Bathypelagic fish - Fish living in the bathypelagic environment

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

Order Anguilliformes

Labichthys carinatus

Acromycter longipectoralis

Avocettina bowersii

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

Serrivomer schmidti

Saurenchelys taiwanensis

Nessorhamphus danae

Serrivomer danae

Nemichthys larseni

Benthenchelys pacificus

Black saw-toothed eel

Bean's sawtooth eel

Dogface witch-eel

Bathymyrus echinorhynchus

Labichthys yanoi

Avocettina paucipora

Duckbill oceanic eel

Serrivomer garmani

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.

Avocettina acuticeps

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

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

Leptocephalus congroides

Order Ateleopodiformes

Parateleopus microstomus

Order Aulopiformes

Stemonosudis bullisi

Naked barracuda


Scopelosaurus craddocki

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

Longfin pearleye

Chubby pearleye


Scopelarchoides kreffti

White barracudina

Paralepis speciosa

Stemonosudis intermedia

Scopelosaurus adleri

Macroparalepis danae

Lestidium prolixum

Ahliesaurus brevis

Bigfin pearleye

Uncisudis posteropelvis

Undistinguished sabretooth

Slender barracudina

Benthalbella elongata

Lestidiops extrema

Scopelarchoides climax

Atlantic sabretooth

Southern barracudina

Macroparalepis nigra

Stemonosudis rothschildi

Dolichosudis fuliginosa

Stemonosudis elegans

Fierce pike smelt

Atlantic barracudina

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

Uncisudis advena

Scopelosaurus gibbsi

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

Benthalbella macropinna

Strange pike smelt

Scopelarchoides nicholsi


Macroparalepis longilateralis

Sharpchin barracudina

Evermannella ahlstromi

Japanese barracudina

Antarctic jonasfish

Lestidiops similis

Scopelarchus stephensi


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

Coccorella atrata

Zugmayer's pearleye

Lestidiops indopacifica

Scopelarchoides danae

Stemonosudis siliquiventer

Stemonosudis gracilis


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


Lestidium bigelowi

Ahliesaurus berryi

Uncisudis longirostra

Scopelosaurus mauli


Lestidiops pacificus

Scopelarchoides signifer



Magnisudis indica


Stemonosudis molesta

Evermannella megalops

Order Beryciformes

Parinoberyx horridus

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.

Longwing spinyfin

Hoplostethus tenebricus

Atlantic roughy

Hoplostethus marisrubri

Hoplostethus crassispinus

Paratrachichthys sajademalensis

Hoplostethus rubellopterus

Aulotrachichthys prosthemius

Hoplostethus metallicus

Hoplostethus fragilis

Hoplostethus abramovi

Diretmoides veriginae

Parmops echinatus

Paratrachichthys argyrophanus

Slimy head

Hoplostethus melanopterus

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.

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.

Parin's spiny fin

Hoplostethus shubnikovi

Hoplostethus mikhailini


Hoplostethus confinis

Paratrachichthys fernandezianus

Aulotrachichthys latus

Hoplostethus rifti

Slimy head

Hoplostethus fedorovi

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.

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.

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.

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.

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.

Vitiaziella cubiceps

Pink flabby whalefish


Danacetichthys galathenus

Festive ribbonfish

Cetomimus teevani

Trunov southern cetomimid

Cetichthys parini

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

Parataeniophorus brevis

Ataxolepis henactis

Gyrinomimus myersi

Procetichthys kreffti

Cetomimus kerdops

Savage's birdsnouted whalefish

Gyrinomimus bruuni

Cetomimus gillii

Parataeniophorus gulosus

Megalomycter teevani

Gyrinomimus simplex

Cetomimus picklei

Ditropichthys storeri

Cetichthys indagator

Ataxolepis apus

Order Chimaeriformes


Hydrolagus lusitanicus

Order Gadiformes

Tripterophycis svetovidovi

Patagonian codling

Roundhead grenadier

Kumba hebetata

Coelorinchus melanosagmatus

Pugnose grenadier

Coryphaenoides striaturus

Parin's grenadier

Physiculus parini

Dusky rattail

Coryphaenoides microps

Rhynchogadus hepaticus

Gadomus multifilis

Striped codlet

Hymenocephalus striatulus

Macrouroides inflaticeps


Gadella brocca

Narrowsnout grenadier

Fragile grenadier

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

Kumba gymnorhynchus

Bighead mora

Finescale mora

Trachonurus sentipellis

Physiculus sazonovi

Kumba musorstom

Coelorinchus vityazae

Slendertail grenadier

Coryphaenoides semiscaber

Blunt-nosed grenadier

Physiculus longifilis

Muraenolepis andriashevi

Coryphaenoides mcmillani

Gadomus capensis

Bighead grenadier

Dogtooth grenadier

Hymenocephalus barbatulus

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

Bathypelagic rattail

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

Coelorinchus nazcaensis

Sphagemacrurus pumiliceps

Bluntsnout grenadier

Physiculus peregrinus

Grenadier fish

Myers' grenadier

Coryphaenoides grahami

Gadella edelmanni


Whitson's grenadier

Large-eye grenadier

Hymenocephalus antraeus

Globehead grenadier

Bristly grenadier

Physiculus therosideros

Kumba punctulata

Smallhead moray cod

Coryphaenoides spinulosus

Bluntnose grenadier

Physiculus nigriscens

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

Mediterranean grenadier

Threadfin grenadier

Echinomacrurus mollis

Carmine grenadier

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

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.

