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

Labichthys carinatus

Serrivomer schmidti

Serrivomer danae

Nemichthys larseni

Avocettina acuticeps

Benthenchelys pacificus

Black saw-toothed eel

Bean's sawtooth eel

Acromycter longipectoralis

Dogface witch-eel

Bathymyrus echinorhynchus

Labichthys yanoi

Serrivomer garmani

Avocettina bowersii

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

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

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.

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

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

Benthenchelys indicus

Chlopsis longidens

Crossthroat sawpalate

Avocettina paucipora

Leptocephalus congroides

Order Ateleopodiformes

Parateleopus microstomus

Order Aulopiformes

Naked barracuda

Stemonosudis bullisi



Scopelosaurus craddocki

Longfin pearleye

Chubby pearleye


Antarctic jonasfish

Paralepis speciosa

Ahliesaurus berryi

Scopelarchus stephensi

Macroparalepis danae

Stemonosudis intermedia

Scopelarchoides danae

Lestidium prolixum

Slender barracudina

Uncisudis posteropelvis

Undistinguished sabretooth

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

Atlantic sabretooth

Benthalbella elongata

Lestidiops extrema

Southern barracudina

Scopelarchoides signifer

Macroparalepis nigra

Stemonosudis rothschildi

Stemonosudis elegans

Fierce pike smelt

Atlantic barracudina

Uncisudis advena

Scopelosaurus gibbsi

Benthalbella macropinna

Strange pike smelt

Dolichosudis fuliginosa

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

Ahliesaurus brevis

White barracudina

Scopelarchoides kreffti

Macroparalepis longilateralis

Sharpchin barracudina

Evermannella ahlstromi

Japanese barracudina

Lestidiops similis


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

Scopelosaurus adleri

Coccorella atrata

Zugmayer's pearleye

Lestidiops indopacifica

Bigfin pearleye

Stemonosudis siliquiventer


Stemonosudis gracilis

Scopelarchoides climax


Lestidium bigelowi

Uncisudis longirostra

Scopelosaurus mauli


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

Lestidiops pacificus



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

Magnisudis indica

Scopelarchoides nicholsi


Stemonosudis molesta

Evermannella megalops

Order Beryciformes

Parinoberyx horridus

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 tenebricus

Atlantic roughy

Hoplostethus marisrubri

Hoplostethus crassispinus

Longwing spinyfin

Paratrachichthys sajademalensis

Hoplostethus rubellopterus

Hoplostethus metallicus

Hoplostethus fragilis

Hoplostethus abramovi

Aulotrachichthys latus

Parmops echinatus

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.

Paratrachichthys argyrophanus

Slimy head

Hoplostethus melanopterus

Hoplostethus druzhinini

Diretmoides veriginae

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 shubnikovi

Hoplostethus mikhailini


Hoplostethus confinis

Aulotrachichthys prosthemius

Parin's spiny fin

Paratrachichthys fernandezianus

Hoplostethus rifti

Slimy head

Hoplostethus fedorovi

Order Carcharhiniformes

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.

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.

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.

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

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.

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.

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.

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.

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.

