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

Serrivomer garmani

Avocettina bowersii

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

Leptocephalus bellottii

Saurenchelys taiwanensis

Nessorhamphus danae

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

Nemichthys larseni

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

Benthenchelys indicus

Crossthroat sawpalate

Avocettina paucipora

Leptocephalus congroides

Duckbill oceanic eel

Labichthys carinatus

Acromycter longipectoralis

Serrivomer schmidti

Avocettina acuticeps

Serrivomer danae

Benthenchelys pacificus

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

Black saw-toothed eel

Bean's sawtooth eel

Dogface witch-eel

Bathymyrus echinorhynchus

Chlopsis longidens

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

Labichthys yanoi

Order Ateleopodiformes

Parateleopus microstomus

Order Aulopiformes

Naked barracuda

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


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


Chubby pearleye

Scopelarchoides kreffti

Macroparalepis longilateralis

Evermannella ahlstromi

Sharpchin barracudina


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

Scopelosaurus adleri

Zugmayer's pearleye

Lestidiops indopacifica

Lestidium prolixum

Stemonosudis siliquiventer

Slender barracudina

Bigfin pearleye


Atlantic sabretooth

Stemonosudis gracilis

Scopelarchoides climax

Ahliesaurus berryi


Scopelosaurus mauli

Uncisudis longirostra



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

Magnisudis indica

Atlantic barracudina

Fierce pike smelt

Strange pike smelt

Scopelarchoides nicholsi


Evermannella megalops

Stemonosudis molesta

Stemonosudis bullisi


Scopelosaurus craddocki

Longfin pearleye

Japanese barracudina

Antarctic jonasfish

Paralepis speciosa

Lestidiops similis

Scopelarchus stephensi

Scopelarchoides danae

Macroparalepis danae

Coccorella atrata

Stemonosudis intermedia

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

Ahliesaurus brevis

Uncisudis posteropelvis

Undistinguished sabretooth

Benthalbella elongata

Lestidiops extrema

Lestidium bigelowi


Southern barracudina

Lestidiops pacificus

Scopelarchoides signifer

Macroparalepis nigra

Dolichosudis fuliginosa

Stemonosudis rothschildi

Stemonosudis elegans

White barracudina

Scopelosaurus gibbsi

Uncisudis advena

Benthalbella macropinna

Order Beryciformes

Slimy head

Hoplostethus melanopterus

Parinoberyx horridus

Hoplostethus tenebricus

Hoplostethus druzhinini

Parin's spiny fin

Hoplostethus shubnikovi

Hoplostethus mikhailini

Aulotrachichthys prosthemius

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.


Paratrachichthys sajademalensis

Hoplostethus confinis

Hoplostethus rifti

Slimy head

Parmops echinatus

Paratrachichthys argyrophanus

Hoplostethus fedorovi

Longwing spinyfin

Atlantic roughy

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 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 crassispinus

Hoplostethus rubellopterus

Hoplostethus metallicus

Aulotrachichthys latus

Paratrachichthys fernandezianus

Hoplostethus fragilis

Hoplostethus abramovi

Diretmoides veriginae

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.

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.

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

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

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

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.

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.

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.

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.

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

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

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.

