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 druzhinini

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.

Parin's spiny fin

Hoplostethus shubnikovi

Hoplostethus mikhailini


Hoplostethus confinis

Aulotrachichthys prosthemius

Paratrachichthys fernandezianus

Hoplostethus rifti

Slimy head

Hoplostethus fedorovi

Longwing spinyfin

Parinoberyx horridus

Hoplostethus tenebricus

Atlantic roughy

Hoplostethus marisrubri

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.

Hoplostethus crassispinus

Paratrachichthys sajademalensis

Hoplostethus rubellopterus

Hoplostethus metallicus

Hoplostethus fragilis

Aulotrachichthys latus

Hoplostethus abramovi

Diretmoides veriginae

Parmops echinatus

Paratrachichthys argyrophanus

Order Carcharhiniformes

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.

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.

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.

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

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

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.

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.

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

Apristurus internatus - Reproduction is oviparous.

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

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.

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.

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

Order Cetomimiformes

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

Savage's birdsnouted whalefish

Cetomimus gillii

Parataeniophorus gulosus

Trunov southern cetomimid

Megalomycter teevani

Cetomimus picklei

Ditropichthys storeri

Ataxolepis henactis

Cetichthys indagator

Gyrinomimus myersi

Pink flabby whalefish

Vitiaziella cubiceps


Gyrinomimus bruuni

Danacetichthys galathenus

Festive ribbonfish

Cetomimus teevani

Cetichthys parini

Parataeniophorus brevis

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

Gyrinomimus simplex

Procetichthys kreffti

Cetomimus kerdops

Ataxolepis apus

Order Chimaeriformes

Hydrolagus lusitanicus


Order Gadiformes

Tripterophycis svetovidovi

Myers' grenadier

Coryphaenoides grahami

Gadella edelmanni


Whitson's grenadier

Parin's grenadier

Physiculus parini

Large-eye grenadier

Hymenocephalus antraeus

Globehead grenadier

Bathygadus spongiceps

Kumba punctulata

Fragile grenadier

Smallhead moray cod

Coryphaenoides spinulosus

Physiculus nigriscens

Bluntnose grenadier

Kumba gymnorhynchus

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

Finescale mora

Echinomacrurus mollis

Mediterranean grenadier

Threadfin grenadier

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

Trachonurus sentipellis

Physiculus sazonovi

Carmine grenadier

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.

Shortbeard grenadier

Laemonema melanurum

Ventrifossa paxtoni

Naked snout rattail

Squalogadus modificatus

Dusky rattail

Kumba maculisquama

Berry's grenadier

Coelorinchus trunovi

Sphagemacrurus richardi

Sturgeon-like grenadier fish

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.

Nezumia cyrano

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

Striped codlet

Coryphaenoides macrolophus

Doublethread grenadier

Bluntsnout grenadier

Physiculus peregrinus

Coryphaenoides camurus

Hymenocephalus aterrimus

Patagonian codling

Kumba hebetata

Roundhead grenadier

Coelorinchus melanosagmatus

Pugnose grenadier

Coryphaenoides striaturus

Coryphaenoides microps

Gadomus multifilis

Rhynchogadus hepaticus


Gadella brocca

Hymenocephalus striatulus

Bristly grenadier

Physiculus therosideros

Macrouroides inflaticeps

Narrowsnout grenadier

Bighead mora

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

Grenadier fish

Kumba musorstom

Coelorinchus vityazae

Slendertail grenadier

Muraenolepis andriashevi

Coryphaenoides semiscaber

Physiculus longifilis

Blunt-nosed grenadier

Kumba calvifrons

Coryphaenoides mcmillani

Gadomus capensis

Kaiwi Channel grenadier

Physiculus roseus

Guttigadus nudicephalus

Bighead grenadier

Dogtooth grenadier

Hymenocephalus barbatulus

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

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

Bathypelagic rattail

Coelorinchus nazcaensis

Sphagemacrurus pumiliceps

Order Lampriformes

Taper-tail ribbonfish

Crested oarfish

Regalecus russelii

Southern 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.

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.


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

Order Lophiiformes

Linophryne escaramosa

Phyllorhinichthys balushkini - P.