Order Cetomimiformes

Vitiaziella cubiceps

Pink flabby whalefish


Gyrinomimus bruuni

Festive ribbonfish

Cetomimus teevani

Cetichthys parini

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

Parataeniophorus brevis

Gyrinomimus simplex

Procetichthys kreffti

Cetomimus kerdops

Ataxolepis apus

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

Danacetichthys galathenus

Ataxolepis henactis

Cetomimus picklei

Cetichthys indagator

Gyrinomimus myersi

Ditropichthys storeri

Order Chimaeriformes


Hydrolagus lusitanicus

Order Gadiformes

Patagonian codling

Dogtooth grenadier


Hymenocephalus antraeus

Roundhead grenadier

Kumba hebetata

Coelorinchus melanosagmatus

Pugnose grenadier

Coryphaenoides striaturus

Dusky rattail

Coryphaenoides microps

Rhynchogadus hepaticus

Gadomus multifilis


Gadella brocca

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

Bristly grenadier

Physiculus therosideros

Macrouroides inflaticeps

Narrowsnout grenadier

Physiculus nigriscens

Bluntnose grenadier

Bighead mora

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

Kumba musorstom

Coelorinchus vityazae

Slendertail grenadier

Muraenolepis andriashevi

Coryphaenoides semiscaber

Kumba calvifrons

Coryphaenoides mcmillani

Gadomus capensis

Guttigadus nudicephalus

Physiculus roseus

Kaiwi Channel grenadier

Bighead grenadier

Nezumia cyrano

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

Hymenocephalus aterrimus

Bathypelagic rattail

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

Coelorinchus nazcaensis

Sphagemacrurus pumiliceps

Myers' grenadier

Tripterophycis svetovidovi

Grenadier fish

Whitson's grenadier

Coryphaenoides grahami

Gadella edelmanni

Physiculus parini

Parin's grenadier

Large-eye grenadier

Fragile grenadier

Globehead grenadier

Finescale mora

Striped codlet

Hymenocephalus striatulus

Kumba punctulata

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

Kumba gymnorhynchus

Smallhead moray cod

Coryphaenoides spinulosus

Mediterranean grenadier

Threadfin grenadier

Trachonurus sentipellis

Physiculus sazonovi

Carmine grenadier

Shortbeard 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.

Physiculus longifilis

Blunt-nosed grenadier

Naked snout rattail

Ventrifossa paxtoni

Laemonema melanurum

Squalogadus modificatus

Echinomacrurus mollis

Hymenocephalus barbatulus

Berry's grenadier

Kumba maculisquama

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.

Bathygadus spongiceps

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

Coryphaenoides macrolophus

Doublethread grenadier

Physiculus peregrinus

Bluntsnout grenadier

Coryphaenoides camurus

Order Lampriformes

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.

Taper-tail ribbonfish

Crested oarfish

Regalecus russelii

Southern ribbonfish


Order Lophiiformes

Gigantactis longicirra

Bufoceratias thele

Phyllorhinichthys balushkini - P.

Linophryne escaramosa

Bulbous dreamer

Oneirodes thysanema

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

Oneirodes sabex

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

Gigantactis gracilicauda

Linophryne bipennata

Short-rod anglerfish

Oneirodes alius

Gigantactis microphthalmus

Melanocetus eustalus

Linophryne andersoni

Torpedo batfish

Tyrannophryne pugnax - The most distinctive feature of T.

Himantolophus paucifilosus

Oneirodes pietschi

Gigantactis balushkini

Dolopichthys pullatus

Himantolophus macroceratoides

Chirophryne xenolophus

Oneirodes melanocauda

Caulophryne polynema

Linophryne quinqueramosa

Himantolophus cornifer

Oneirodes heteronema

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.

Chaenophryne ramifera

Oneirodes cristatus

Plainchin dreamarm

Linophryne algibarbata

Gigantactis microdontis

Linophryne macrodon

Danaphryne nigrifilis

Linophryne densiramus

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

Oneirodes basili

Oneirodes theodoritissieri

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

Gigantactis kreffti

Ctenochirichthys longimanus

Gigantactis gibbsi

Cosmopolitan whipnose

Melanocetus rossi

Linophryne argyresca

Oneirodes pterurus

Himantolophus multifurcatus

Oneirodes myrionemus

Lophodolos indicus

Dolopichthys jubatus

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

Atlantic footballfish

Oneirodes macronema

Rhynchactis macrothrix

Caulophryne pelagica

Linophryne pennibarbata

Himantolophus brevirostris

Oneirodes flagellifer

Puck pinnata

Oneirodes whitleyi

Photocorynus spiniceps - The known mature male individuals are 6.

Gigantactis macronema

Bufoceratias wedli

Phyllorhinichthys micractis - P.

Linophryne indica

Smooth dreamer

Bulbous dreamer

Oneirodes anisacanthus

Oneirodes schistonema

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

Gigantactis herwigi

Two-rod anglerfish

Linophryne brevibarbata

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 .