Order Cetomimiformes

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

Pink flabby whalefish

Savage's birdsnouted whalefish


Danacetichthys galathenus

Parataeniophorus gulosus

Cetomimus teevani

Trunov southern cetomimid

Megalomycter teevani

Cetichthys parini

Ataxolepis henactis

Ditropichthys storeri

Gyrinomimus myersi

Cetomimus kerdops

Vitiaziella cubiceps

Gyrinomimus bruuni

Cetomimus gillii

Festive ribbonfish

Gyrinomimus simplex

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

Parataeniophorus brevis

Cetomimus picklei

Cetichthys indagator

Procetichthys kreffti

Ataxolepis apus

Order Chimaeriformes


Hydrolagus lusitanicus

Order Gadiformes

Grenadier fish

Tripterophycis svetovidovi

Whitson's grenadier

Gadella edelmanni

Smallhead moray cod

Fragile grenadier

Coryphaenoides striaturus

Physiculus parini

Parin's grenadier

Coelorinchus melanosagmatus

Coryphaenoides microps


Hymenocephalus striatulus

Kumba punctulata

Kumba gymnorhynchus

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

Narrowsnout grenadier

Echinomacrurus mollis

Threadfin grenadier

Physiculus sazonovi

Trachonurus sentipellis

Coelorinchus vityazae

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

Berry's grenadier

Physiculus longifilis

Blunt-nosed grenadier

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

Laemonema melanurum

Naked snout rattail

Ventrifossa paxtoni

Coryphaenoides mcmillani

Squalogadus modificatus

Dogtooth grenadier

Hymenocephalus barbatulus

Kumba maculisquama

Sturgeon-like grenadier fish

Bighead grenadier

Sphagemacrurus richardi

Bathygadus spongiceps

Doublethread grenadier


Physiculus peregrinus

Bluntsnout grenadier

Coelorinchus nazcaensis

Patagonian codling

Myers' grenadier

Coryphaenoides grahami

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

Hymenocephalus antraeus

Kumba hebetata

Roundhead grenadier

Large-eye grenadier

Pugnose grenadier

Dusky rattail

Globehead grenadier

Rhynchogadus hepaticus

Gadomus multifilis

Macrouroides inflaticeps

Gadella brocca

Striped codlet

Physiculus therosideros

Bristly grenadier

Physiculus nigriscens

Bluntnose grenadier

Coryphaenoides spinulosus

Muraenolepis andriashevi

Bighead mora

Mediterranean grenadier

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

Kumba musorstom

Slendertail grenadier

Carmine grenadier

Kumba calvifrons

Shortbeard grenadier

Finescale mora

Gadomus capensis

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

Physiculus roseus

Guttigadus nudicephalus

Kaiwi Channel grenadier

Coelorinchus trunovi

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.

Bathypelagic rattail

Nezumia cyrano

Coryphaenoides macrolophus

Hymenocephalus aterrimus

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

Coryphaenoides camurus

Sphagemacrurus pumiliceps

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

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


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.

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

Order Lophiiformes

Gigantactis longicirra

Bufoceratias thele

Himantolophus mauli

Oneirodes micronema

Himantolophus crinitus

Oneirodes kreffti

Dolopichthys karsteni

Gigantactis gracilicauda

Pietschichthys horridus

Linophryne racemifera

Gigantactis balushkini

Linophryne maderensis

Himantolophus azurlucens

Oneirodes dicromischus

Linophryne digitopogon

Haplophryne triregium

Chirophryne xenolophus

Oneirodes bradburyae

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

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

Oneirodes rosenblatti

Linophryne bicornis

Gigantactis watermani

Caulophryne polynema

Chaenophryne ramifera

Diceratias trilobus

Himantolophus nigricornis

Smooth anglerfish

Linophryne algibarbata

Gigantactis microdontis

Acentrophryne longidens

Gigantactis kreffti

Himantolophus macroceras

Oneirodes macrosteus

Rhynchactis microthrix

Dolopichthys dinema

Ctenochirichthys longimanus

Gigantactis gibbsi

Linophryne polypogon

Himantolophus compressus

Oneirodes haplonema

Himantolophus albinares

Oneirodes clarkei

Murray's abyssal anglerfish

Linophryne lucifer

Linophryne coronata

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.

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

Linophryne arcturi

Gigantactis savagei

Caulophryne pelagica

Pacific footballfish

Oneirodes posti

Himantolophus melanolophus

Oneirodes mirus

Robia legula

Photocorynus spiniceps - The known mature male individuals are 6.

Gigantactis macronema

Bufoceratias wedli

Whalehead dreamer

Smooth dreamer

Linophryne sexfilis

Himantolophus danae

Oneirodes luetkeni

Rhynchactis leptonema

Dolopichthys pullatus

Gigantactis herwigi

Short-rod anglerfish

Gigantactis elsmani

Linophryne parini

Himantolophus borealis

Nightmare dreamer

Oneirodes thysanema

Melanocetus eustalus

Phyllorhinichthys balushkini - P.