Kumba calvifrons

Ventrifossa paxtoni

Laemonema melanurum

Naked snout rattail

Squalogadus modificatus

Berry's grenadier

Kumba maculisquama

Coelorinchus trunovi

Sphagemacrurus richardi

Sturgeon-like grenadier fish

Kaiwi Channel grenadier

Physiculus roseus

Guttigadus nudicephalus

Nezumia cyrano

Bathygadus spongiceps

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

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

Coryphaenoides macrolophus

Doublethread grenadier

Coryphaenoides camurus

Hymenocephalus aterrimus

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.

Crested oarfish


Southern ribbonfish

Taper-tail ribbonfish

Regalecus russelii

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

Order Lophiiformes

Bulbous dreamer

Oneirodes thysanema

Gigantactis longicirra

Gigantactis gracilicauda

Pietschichthys horridus

Linophryne racemifera

Short-rod anglerfish

Oneirodes alius

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.

Tyrannophryne pugnax - The most distinctive feature of T.

Torpedo batfish

Oneirodes pietschi

Himantolophus paucifilosus

Gigantactis balushkini

Linophryne maderensis

Chirophryne xenolophus

Oneirodes melanocauda

Himantolophus macroceratoides

Bufoceratias shaoi

Linophryne digitopogon

Linophryne bicornis

Gigantactis watermani

Oneirodes heteronema

Himantolophus cornifer

Dolopichthys jubatus

Plainchin dreamarm

Linophryne algibarbata

Gigantactis microdontis

Stargazing seadevil

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.

Oneirodes basili

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

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

Caulophryne pietschi

Linophryne polypogon

Oneirodes pterurus

Ctenochirichthys longimanus

Gigantactis gibbsi

Linophryne lucifer

Acentrophryne dolichonema

Oneirodes myrionemus

Himantolophus multifurcatus

Two-rod anglerfish

Oneirodes macronema

Atlantic footballfish

Rhynchactis macrothrix

Linophryne coronata

Oneirodes flagellifer

Himantolophus brevirostris

Puck pinnata

Linophryne arcturi

Murray's abyssal anglerfish

Gigantactis savagei

Photocorynus spiniceps - The known mature male individuals are 6.

Gigantactis macronema

Whalehead dreamer

Smooth dreamer

Bulbous dreamer

Oneirodes whitleyi

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

Linophryne sexfilis

Oneirodes anisacanthus

Oneirodes plagionema

Himantolophus pseudalbinares

Gigantactis elsmani

Linophryne parini

Bufoceratias thele

Phyllorhinichthys balushkini - P.

Linophryne escaramosa

Oneirodes micronema

Himantolophus mauli

Dolopichthys karsteni

Danaphryne nigrifilis

Linophryne bipennata

Oneirodes kreffti

Himantolophus crinitus

Oneirodes dicromischus

Himantolophus azurlucens

Linophryne andersoni

Melanocetus eustalus

Gigantactis microphthalmus

Oneirodes bradburyae

Haplophryne triregium

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

Gigantactis golovani

Caulophryne polynema

Linophryne quinqueramosa

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

Oneirodes rosenblatti

Smooth anglerfish

Himantolophus nigricornis

Diceratias trilobus

Linophryne macrodon

Acentrophryne longidens

Oneirodes macrosteus

Himantolophus macroceras

Rhynchactis microthrix

Linophryne densiramus

Oneirodes haplonema

Himantolophus compressus

Dolopichthys dinema

Linophryne argyresca

Melanocetus rossi

Cosmopolitan whipnose

Gigantactis meadi

Lophodolos indicus

Smooth dreamer

Oneirodes clarkei

Himantolophus albinares

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

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 posti

Pacific footballfish

Triplewart seadevil

Gigantactis gargantua

Caulophryne pelagica

Linophryne pennibarbata

Bufoceratias wedli

Phyllorhinichthys micractis - P.

Linophryne indica

Oneirodes mirus

Himantolophus melanolophus

Robia legula

Oneirodes luetkeni

Himantolophus danae

Rhynchactis leptonema

Dolopichthys pullatus

Linophryne brevibarbata

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 .