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 .

Himantolophus pseudalbinares

Oneirodes plagionema

Gigantactis elsmani

Himantolophus mauli

Oneirodes micronema

Himantolophus crinitus

Oneirodes kreffti

Pietschichthys horridus

Linophryne racemifera

Linophryne maderensis

Himantolophus azurlucens

Oneirodes dicromischus

Acentrophryne dolichonema

Bufoceratias shaoi

Linophryne digitopogon

Haplophryne triregium

Oneirodes bradburyae

Spiny dreamer

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

Pentherichthys venustus

Gigantactis longicauda

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

Oneirodes rosenblatti

Gigantactis golovani

Gigantactis watermani

Linophryne bicornis

Stargazing seadevil

Himantolophus nigricornis

Smooth anglerfish

Dolopichthys karsteni

Himantolophus macroceras

Oneirodes macrosteus

Rhynchactis microthrix

Caulophryne pietschi

Linophryne polypogon

Himantolophus compressus

Oneirodes haplonema

Himantolophus albinares

Smooth dreamer

Oneirodes clarkei

Gigantactis meadi

Linophryne lucifer

Linophryne coronata

Oneirodes appendixus

Oneirodes schmidti

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

Gigantactis ios

Diceratias trilobus

Gigantactis savagei

Murray's abyssal anglerfish

Linophryne arcturi

Pacific footballfish

Oneirodes posti

Triplewart seadevil

Gigantactis gargantua

Robia legula

Whalehead dreamer

Himantolophus melanolophus

Oneirodes mirus

Dolopichthys dinema

Linophryne sexfilis

Himantolophus danae

Oneirodes luetkeni

Rhynchactis leptonema

Linophryne parini

Himantolophus borealis

Nightmare dreamer

Acentrophryne longidens

Order Myctophiformes


Bolinichthys nikolayi

Symbolophorus rufinus

Gonichthys venetus

Lampadena dea

Lantern fish

Chubby flashlightfish

Diaphus lucidus


Hudson's lanternfish

Skinnycheek lanternfish

Diaphus whitleyi

Taaningichthys paurolychnus

Horned lanternfish


Golden lanternfish

Lampanyctus tenuiformis

Diaphus ehrhorni

Diaphus taaningi

Doflein's false headlightfish

Rakery beaconlamp

Pinpoint lampfish

Short-headed lantern fish

Diaphus richardsoni

Smallfin lanternfish

Nannobrachium idostigma

Diaphus pallidus

Gymnoscopelus fraseri

Protomyctophum luciferum


Andersen's lantern fish

Arctic telescope

Lampadena pontifex

Nannobrachium crypticum


Taaningichthys minimus

Spothead lantern fish


Neoscopelus microchir

Wisner's lantern fish

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.

Electron subantarctic

Diaphus lobatus

Longfin lanternfish

Diaphus trachops

Metelectrona ahlstromi

Hintonia candens

Myctophum lychnobium


Diaphus garmani

Lampanyctus simulator


Diaphus dehaveni



Highseas lampfish

Bigeye lanternfish

Brokenline lanternfish

Diaphus basileusi

Black lantern fish

Bolin's lantern fish


Lampadena yaquinae

Gilbert's large lantern fish

Nannobrachium gibbsi

Diaphus nielseni



Lantern fish



Mead's lanternfish


Myctophum orientale

Diaphus jenseni

Thickhead lanternfish

Smallfin lanternfish

Blue lanternfish

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

Myctophum fissunovi

Lampanyctus turneri

Diaphus faustinoi

Taaning's lantern fish

Broadfin lampfish

Cocco's lantern fish

Slimtail lampfish

Diaphus roei

Golden-nosed lantern fish


Lampanyctus hubbsi

Diaphus antonbruuni

Garnet lanternfish

Nannobrachium indicum

Diaphus parri

Gymnoscopelus hintonoides

Pig-headed lantern fish

Pacific blackchin

Protomyctophum bolini

Mirror lanterfish

Nannobrachium cuprarium

Diaphus minax

Slendertail lanternfish


Spiny lantern fish


Popeye lampfish

Evermann's lantern fish

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.