Linophryne escaramosa

Bulbous dreamer

Oneirodes alius

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

Linophryne bipennata

Danaphryne nigrifilis

Linophryne andersoni

Gigantactis microphthalmus

Torpedo batfish

Tyrannophryne pugnax - The most distinctive feature of T.

Himantolophus paucifilosus

Oneirodes pietschi

Pentherichthys venustus

Gigantactis longicauda

Bufoceratias shaoi

Himantolophus macroceratoides

Oneirodes melanocauda

Himantolophus cornifer

Oneirodes heteronema

Dolopichthys jubatus

Gigantactis golovani

Linophryne quinqueramosa

Linophryne macrodon

Stargazing seadevil

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.

Oneirodes cristatus

Plainchin dreamarm

Melanocetus rossi

Linophryne densiramus

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

Oneirodes basili

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

Linophryne argyresca

Cosmopolitan whipnose

Caulophryne pietschi

Oneirodes pterurus

Lophodolos indicus

Smooth dreamer

Two-rod anglerfish

Himantolophus multifurcatus

Oneirodes myrionemus

Gigantactis meadi

Acentrophryne dolichonema

Gigantactis ios

Linophryne trewavasae

Atlantic footballfish

Oneirodes macronema

Rhynchactis macrothrix

Triplewart seadevil

Gigantactis gargantua

Linophryne pennibarbata

Himantolophus brevirostris

Oneirodes flagellifer

Puck pinnata

Oneirodes whitleyi

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 .

Phyllorhinichthys micractis - P.

Linophryne indica

Bulbous dreamer

Linophryne brevibarbata

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

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

Himantolophus pseudalbinares

Oneirodes plagionema

Order Myctophiformes


Symbolophorus rufinus

Cocco's lantern fish

Diaphus handi

Nannobrachium cuprarium

Diaphus umbroculus

Slimtail lampfish

Spiny lantern fish


Diaphus subtilis

Lampanyctus hubbsi

Garnet lanternfish

Diaphus drachmanni

Gymnoscopelus hintonoides

Pacific blackchin

Metelectrona ventralis

Lantern fish

Electron subantarctic


Horned lanternfish

Protomyctophum bolini


Mirror lanterfish

Diaphus aliciae

Slendertail lanternfish

Diaphus ostenfeldi


Popeye lampfish

Nannobrachium phyllisae

Spinycheek lanternfish

Diaphus megalops

Diaphus kuroshio

Japanese lanternfish


Longfin lampfish

Electrona antarctica


Taaningichthys minimus

Nannobrachium bristori

Hygophum bruuni

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.

Fragile lantern fish

Gymnoscopelus opisthopterus

Triphoturus oculeum

Diaphus thiollierei


Spotted laternfish


Diaphus dahlgreni

Gymnoscopelus braueri

Protomyctophum gemmatum

Diaphus similis

Spinytail lampfish

Myctophum indicum

Protomyctophum andriashevi

Transparent lantern fish


Diaphus arabicus

Nannobrachium wisneri

Gonichthys barnesi

Tarletonbeania taylori

Large-scaled lantern fish



Diaphus lucidus

Lampanyctus vadulus

Nannobrachium fernae

Diaphus whitleyi


Lantern fish

Hudson's lanternfish

Krefftichthys anderssoni

Topside lampfish

Lantern fish

Diaphus ehrhorni

Gymnoscopelus microlampas

Protomyctophum parallelum

Diaphus taaningi

Lampanyctus iselinoides

Thickhead lanternfish


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

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.