Oneirodes micronema

Himantolophus mauli

Dolopichthys karsteni

Linophryne bipennata

Danaphryne nigrifilis

Pietschichthys horridus

Linophryne racemifera

Oneirodes kreffti

Himantolophus crinitus

Linophryne maderensis

Oneirodes dicromischus

Himantolophus azurlucens

Linophryne andersoni

Gigantactis microphthalmus

Melanocetus eustalus

Oneirodes bradburyae

Haplophryne triregium

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

Spiny dreamer

Gigantactis longicauda

Pentherichthys venustus

Bufoceratias wedli

Gigantactis golovani

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

Oneirodes rosenblatti

Diceratias trilobus

Smooth anglerfish

Himantolophus nigricornis

Linophryne macrodon

Stargazing seadevil

Oneirodes macrosteus

Himantolophus macroceras

Rhynchactis microthrix

Linophryne densiramus

Linophryne argyresca

Cosmopolitan whipnose

Melanocetus rossi

Caulophryne pietschi

Linophryne polypogon

Oneirodes haplonema

Himantolophus compressus

Dolopichthys dinema

Gigantactis meadi

Smooth dreamer

Oneirodes clarkei

Himantolophus albinares

Acentrophryne longidens

Oneirodes appendixus

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

Oneirodes schmidti

Gigantactis ios

Bufoceratias shaoi

Oneirodes posti

Pacific footballfish

Triplewart seadevil

Gigantactis gargantua

Robia legula

Linophryne indica

Phyllorhinichthys micractis - P.

Whalehead dreamer

Oneirodes mirus

Himantolophus melanolophus

Oneirodes luetkeni

Himantolophus danae

Dolopichthys pullatus

Rhynchactis leptonema

Linophryne brevibarbata

Linophryne sexfilis

Linophryne parini

Nightmare dreamer

Himantolophus borealis

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 .

Gigantactis paxtoni

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 .

Gigantactis longicirra

Bulbous dreamer

Oneirodes thysanema

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

Gigantactis gracilicauda

Oneirodes alius

Short-rod anglerfish

Tyrannophryne pugnax - The most distinctive feature of T.

Torpedo batfish

Oneirodes pietschi

Himantolophus paucifilosus

Gigantactis balushkini

Chirophryne xenolophus

Oneirodes melanocauda

Himantolophus macroceratoides

Linophryne digitopogon

Dolopichthys jubatus

Linophryne bicornis

Gigantactis watermani

Caulophryne polynema

Linophryne quinqueramosa

Oneirodes heteronema

Himantolophus cornifer

Chaenophryne ramifera

Oneirodes cristatus

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.

Plainchin dreamarm

Linophryne algibarbata

Gigantactis microdontis

Oneirodes basili

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

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

Oneirodes theodoritissieri

Gigantactis kreffti

Bufoceratias thele

Oneirodes pterurus

Ctenochirichthys longimanus

Gigantactis gibbsi

Two-rod anglerfish

Oneirodes myrionemus

Himantolophus multifurcatus

Linophryne lucifer

Lophodolos indicus

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 trewavasae

Oneirodes macronema

Atlantic footballfish

Rhynchactis macrothrix

Linophryne coronata

Caulophryne pelagica

Linophryne pennibarbata

Oneirodes flagellifer

Himantolophus brevirostris

Puck pinnata

Linophryne arcturi

Gigantactis savagei

Murray's abyssal anglerfish

Gigantactis macronema

Photocorynus spiniceps - The known mature male individuals are 6.