Diaphus longleyi

Lantern fish

Diaphus handi

Spinycheek lanternfish

Diaphus umbroculus

Metelectrona ventralis

Japanese lanternfish

Longfin lampfish

Diaphus drachmanni

Diaphus subtilis

Gymnoscopelus opisthopterus

Triphoturus oculeum


Nannobrachium phyllisae



Diaphus ostenfeldi

Gymnoscopelus braueri

Protomyctophum gemmatum

Spinytail lampfish

Diaphus aliciae


Protomyctophum andriashevi


Nannobrachium bristori

Reinhardt's lantern fish


Diaphus megalops

Gonichthys barnesi

Tarletonbeania taylori

Large-scaled lantern fish

Spotted laternfish

Diaphus kuroshio

Benoit's lanternfish

Parvilux boschmai

Electrona antarctica

Myctophum indicum

Lampanyctus vadulus

Fragile lantern fish

Diaphus thiollierei

Nannobrachium wisneri

Topside lampfish

Krefftichthys anderssoni


Diaphus dahlgreni

Diaphus similis

Gymnoscopelus microlampas

Protomyctophum parallelum

Lampanyctus iselinoides

Diaphus arabicus


Transparent lantern fish

Protomyctophum chilense

Lampadena urophaos atlantica

Nannobrachium fernae


Order Notacanthiformes

Halosaurus sinensis

Longnose tapirfish

Aldrovandia rostrata


Notacanthus indicus

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

Halosaurus attenuatus

Halosaurus parvipennis

Polyacanthonotus africanus

Aldrovandia oleosa

Halosaurus carinicauda

Bonapart's spiny eel

Order Ophidiiformes

Pelagic brotula

Apagesoma delosommatus

Brotulotaenia brevicauda

Barathronus parfaiti

Barathronus bicolor

Parabrotula plagiophthalmus

Bony-eared assfish

Brotulotaenia nigra

Aphyonus bolini

Barathronus multidens

Marshall slopebrotula

Leucobrotula adipata

Gunther's cuskeel

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

Apagesoma edentatum

Violet cuskeel

Barathronus unicolor

Barathronus bruuni

Parabrotula tanseimaru

Thalassobathia nelsoni

Aphyonus brevidorsalis

Lamprogrammus niger

Bassozetus zenkevitchi

Barathronus pacificus

Barathrites parri

Brotulotaenia nielseni

Barathronus diaphanus

Two-spined slopebrotula

Alcockia rostrata

Nielsen's catetyx

Order Osmeriformes

Krefft's smooth-head

Holtbyrnia ophiocephala

Snubnose blacksmelt

Salmon smooth-head

Holtbyrnia conocephala

Bathylagus niger

Fiolenti's smooth-head

Maulisia acuticeps

Rouleina livida

Nansenia sanrikuensis

Toothless smooth-head

Threadfin smooth-head

Mentodus perforatus

Bathylagichthys longipinnis

Bluethroat argentine

Mentodus crassus

Bathytroctes squamosus

Dolichopteryx trunovi

Bathytroctes macrognathus

Leptoderma affinis

Dolichopteryx binocularis

Brown slickhead

Multipore searsid


Schnakenbeck's searsid

Searsioides multispinus

Holtbyrnia laticauda

California smoothtongue

Elongate smooth-head

Smallscale searsid

Bluntsnout slickhead

Narcetes lloydi

Pectinantus parini

Fanfin smooth-head

Rouleina euryops

Nansenia longicauda

Hairfin smooth-head

Barbantus elongatus

Bathylagus borealis

Bathylaco nielseni

Nansenia ahlstromi

Mentodus longirostris

Bajacalifornia microstoma

Legless searsid

Smallscale smooth-head

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

Winged spookfish

Longsnout blacksmelt

Bajacalifornia aequatoris

Bathytroctes elegans

Agassiz' smooth-head

Werner's smooth-head

Winteria telescopa