Protomyctophum chilense

Diaphus richardsoni

Lampadena urophaos atlantica

Bolinichthys nikolayi

Andersen's lantern fish

Gonichthys venetus

Golden lanternfish

Diaphus pallidus

Lampadena dea

Pinpoint lampfish

Spothead lantern fish

Skinnycheek lanternfish

Pig-headed lantern fish

Nannobrachium idostigma

Nannobrachium crypticum

Taaningichthys paurolychnus


Diaphus lobatus

Longfin lanternfish

Lampanyctus tenuiformis


Evermann's lantern fish

Doflein's false headlightfish

Diaphus garmani

Diaphus trachops

Rakery beaconlamp

Wisner's lantern fish

Protomyctophum luciferum



Smallfin lanternfish

Diaphus dehaveni

Gymnoscopelus fraseri

Diaphus basileusi

Myctophum lychnobium

Arctic telescope

Bolin's lantern fish

Lampadena pontifex

Metelectrona ahlstromi

Gilbert's large lantern fish


Neoscopelus microchir

Diaphus nielseni


Black lantern fish

Mead's lanternfish


Hintonia candens

Diaphus jenseni


Nannobrachium gibbsi

Lampanyctus simulator

Reinhardt's lantern fish



Parvilux boschmai

Benoit's lanternfish

Diaphus faustinoi


Highseas lampfish

Bigeye lanternfish

Taaning's lantern fish

Brokenline lanternfish

Myctophum orientale

Chubby flashlightfish

Golden-nosed lantern fish


Diaphus roei

Lampadena yaquinae



Diaphus antonbruuni

Myctophum fissunovi

Diaphus parri


Broadfin lampfish

Blue lanternfish

Diaphus minax

Smallfin lanternfish

Nannobrachium indicum

Laura's lantern fish

Diaphus longleyi

Lampanyctus turneri

Order Notacanthiformes

Halosaurus parvipennis

Polyacanthonotus africanus

Aldrovandia rostrata

Halosaurus carinicauda

Bonapart's spiny eel

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

Halosaurus sinensis

Longnose tapirfish


Notacanthus indicus

Aldrovandia oleosa

Halosaurus attenuatus

Order Ophidiiformes

Barathronus bruuni

Parabrotula tanseimaru

Brotulotaenia brevicauda

Thalassobathia nelsoni

Alcockia rostrata

Lamprogrammus niger

Bassozetus zenkevitchi

Barathronus pacificus

Apagesoma delosommatus

Barathrites parri

Brotulotaenia nigra

Aphyonus bolini

Leucobrotula adipata

Barathronus diaphanus

Bony-eared assfish

Two-spined slopebrotula

Violet cuskeel

Pelagic brotula

Barathronus parfaiti

Apagesoma edentatum

Barathronus bicolor

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

Parabrotula plagiophthalmus

Aphyonus brevidorsalis

Marshall slopebrotula

Barathronus multidens

Brotulotaenia nielseni

Gunther's cuskeel

Barathronus unicolor

Nielsen's catetyx

Order Osmeriformes

Abyssal smooth-head

Bathytroctes zugmayeri

Salmon smooth-head

Koefoed's smooth-head

Fiolenti's smooth-head

Leptoderma lubricum

Bajacalifornia erimoensis

Rouleina livida

Nansenia sanrikuensis

Normichthys yahganorum

Deep-sea smelt

Mentodus mesalirus

Nansenia antarctica

Bluethroat argentine

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

Starry smooth-head

Bathylagus tenuis

Dolichopteryx anascopa

Streaklight tubeshoulder

Mentodus bythios

Matsuichthys aequipinnis

Bighead searsid

Threadfin slickhead

Ghost smelt


Pectinantus parini

Bluntsnout slickhead

Narcetes lloydi

Leaf searsid

Eared blacksmelt

Bathytroctes pappenheimi

Elongate smooth-head

Norman's smooth-head

Vaillant's smooth-head

Bajacalifornia arcylepis

Rouleina euryops

Nansenia longicauda

Normichthys herringi

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

Bathytroctes inspector

Fangtooth 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.