Smooth dreamer

Bulbous dreamer

Oneirodes whitleyi

Acentrophryne dolichonema

Oneirodes anisacanthus

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

Gigantactis herwigi

Oneirodes plagionema

Himantolophus pseudalbinares

Gigantactis elsmani

Order Myctophiformes

Andersen's lantern fish

Gonichthys venetus

Diaphus handi

Cocco's lantern fish

Slimtail lampfish

Diaphus umbroculus

Broadfin lampfish

Garnet lanternfish

Nannobrachium indicum

Diaphus drachmanni

Pig-headed lantern fish

Pacific blackchin

Gymnoscopelus hintonoides

Lampanyctus hubbsi

Diaphus subtilis



Mirror lanterfish


Protomyctophum bolini

Nannobrachium cuprarium

Taaningichthys paurolychnus


Diaphus ostenfeldi

Spiny lantern fish

Evermann's lantern fish


Diaphus megalops

Metelectrona ventralis

Lantern fish

Longfin lampfish

Electrona antarctica

Diaphus basileusi

Diaphus kuroshio

Japanese lanternfish

Fragile lantern fish

Triphoturus oculeum

Gymnoscopelus opisthopterus


Diaphus thiollierei

Nannobrachium phyllisae

Gilbert's large lantern fish


Neoscopelus microchir

Bolinichthys nikolayi

Diaphus dahlgreni

Gymnoscopelus braueri

Spinytail lampfish

Diaphus similis

Protomyctophum gemmatum


Nannobrachium bristori


Reinhardt's lantern fish


Transparent lantern fish

Protomyctophum andriashevi

Skinnycheek lanternfish


Spotted laternfish

Parvilux boschmai

Benoit's lanternfish

Diaphus lucidus

Lampanyctus vadulus

Myctophum indicum

Chubby flashlightfish

Nannobrachium wisneri

Diaphus antonbruuni

Krefftichthys anderssoni

Hudson's lanternfish

Topside lampfish


Diaphus whitleyi

Lampanyctus iselinoides

Diaphus taaningi

Protomyctophum parallelum


Blue lanternfish

Diaphus ehrhorni

Gymnoscopelus microlampas


Short-headed lantern fish

Lampadena urophaos atlantica

Diaphus richardsoni

Protomyctophum chilense

Nannobrachium fernae

Symbolophorus rufinus


Lampadena dea

Diaphus pallidus

Lantern fish


Spothead lantern fish

Diaphus lobatus

Horned lanternfish


Lampanyctus tenuiformis

Longfin lanternfish

Golden lanternfish

Electron subantarctic

Diaphus garmani

Doflein's false headlightfish

Rakery beaconlamp

Diaphus trachops

Pinpoint lampfish

Diaphus aliciae

Slendertail lanternfish


Smallfin lanternfish

Nannobrachium idostigma

Diaphus dehaveni

Gymnoscopelus fraseri



Protomyctophum luciferum

Lampadena pontifex

Bolin's lantern fish

Arctic telescope

Nannobrachium crypticum

Taaningichthys minimus


Smallfin lanternfish

Diaphus nielseni

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.

Hygophum bruuni

Mead's lanternfish

Metelectrona ahlstromi


Myctophum lychnobium

Hintonia candens


Lampanyctus simulator

Diaphus arabicus

Diaphus jenseni


Diaphus faustinoi

Highseas lampfish


Brokenline lanternfish

Taaning's lantern fish

Bigeye lanternfish

Black lantern fish

Tarletonbeania taylori

Gonichthys barnesi

Large-scaled lantern fish

Popeye lampfish

Golden-nosed lantern fish

Lampadena yaquinae

Diaphus roei


Nannobrachium gibbsi

Lantern fish


Diaphus parri



Spinycheek lanternfish

Diaphus minax

Myctophum orientale

Thickhead lanternfish

Diaphus longleyi

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.

Laura's lantern fish

Lampanyctus turneri

Myctophum fissunovi

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.

Order Notacanthiformes

Aldrovandia oleosa

Halosaurus parvipennis

Polyacanthonotus africanus

Halosaurus carinicauda

Aldrovandia rostrata

Bonapart's spiny eel

Halosaurus sinensis

Longnose tapirfish

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


Notacanthus indicus

Halosaurus attenuatus

Order Ophidiiformes

Pelagic brotula

Apagesoma edentatum

Parabrotula tanseimaru

Barathronus diaphanus

Lamprogrammus niger

Aphyonus brevidorsalis

Violet cuskeel

Alcockia rostrata

Barathronus parfaiti

Barathronus bicolor

Two-spined slopebrotula

Nielsen's catetyx

Bony-eared assfish

Barathronus multidens

Brotulotaenia nielseni

Apagesoma delosommatus

Thalassobathia nelsoni

Parabrotula plagiophthalmus

Barathronus unicolor

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

Barathronus bruuni

Marshall slopebrotula

Aphyonus bolini

Brotulotaenia brevicauda

Leucobrotula adipata

Gunther's cuskeel

Bassozetus zenkevitchi

Barathronus pacificus

Barathrites parri

Brotulotaenia nigra

Order Osmeriformes

Mentodus eubranchus

Asquamiceps caeruleus

Abyssal smooth-head

Bajacalifornia arcylepis

Bathytroctes inspector

Fangtooth smooth-head

Leptoderma lubricum

Threadfin smooth-head

Normichthys yahganorum

Pacific black smelt

Binghamichthys aphos

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.