Koefoed's searsid

Teardrop tubeshoulder

Blackchin blacksmelt

Conocara kreffti

Palegold searsid

Madeiran smooth-head

Nansenia tenuicauda

Asquamiceps caeruleus

Loosescale smooth-head

Pygmy argentine

Shining tubeshoulder

Bathylagoides argyrogaster

Softskin smooth-head

Greenland argentine

Bathytroctes zugmayeri

Abyssal smooth-head

Mentodus eubranchus

Koefoed's smooth-head

Leptoderma lubricum

Dolichopteryx brachyrhynchus

Bajacalifornia erimoensis

Normichthys yahganorum

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.

Starry smooth-head

Streaklight tubeshoulder

Bathylagus tenuis

Murray's smooth-head

Rouleina watasei

Blackhead salmon

Bighead searsid

Ghost smelt

Conocara bertelseni

Matsuichthys aequipinnis

Rouleina guentheri

Nansenia megalopa

Threadfin slickhead

Deep-sea smelt

Mentodus mesalirus


Nansenia antarctica

Leaf searsid

Mentodus bythios

Eared blacksmelt

Bathytroctes pappenheimi

Dolichopteryx rostrata

Dolichopteryx anascopa

Bajacalifornia arcylepis

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

Vaillant's smooth-head

Fangtooth smooth-head

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 .

Sagamichthys gracilis

Searsioides calvala

Norman's smooth-head

Holtbyrnia intermedia

Pacific black smelt

Longfin smooth-head

Maulisia isaacsi

Binghamichthys aphos

Rouleina nuda

Narcetes erimelas

Asquamiceps hjorti

Antillean smooth-head

Palebelly searsid

Bathylagus andriashevi

Robust blacksmelt

Rouleina eucla

Nansenia iberica

Mentodus facilis

Bigeye smooth-head

Michael Sars smooth-head

Leptoderma retropinna

Bruce's argentine

Dolichopteryx minuscula

Bathytroctes breviceps

Order Perciformes


New Zealand ruffe

Melanostigma orientale

Stout slipskin

Pseudoscopelus obtusifrons

Pseudoscopelus astronesthidens

Lycodapus derjugini

Eumegistus brevorti

Blue driftfish

Plectranthias pallidus

Kali normani

Malakichthys barbatus

Kali colubrina

Bathyclupea argentea

Seleniolycus pectoralis

Pseudoscopelus sagamianus

Caristius groenlandicus

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.

Pale eelpout

Pseudoscopelus lavenbergi

Howella zina

Bothrocara nyx

Lycenchelys imamurai

Pseudoscopelus altipinnis

Barracuda cardinalfish

Malakichthys similis

Kali macrodon

Deepsea herring

Paracaristius heemstrai

Pachycara dolichaulus

Pseudoscopelus parini

Thinlip splitfin

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.

Stubraker sculpin

Deepwater slipskin

Pseudoscopelus bothrorrhinos

Atlantic soft pout

Silver splitfin

Dysalotus oligoscolus

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.

Howella parini


Plectranthias parini

Kali parri

Malakichthys levis

Bathyclupea gracilis

Kali falx

Tonga escolar

Bigmouth veilfin


Seleniolycus robertsi

Pseudoscopelus scutatus

Trewavas croaker

Melanostigma inexpectatum

Lycodapus microchir

Pseudoscopelus microps

Pseudoscopelus aphos

Longfin fathead


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.

Kali macrura

Bathyclupea megaceps

Black swallower

Paracaristius maderensis

Aethotaxis mitopteryx pawsoni

Seleniolycus laevifasciatus

Pseudoscopelus pierbartus

Melanostigma vitiazi

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.