Mentodus facilis

Asquamiceps hjorti

Sagamichthys gracilis

Pacific black smelt

Searsioides calvala

Maulisia isaacsi

Binghamichthys aphos

Holtbyrnia intermedia

Bruce's argentine

Palebelly searsid

Antillean smooth-head

Bathylagus andriashevi

Robust blacksmelt

Werner's smooth-head

Toothless smooth-head

Michael Sars smooth-head

Conocara kreffti

Leptoderma retropinna

Bigeye smooth-head

Madeiran smooth-head

Nansenia tenuicauda

Softskin smooth-head

Greenland argentine

Bathytroctes breviceps

Dolichopteryx trunovi

Dolichopteryx binocularis

Holtbyrnia ophiocephala

Mentodus perforatus

Snubnose blacksmelt

Krefft's smooth-head

Mentodus crassus

Bathylagus niger

Maulisia acuticeps

Holtbyrnia conocephala

Threadfin smooth-head

Bathylagichthys longipinnis

Rouleina watasei

Blackhead salmon

Bathytroctes squamosus

Murray's smooth-head

Bathytroctes macrognathus

Conocara bertelseni

Leptoderma affinis

Brown slickhead

Rouleina guentheri

Nansenia megalopa

Multipore searsid

Winged spookfish


Mentodus longirostris

Fanfin smooth-head

Nansenia ahlstromi

Schnakenbeck's searsid

California smoothtongue

Searsioides multispinus

Smallscale searsid

Longsnout blacksmelt

Holtbyrnia laticauda

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

Barbantus elongatus

Hairfin smooth-head

Bathylagus borealis

Bathylaco nielseni

Loosescale smooth-head

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

Bajacalifornia microstoma

Rouleina nuda

Narcetes erimelas

Legless searsid

Smallscale smooth-head

Longfin smooth-head

Bajacalifornia aequatoris

Rouleina eucla

Nansenia iberica

Bathytroctes elegans

Agassiz' smooth-head

Dolichopteryx brachyrhynchus

Winteria telescopa

Asquamiceps caeruleus

Mentodus eubranchus

Pygmy argentine

Shining tubeshoulder

Blackchin blacksmelt

Koefoed's searsid

Palegold searsid

Teardrop tubeshoulder

Bathylagoides argyrogaster

Order Perciformes


Plectranthias parini

Kali parri

Malakichthys levis

Melanostigma inexpectatum

Kali falx

Bathyclupea gracilis

Trewavas croaker

Tonga escolar

Seleniolycus robertsi

Pseudoscopelus scutatus

Lycodapus microchir

Pseudoscopelus microps

Pseudoscopelus aphos


Tasmanian ruffe

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.

Caristius groenlandicus

Melanostigma vitiazi

Kali macrura

Bathyclupea megaceps

Paracaristius maderensis

Melanostigma bathium

Howella zina

Bothrocara nyx

Seleniolycus laevifasciatus

Pseudoscopelus pierbartus

Bigtooth eelpout

Pseudoscopelus cephalus

Malakichthys mochizuki

Thinlip splitfin

Plectranthias robertsi

Melanostigma orientale

Platyberyx opalescens

Kali indica

Bathyclupea hoskynii

Cocoa snapper

Howella parini

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

Pseudoscopelus obtusifrons

New Zealand ruffe

Stout slipskin

Lycodapus derjugini

Pseudoscopelus astronesthidens

Eumegistus brevorti

Bigmouth veilfin


Blue driftfish

Plectranthias pallidus

Kali normani

Malakichthys barbatus

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.

Longfin fathead

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.

Kali colubrina

Bathyclupea argentea

Seleniolycus pectoralis

Pseudoscopelus sagamianus

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.

Pale eelpout

Black swallower

Pseudoscopelus lavenbergi

Lycenchelys imamurai

Pseudoscopelus altipinnis

Barracuda cardinalfish

Malakichthys similis

Midwater eelpout

Kali macrodon

Deepsea herring

Dysalotus oligoscolus

Paracaristius heemstrai

Atlantic soft pout

Sherborn's cardinalfish

Pachycara dolichaulus

Pseudoscopelus parini

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

African barrelfish

Stubraker sculpin

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

Silver splitfin

Deepwater slipskin

Pseudoscopelus bothrorrhinos

Aethotaxis mitopteryx pawsoni


Brilliant pomfret


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.