Dolichopteryx rostrata

Dolichopteryx anascopa

Murray's smooth-head

Streaklight tubeshoulder

Rouleina watasei

Blackhead salmon

Palebelly searsid

Bathylagus andriashevi

Rouleina guentheri

Nansenia megalopa

Conocara bertelseni

Matsuichthys aequipinnis

Bighead searsid

Nansenia antarctica

Mentodus mesalirus

Michael Sars smooth-head

Bigeye smooth-head

Leaf searsid

Eared blacksmelt

Mentodus bythios

Schnakenbeck's searsid

Bathytroctes breviceps

Snubnose blacksmelt

Hairfin smooth-head

Normichthys herringi

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

Vaillant's smooth-head

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.

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

Bathylagus niger

Searsioides calvala

Norman's smooth-head

Longfin smooth-head

Maulisia isaacsi

Holtbyrnia intermedia

Rouleina nuda

Narcetes erimelas

Bathylagichthys longipinnis

Bathytroctes squamosus

Robust blacksmelt

Rouleina eucla

Nansenia iberica

Toothless smooth-head

Mentodus facilis

Asquamiceps hjorti

Brown slickhead

Bathytroctes macrognathus

Leptoderma retropinna

Pygmy argentine

Shining tubeshoulder

California smoothtongue

Dolichopteryx trunovi

Bruce's argentine

Krefft's smooth-head

Dolichopteryx binocularis

Salmon smooth-head

Holtbyrnia ophiocephala

Barbantus elongatus

Bathylagus borealis

Bathylaco nielseni

Fiolenti's smooth-head

Maulisia acuticeps

Holtbyrnia conocephala

Rouleina livida

Nansenia sanrikuensis

Bajacalifornia microstoma

Smallscale smooth-head

Mentodus perforatus

Bluethroat argentine

Mentodus crassus

Starry smooth-head

Bajacalifornia aequatoris

Bathytroctes elegans

Leptoderma affinis

Threadfin slickhead

Deep-sea smelt

Multipore searsid

Winged spookfish


Blackchin blacksmelt

Searsioides multispinus

Longsnout blacksmelt

Elongate smooth-head

Smallscale searsid

Holtbyrnia laticauda

Pectinantus parini

Bluntsnout slickhead

Narcetes lloydi

Bathylagoides argyrogaster

Bathytroctes zugmayeri

Rouleina euryops

Nansenia longicauda

Fanfin smooth-head

Loosescale smooth-head

Nansenia ahlstromi

Mentodus longirostris

Koefoed's smooth-head

Bajacalifornia erimoensis

Legless searsid

Sagamichthys gracilis

Bathylagus tenuis

Agassiz' smooth-head

Antillean smooth-head

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

Winteria telescopa

Dolichopteryx brachyrhynchus

Werner's smooth-head

Ghost smelt


Koefoed's searsid

Conocara kreffti

Palegold searsid

Teardrop tubeshoulder

Madeiran smooth-head

Nansenia tenuicauda

Bathytroctes pappenheimi

Softskin smooth-head

Greenland argentine

Order Perciformes

New Zealand ruffe

Melanostigma orientale

Kali parri

Plectranthias parini

Malakichthys levis

Bothrocara nyx

Kali falx


Aethotaxis mitopteryx pawsoni

Bigmouth veilfin

Tonga escolar


Seleniolycus robertsi

Pseudoscopelus scutatus

Eumegistus brevorti

Lycodapus microchir

Pseudoscopelus microps

Trewavas croaker

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


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.

Tasmanian ruffe

Bathyclupea hoskynii

Kali macrura

Black swallower

Paracaristius maderensis

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.

Pseudoscopelus pierbartus

Seleniolycus laevifasciatus

Bigtooth eelpout

Pseudoscopelus cephalus

Sherborn's cardinalfish

African barrelfish

Midwater eelpout

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

Plectranthias robertsi


Malakichthys mochizuki

Bathyclupea argentea

Cocoa snapper

Atlantic soft pout

Silver splitfin

Kali indica

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

Platyberyx opalescens


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.

Pseudoscopelus stellatus

Brilliant pomfret


Stout slipskin

Pseudoscopelus obtusifrons

Pseudoscopelus astronesthidens

Lycodapus derjugini

Deepsea herring

Blue driftfish

Kali normani

Plectranthias pallidus

Malakichthys barbatus

Melanostigma inexpectatum

Kali colubrina

Seleniolycus pectoralis

Pseudoscopelus sagamianus

Pale eelpout

Pseudoscopelus lavenbergi

Atrobucca geniae

Lycenchelys imamurai

Barracuda cardinalfish

Pseudoscopelus altipinnis

Howella zina

Malakichthys similis

Melanostigma vitiazi

Bathyclupea gracilis

Kali macrodon

Dysalotus oligoscolus

Paracaristius heemstrai

Melanostigma bathium

Pachycara dolichaulus

Thinlip splitfin

Stubraker sculpin

Pseudoscopelus parini

Caristius groenlandicus

Deepwater slipskin

Pseudoscopelus bothrorrhinos

Bathyclupea megaceps

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.