Melanostigma bathium

Bigtooth eelpout

Pseudoscopelus cephalus


Sherborn's cardinalfish

Plectranthias robertsi

Malakichthys mochizuki

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

Platyberyx opalescens

Kali indica

Bathyclupea hoskynii

Cocoa snapper


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

Order Pleuronectiformes

Bathysolea lactea

Smallmouth moonflounder

Deepwater sole

Order Polymixiiformes

Japanese beardfish

Order Saccopharyngiformes

Gulper eel

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 harrisoni

Saccopharynx ramosus

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

Monognathus rosenblatti

Monognathus jesperseni

Saccopharynx berteli

Monognathus bertini

Saccopharynx lavenbergi

Monognathus ozawai

Monognathus herringi

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 thalassa

Monognathus smithi

Monognathus jesse

Monognathus boehlkei


Saccopharynx paucovertebratis

Monognathus rajui

Monognathus isaacsi

Order Scorpaeniformes

Blackmouth rockfish

Icelus mandibularis

Smalleye dwarf snailfish

Squaloliparis dentatus

Midwater scorpionfish

Sargasso dwarf snailfish

Genioliparis kafanovi

Tadpole liparid

Short-headed sculpin

Paraliparis carlbondi

Notoliparis antonbruuni

Multipore dwarf snailfish

Deepwater rockfish - S.

Edentoliparis terraenovae

Stein's dwarf snailfish

Gelatinous dwarf snailfish

Careproctus marginatus

Acantholiparis caecus

Paraliparis skeliphrus

Genioliparis ferox

Marvelous dwarf snailfish

Order Squaliformes

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 - Reproduction is ovoviviparous.

Cylindrical lantern shark - Reproduction is presumed to be 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.

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

Etmopterus dislineatus - 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.

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

Etmopterus caudistigmus - Reproduction is ovoviviparous.

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.

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.

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.

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.

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.

Order Stephanoberyciformes


Poromitra unicornis

Abyssoberyx levisquamosus

Melamphaes macrocephalus


Melamphaes indicus


Slender bigscale



Melamphaes polylepis



Melamphaes eulepis

Scopelogadus unispinis


Melamphaes spinifer

Large-headed midnight fish

Melamphaes parini

Melamphaes laeviceps


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

Melamphaes leprus

Melamphaes ebelingi

Twospine bigscale

Scopeloberyx microlepis

Order Stomiiformes

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.

Ichthyococcus polli

Eustomias bifilis

Highfin dragonfish

Scaleless dragonfish

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.