Order Pleuronectiformes

Deepwater sole

Bathysolea lactea

Smallmouth moonflounder

Order Polymixiiformes

Japanese beardfish

Order Saccopharyngiformes

Gulper eel

Monognathus herringi

Monognathus smithi

Saccopharynx thalassa

Monognathus jesse

Saccopharynx harrisoni

Monognathus boehlkei

Monognathus rajui

Saccopharynx paucovertebratis

Saccopharynx berteli

Monognathus isaacsi

Monognathus berteli

Monognathus taningi

Saccopharynx trilobatus

Monognathus nigeli

Monognathus bruuni

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 rosenblatti

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

Saccopharynx ramosus


Monognathus jesperseni

Monognathus bertini

Monognathus ozawai

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

Order Scorpaeniformes

Edentoliparis terraenovae

Paraliparis carlbondi

Acantholiparis caecus

Notoliparis antonbruuni

Multipore dwarf snailfish

Deepwater rockfish - S.

Stein's dwarf snailfish

Gelatinous dwarf snailfish

Marvelous dwarf snailfish

Genioliparis ferox

Paraliparis skeliphrus

Tadpole liparid

Short-headed sculpin

Blackmouth rockfish

Icelus mandibularis

Smalleye dwarf snailfish

Midwater scorpionfish

Squaloliparis dentatus

Sargasso dwarf snailfish

Genioliparis kafanovi

Careproctus marginatus

Order Squaliformes

Lantern sharks - Reproduction is ovoviviparous.

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

Cylindrical lantern shark - Reproduction is presumed to be ovoviviparous.

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

Etmopterus dislineatus - Reproduction is ovoviviparous.

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.

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

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.

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.

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.

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.

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.

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

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.

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.

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

Order Stephanoberyciformes


Melamphaes indicus

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 polylepis

Melamphaes hubbsi



Abyssoberyx levisquamosus

Longjaw bigscale

Malacosarcus macrostoma

Melamphaes spinifer

Poromitra gibbsi

Melamphaes parini

Melamphaes ebelingi

Melamphaes laeviceps

Twospine bigscale

Scopeloberyx microlepis

Poromitra unicornis

Melamphaes pumilus


Highsnout bigscale


Slender bigscale



Little bigscale

Scopelogadus unispinis


Melamphaes eulepis

Melamphaes leprus



Large-headed midnight fish

Melamphaes macrocephalus

Order Stomiiformes

Leptostomias robustus


Melanostomias globulifer

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.

Cyclothone obscura

Lovely hatchetfish

Eustomias curtifilis

Eustomias parri

Ebeling's fangjaw

Pacific astronesthid fish

Astronesthes gudrunae

Eustomias monoclonoides

Maurolicus stehmanni

Benttooth bristlemouth

Eustomias cirritus

Astronesthes karsteni

Astronesthes dupliglandis

Borostomias mononema

Stomias danae

Scaleless dragonfish

Eustomias braueri

Torpedo dragonfish

Eustomias mesostenus

Maurolicus kornilovorum

Opostomias micripnus

Ichthyococcus parini


Eustomias bibulboides

Eustomias macronema

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.