Howella parini

Order Pleuronectiformes

Smallmouth moonflounder

Bathysolea lactea

Deepwater sole

Order Polymixiiformes

Japanese beardfish

Order Saccopharyngiformes

Saccopharynx trilobatus

Monognathus ozawai

Monognathus herringi

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 smithi

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

Saccopharynx ramosus

Monognathus jesse


Monognathus boehlkei

Monognathus rajui

Monognathus isaacsi

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

Saccopharynx lavenbergi

Gulper eel

Monognathus berteli

Monognathus taningi

Saccopharynx thalassa

Monognathus nigeli

Monognathus bruuni

Saccopharynx harrisoni

Monognathus rosenblatti

Monognathus jesperseni

Saccopharynx paucovertebratis

Saccopharynx berteli

Monognathus bertini

Order Scorpaeniformes

Notoliparis antonbruuni

Multipore dwarf snailfish

Edentoliparis terraenovae

Paraliparis carlbondi

Icelus mandibularis

Deepwater rockfish - S.

Acantholiparis caecus

Stein's dwarf snailfish

Gelatinous dwarf snailfish

Genioliparis ferox

Paraliparis skeliphrus

Marvelous dwarf snailfish

Blackmouth rockfish

Careproctus marginatus

Smalleye dwarf snailfish

Midwater scorpionfish

Squaloliparis dentatus

Sargasso dwarf snailfish

Genioliparis kafanovi

Tadpole liparid

Short-headed sculpin

Order Squaliformes

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

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.

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

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.

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.

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.

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

Lantern sharks - Reproduction is ovoviviparous.

Cylindrical lantern shark - Reproduction is presumed to be 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.

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.

Etmopterus dislineatus - Reproduction is ovoviviparous.

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

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

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.

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

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

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

Etmopterus caudistigmus - Reproduction is ovoviviparous.