Diplophos pacificus

Astronesthes atlanticus

Eustomias schiffi

Benttooth bristlemouth



Photonectes parvimanus

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

Eustomias albibulbus

Bathophilus altipinnis

Valenciennellus carlsbergi

Eustomias ioani

Astronesthes splendida

Borostomias mononema

Scaleless dragonfish

Eustomias gibbsi

Margrethia valentinae

Eustomias posti

Stomias danae

Sladen's hatchet fish

Astronesthes leucopogon

Astronesthes indopacificus

Triplophos hemingi

Eustomias curtatus

Eustomias parini

Leptostomias multifilis

Argyripnus pharos

Slender snaggletooth

Maurolicus rudjakovi


Melanostomias nigroaxialis

Eustomias cancriensis

Chauliodus minimus

Eustomias minimus

Bathophilus kingi

Bigeye lightfish

Eustomias melanostigmoides

Maurolicus javanicus

Borostomias elucens

Slender bristlemouth

Photonectes albipennis

Gonostoma longipinnis

Thysanactis dentex

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 bituberoides

Astronesthes decoratus

Astronesthes quasiindicus



Eustomias bertelseni

Scaleless black dragonfish

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Eustomias longiramis

Eustomias tetranema


Cyclothone pygmaea

Scaly dragonfish

Aristostomias lunifer

Astronesthes macropogon

Astronesthes trifibulatus

Photonectes leucospilus

Polyipnus soelae

Eustomias inconstans

Eustomias radicifilis

Eustomias paxtoni

Scaly dragonfish

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

Eustomias dispar

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 lamellosus

Valdivia black dragon fish

Eustomias crossotus

Chauliodus vasnetzovi - Viperfish

Eustomias multifilis

Highlight hatchetfish

Scaleless dragonfish


Astronesthes illuminatus

Astronesthes formosana

Melanostomias melanopogon

Eustomias bulbiramis

Bathophilus proximus

Chauliodus dentatus

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

Yellow bristlemouth

Atlantic fangjaw

Thorophos euryops

Eustomias bimargaritatus

Heterophotus ophistoma

Bathophilus indicus

Eustomias magnificus

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 bilobatus

Longfin dragonfish


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

Eustomias schmidti



Photostomias atrox

Slim lightfish

Eustomias australensis

Pacific astronesthid fish

Astronesthes tanibe

Arrow dragonfish

Borostomias pacificus

Photonectes caerulescens

Polyipnus inermis

Odontostomias masticopogon

Eustomias hulleyi

Eustomias problematicus

Stomias gracilis


Leptostomias robustus

Eustomias curtifilis

Scaleless dragonfish

Ebeling's fangjaw

Eustomias parri

Lovely hatchetfish

Astronesthes karsteni

Chauliodus pammelas

Eustomias monoclonoides

Maurolicus stehmanni

Astronesthes gudrunae

Melanostomias pollicifer

Eustomias cirritus

Torpedo dragonfish

Melanostomias globulifer

Eustomias braueri

Scaleless dragonfish

Eustomias mesostenus

Opostomias micripnus

Maurolicus kornilovorum

Astronesthes dupliglandis

Astronesthes similus

Ichthyococcus parini

Eustomias bibulboides


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

Maurolicus australis

Eustomias tomentosis


Diplophos australis

Eustomias satterleei

Alcock's boafish

Aristostomias polydactylus

Astronesthes martensii


Photonectes margarita

Eustomias aequatorialis

Eustomias interruptus

Eustomias elongatus

Sonoda paucilampa

Manducus maderensis

Eustomias pinnatus

Shortbarbel dragonfish

Half-naked hatchetfish

Astronesthes lampara

Astronesthes indicus

Eustomias cryptobulbus

Eustomias pacificus

Sternoptyx pseudodiaphana

Leptostomias longibarba

Argyripnus iridescens

Araiophos eastropas

Astronesthes galapagensis

Tentacle dragonfish

Eustomias bulbornatus

Scaleless dragonfish

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

Eustomias micropterygius

Pachystomias microdon

Maurolicus parvipinnis

Scaleless dragonfish

Bathophilus irregularis


Eustomias medusa

Maurolicus inventionis

Eustomias vitiazi

Bonapartia pedaliota

Cyclothone parapallida

Photonectes achirus

Elongated bristlemouth fish

Thorophos nexilis

Pacific blackdragon

Eustomias bimargaritoides

Astronesthes chrysophekadion


Photostomias goodyeari

Bulldog lightfish

Eustomias austratlanticus

Bathophilus brevis

Eustomias lanceolatus

Eustomias spherulifer

Deep-water bristlemouth

Aristostomias grimaldii


Astronesthes tatyanae

Panama snaggletooth

Photonectes gracilis

Polyipnus meteori

Odontostomias micropogon

Eustomias ignotus

Eustomias quadrifilis

Stomias lampropeltis

Black-belly dragonfish

Eustomias digitatus

Slender fangjaw

Eustomias patulus

Pacific hatchet fish

Astronesthes kreffti

Threelight dragonfish

Melanostomias stewarti

Eustomias contiguus

Chauliodus schmidti

Eustomias monoclonus

Sternoptyx obscura

Maurolicus walvisensis

Astronesthes haplophos

Grammatostomias flagellibarba

Melanostomias melanopogon

Eustomias brevibarbatus

Bathophilus pawneei

Yarrella argenteola

Eustomias metamelas

Pitgum lanternfish

Maurolicus mucronatus

Astronesthes exsul

Order Tetraodontiformes

Atrophacanthus japonicus

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

Triacanthodes intermedius

Order Zeiformes

Stethopristes eos


Allocyttus guineensis

Rosy dory

Neocyttus acanthorhynchus

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.

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.

False boarfish