Maurolicus australis

Eustomias tomentosis


Aristostomias polydactylus

Astronesthes similus

Eustomias satterleei

Argyripnus iridescens

Photonectes margarita

Eustomias aequatorialis

Eustomias interruptus

Chauliodus minimus

Half-naked hatchetfish

Eustomias elongatus

Manducus maderensis

Eustomias pinnatus

Sonoda paucilampa

Shortbarbel dragonfish

Tentacle dragonfish

Photonectes albipennis

Slender bristlemouth

Astronesthes martensii

Astronesthes indicus

Araiophos eastropas


Eustomias cryptobulbus

Eustomias pacificus

Leptostomias longibarba

Sternoptyx pseudodiaphana

Astronesthes lampara

Astronesthes galapagensis

Maurolicus parvipinnis

Scaleless dragonfish

Pachystomias microdon

Scaly dragonfish

Scaleless dragonfish

Eustomias bulbornatus

Eustomias micropterygius

Astronesthes chrysophekadion

Eustomias medusa


Maurolicus inventionis

Bonapartia pedaliota

Eustomias vitiazi

Pacific blackdragon

Bathophilus irregularis

Eustomias bimargaritoides

Elongated bristlemouth fish

Thorophos nexilis

Photostomias goodyeari

Bulldog lightfish

Bathophilus brevis

Eustomias austratlanticus

Eustomias lanceolatus

Chauliodus vasnetzovi - Viperfish

Eustomias spherulifer

Melanostomias stewarti

Aristostomias grimaldii

Astronesthes tatyanae


Photonectes gracilis

Polyipnus meteori

Eustomias ignotus

Chauliodus dentatus

Odontostomias micropogon

Diplophos pacificus

Eustomias quadrifilis

Eustomias patulus

Slender fangjaw

Black-belly dragonfish

Melanostomias melanopogon

Yellow bristlemouth

Pacific hatchet fish

Eustomias digitatus


Astronesthes haplophos

Eustomias contiguus

Threelight dragonfish

Eustomias monoclonus

Maurolicus walvisensis

Sternoptyx obscura


Astronesthes kreffti

Astronesthes exsul

Borostomias pacificus

Stomias gracilis

Bathophilus pawneei

Eustomias brevibarbatus

Grammatostomias flagellibarba

Eustomias metamelas

Yarrella argenteola

Maurolicus mucronatus

Pitgum lanternfish

Maurolicus breviculus

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.

Ichthyococcus polli

Highfin dragonfish

Eustomias bifilis

Astronesthes atlanticus

Scaleless dragonfish

Scaleless dragonfish


Eustomias ioani

Chauliodus pammelas

Valenciennellus carlsbergi

Eustomias schiffi

Argyripnus pharos

Photonectes parvimanus

Bathophilus altipinnis

Eustomias albibulbus

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

Melanostomias nigroaxialis

Sladen's hatchet fish

Astronesthes splendida

Scaleless dragonfish


Astronesthes indopacificus

Scaleless dragonfish

Cyclothone pygmaea

Eustomias gibbsi

Margrethia valentinae

Eustomias posti


Eustomias curtatus

Triplophos hemingi

Eustomias parini

Leptostomias multifilis

Astronesthes leucopogon


Eustomias minimus

Slender snaggletooth

Maurolicus rudjakovi

Alcock's boafish

Eustomias cancriensis

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.

Bathophilus kingi

Eustomias bituberoides

Gonostoma longipinnis

Thysanactis dentex

Astronesthes decoratus

Eustomias melanostigmoides

Bigeye lightfish

Maurolicus javanicus

Borostomias elucens



Scaleless black dragonfish

Eustomias bertelseni

Eustomias longiramis

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Eustomias tetranema

Valdivia black dragon fish

Aristostomias lunifer

Astronesthes trifibulatus

Astronesthes quasiindicus

Photonectes leucospilus

Polyipnus soelae

Eustomias inconstans

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

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

Eustomias radicifilis

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

Eustomias dispar

Eustomias paxtoni

Scaly dragonfish

Melanostomias melanopogon

Photonectes achirus

Cyclothone parapallida

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 macropogon

Astronesthes illuminatus

Deep-water bristlemouth

Eustomias crossotus

Eustomias multifilis


Scaleless dragonfish

Highlight hatchetfish

Astronesthes lamellosus

Astronesthes formosana

Panama snaggletooth

Stomias lampropeltis

Bathophilus proximus

Eustomias bulbiramis

Eustomias micraster

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.

Emperor seamount lightfish

Eustomias uniramis

Bathophilus indicus

Eustomias bimargaritatus

Atlantic fangjaw

Thorophos euryops

Astronesthes bilobatus

Eustomias magnificus

Heterophotus ophistoma

Photostomias atrox

Slim lightfish

Longfin dragonfish

Eustomias australensis

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

Chauliodus schmidti


Eustomias schmidti

Melanostomias pollicifer

Astronesthes tanibe


Photonectes caerulescens

Arrow dragonfish

Polyipnus inermis

Eustomias hulleyi

Odontostomias masticopogon

Diplophos australis

Eustomias problematicus

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

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.

False boarfish

Allocyttus guineensis

Stethopristes eos

Rosy dory


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

Neocyttus acanthorhynchus