Order Stephanoberyciformes

Scopelogadus beanii


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

Melamphaes pumilus

Highsnout bigscale


Melamphaes hubbsi

Longjaw bigscale

Malacosarcus macrostoma


Poromitra gibbsi

Little bigscale

Abyssoberyx levisquamosus

Melamphaes leprus

Melamphaes ebelingi

Twospine bigscale

Scopeloberyx microlepis


Poromitra unicornis

Melamphaes macrocephalus


Melamphaes indicus


Slender bigscale



Melamphaes polylepis



Melamphaes eulepis

Scopelogadus unispinis


Melamphaes spinifer

Large-headed midnight fish

Melamphaes parini

Melamphaes laeviceps

Order Stomiiformes

Eustomias bifilis

Ichthyococcus polli

Eustomias curtifilis

Scaleless dragonfish

Ebeling's fangjaw

Eustomias parri

Leptostomias robustus



Scaleless dragonfish

Bonapartia pedaliota

Bathophilus irregularis

Pacific astronesthid fish

Maurolicus stehmanni

Eustomias albibulbus

Photonectes parvimanus

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

Eustomias cirritus

Melanostomias pollicifer

Chauliodus pammelas

Eustomias monoclonoides

Bathophilus brevis

Eustomias braueri

Melanostomias globulifer

Torpedo dragonfish

Lovely hatchetfish

Eustomias mesostenus

Astronesthes karsteni

Opostomias micripnus

Maurolicus kornilovorum

Cyclothone pygmaea

Scaleless dragonfish

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 macronema

Astronesthes gudrunae

Eustomias tomentosis

Maurolicus australis



Alcock's boafish

Eustomias interruptus

Astronesthes dupliglandis

Eustomias satterleei

Sonoda paucilampa

Eustomias pinnatus

Manducus maderensis

Astronesthes similus

Shortbarbel dragonfish

Eustomias bituberoides

Thysanactis dentex

Gonostoma longipinnis

Scaleless dragonfish

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 elongatus

Eustomias cryptobulbus

Aristostomias polydactylus

Eustomias pacificus

Leptostomias longibarba

Astronesthes martensii

Sternoptyx pseudodiaphana

Eustomias bertelseni



Bathophilus pawneei

Borostomias pacificus

Highfin dragonfish

Photonectes leucospilus

Eustomias bulbornatus

Tentacle dragonfish

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

Half-naked hatchetfish

Eustomias micropterygius

Astronesthes lampara

Scaleless dragonfish

Pachystomias microdon

Maurolicus parvipinnis

Astronesthes indicus

Eustomias vitiazi

Maurolicus inventionis

Cyclothone parapallida

Photonectes achirus

Argyripnus iridescens


Eustomias medusa

Bathophilus altipinnis

Araiophos eastropas

Eustomias lanceolatus

Astronesthes galapagensis

Eustomias spherulifer

Deep-water bristlemouth

Eustomias ignotus

Odontostomias micropogon

Polyipnus meteori

Diplophos pacificus

Astronesthes chrysophekadion

Eustomias quadrifilis

Astronesthes tatyanae

Stomias lampropeltis


Black-belly dragonfish

Eustomias bimargaritatus

Thorophos euryops

Atlantic fangjaw

Eustomias digitatus

Slender fangjaw

Eustomias patulus

Bathophilus kingi

Borostomias elucens

Chauliodus schmidti

Aristostomias grimaldii

Eustomias monoclonus


Sternoptyx obscura

Maurolicus walvisensis

Eustomias australensis

Photostomias atrox

Slim lightfish

Threelight dragonfish

Eustomias contiguus

Melanostomias stewarti

Scaleless black dragonfish

Eustomias brevibarbatus

Melanostomias melanopogon

Grammatostomias flagellibarba

Pacific hatchet fish

Yarrella argenteola

Eustomias metamelas

Astronesthes kreffti

Pitgum lanternfish

Maurolicus mucronatus

Arrow dragonfish

Photonectes caerulescens

Cyclothone obscura

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.

Scaleless dragonfish

Astronesthes haplophos

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

Astronesthes exsul

Eustomias schiffi

Benttooth bristlemouth

Valenciennellus carlsbergi

Eustomias ioani

Eustomias gibbsi

Astronesthes atlanticus

Eustomias posti

Margrethia valentinae

Astronesthes splendida

Stomias danae

Triplophos hemingi

Eustomias curtatus


Eustomias parini

Leptostomias multifilis


Eustomias bibulboides

Ichthyococcus parini

Bathophilus proximus

Panama snaggletooth

Bathophilus indicus

Astronesthes leucopogon

Slender snaggletooth

Maurolicus rudjakovi

Eustomias aequatorialis

Photonectes margarita

Eustomias cancriensis

Melanostomias nigroaxialis

Chauliodus minimus

Sladen's hatchet fish

Eustomias minimus

Argyripnus pharos

Bigeye lightfish

Eustomias melanostigmoides

Astronesthes indopacificus

Maurolicus javanicus

Slender bristlemouth

Photonectes albipennis

Longfin dragonfish

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Eustomias longiramis


Eustomias tetranema


Eustomias inconstans

Polyipnus soelae

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 decoratus

Eustomias radicifilis

Astronesthes trifibulatus

Scaly dragonfish

Eustomias paxtoni

Astronesthes quasiindicus

Scaly dragonfish

Eustomias bimargaritoides

Thorophos nexilis

Elongated bristlemouth fish

Pacific blackdragon

Eustomias dispar

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

Eustomias crossotus

Valdivia black dragon fish

Chauliodus vasnetzovi - Viperfish

Aristostomias lunifer

Eustomias multifilis

Scaleless dragonfish

Astronesthes macropogon

Highlight hatchetfish


Eustomias austratlanticus

Photostomias goodyeari

Bulldog lightfish

Scaleless dragonfish

Borostomias mononema


Eustomias bulbiramis

Melanostomias melanopogon

Chauliodus dentatus

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.

Eustomias micraster

Astronesthes lamellosus

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.

Photonectes gracilis

Yellow bristlemouth

Eustomias magnificus

Heterophotus ophistoma

Astronesthes illuminatus

Eustomias uniramis

Emperor seamount lightfish


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

Astronesthes formosana

Eustomias schmidti


Eustomias hulleyi

Odontostomias masticopogon

Polyipnus inermis

Diplophos australis

Astronesthes bilobatus

Eustomias problematicus

Astronesthes tanibe

Stomias gracilis

Order Tetraodontiformes

Triacanthodes intermedius

Atrophacanthus japonicus

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

Order Zeiformes

Rosy dory


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

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.

Neocyttus acanthorhynchus

Stethopristes eos

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.

Allocyttus guineensis

False boarfish