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 paxtoni

Order Myctophiformes

Diaphus handi

Cocco's lantern fish

Lampadena dea

Diaphus pallidus

Lantern fish

Bolinichthys nikolayi

Symbolophorus rufinus


Skinnycheek lanternfish

Pig-headed lantern fish

Diaphus drachmanni

Pacific blackchin

Gymnoscopelus hintonoides

Spothead lantern fish


Horned lanternfish


Diaphus lobatus

Golden lanternfish

Lampanyctus tenuiformis

Longfin lanternfish

Electron subantarctic


Rakery beaconlamp

Diaphus trachops

Pinpoint lampfish

Diaphus aliciae

Slendertail lanternfish

Protomyctophum luciferum



Smallfin lanternfish

Nannobrachium idostigma

Nannobrachium crypticum

Taaningichthys minimus


Diaphus kuroshio

Japanese lanternfish

Arctic telescope

Lampadena pontifex

Bolin's lantern fish

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

Fragile lantern fish

Triphoturus oculeum

Gymnoscopelus opisthopterus

Diaphus dahlgreni

Gymnoscopelus braueri

Metelectrona ahlstromi

Mead's lanternfish

Myctophum lychnobium


Hintonia candens


Diaphus arabicus

Lampanyctus simulator

Bigeye lanternfish

Brokenline lanternfish

Taaning's lantern fish

Black lantern fish

Tarletonbeania taylori

Large-scaled lantern fish

Gonichthys barnesi


Lampadena yaquinae

Diaphus roei

Nannobrachium gibbsi


Lantern fish

Hudson's lanternfish

Topside lampfish

Krefftichthys anderssoni


Diaphus parri



Myctophum orientale

Smallfin lanternfish

Thickhead lanternfish

Diaphus ehrhorni

Gymnoscopelus microlampas

Diaphus minax

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

Diaphus longleyi

Myctophum fissunovi

Lampanyctus turneri

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

Andersen's lantern fish

Gonichthys venetus

Slimtail lampfish

Diaphus umbroculus

Broadfin lampfish

Garnet lanternfish

Nannobrachium indicum


Lampanyctus hubbsi

Diaphus subtilis

Protomyctophum bolini

Mirror lanterfish


Nannobrachium cuprarium

Taaningichthys paurolychnus


Diaphus ostenfeldi

Spiny lantern fish

Popeye lampfish

Evermann's lantern fish


Diaphus garmani

Doflein's false headlightfish

Spinycheek lanternfish

Diaphus dehaveni

Gymnoscopelus fraseri

Metelectrona ventralis

Diaphus megalops

Lantern fish

Longfin lampfish

Electrona antarctica

Diaphus basileusi


Diaphus thiollierei

Nannobrachium phyllisae

Gilbert's large lantern fish

Neoscopelus microchir


Protomyctophum gemmatum

Spinytail lampfish

Diaphus similis


Nannobrachium bristori


Reinhardt's lantern fish

Diaphus jenseni


Protomyctophum andriashevi


Transparent lantern fish


Spotted laternfish

Parvilux boschmai

Benoit's lanternfish

Diaphus faustinoi

Highseas lampfish


Diaphus lucidus

Myctophum indicum

Lampanyctus vadulus

Chubby flashlightfish

Golden-nosed lantern fish

Diaphus antonbruuni


Diaphus whitleyi

Nannobrachium wisneri

Protomyctophum parallelum

Lampanyctus iselinoides

Diaphus taaningi


Blue lanternfish

Protomyctophum chilense

Lampadena urophaos atlantica

Diaphus richardsoni

Nannobrachium fernae

Order Notacanthiformes

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

Halosaurus sinensis

Longnose tapirfish

Polyacanthonotus africanus


Aldrovandia oleosa

Bonapart's spiny eel

Halosaurus attenuatus

Halosaurus parvipennis

Aldrovandia rostrata

Notacanthus indicus

Halosaurus carinicauda

Order Ophidiiformes

Barathronus bruuni

Apagesoma edentatum

Barathronus parfaiti

Thalassobathia nelsoni

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

Parabrotula plagiophthalmus

Barathronus pacificus

Aphyonus brevidorsalis

Barathrites parri

Brotulotaenia nielseni

Leucobrotula adipata

Barathronus diaphanus

Two-spined slopebrotula

Gunther's cuskeel

Barathronus unicolor

Nielsen's catetyx

Pelagic brotula

Parabrotula tanseimaru

Brotulotaenia brevicauda

Apagesoma delosommatus

Barathronus bicolor

Alcockia rostrata

Bassozetus zenkevitchi

Lamprogrammus niger

Brotulotaenia nigra

Barathronus multidens

Marshall slopebrotula

Aphyonus bolini

Bony-eared assfish

Violet cuskeel

Order Osmeriformes

Mentodus eubranchus

Krefft's smooth-head

Snubnose blacksmelt

Salmon smooth-head

Asquamiceps caeruleus

Holtbyrnia ophiocephala

Dolichopteryx binocularis

Rouleina livida

Nansenia sanrikuensis

Bajacalifornia erimoensis

Normichthys yahganorum

Bathylagus niger

Fiolenti's smooth-head

Maulisia acuticeps

Holtbyrnia conocephala

Mentodus perforatus

Bathylagichthys longipinnis

Bluethroat argentine

Bathytroctes squamosus

Starry smooth-head

Threadfin slickhead

Deep-sea smelt

Bathytroctes macrognathus

Leptoderma affinis


Winged spookfish

Mentodus mesalirus

Searsioides multispinus

California smoothtongue

Elongate smooth-head

Smallscale searsid

Holtbyrnia laticauda

Longsnout blacksmelt

Bluntsnout slickhead

Narcetes lloydi

Pectinantus parini

Leaf searsid

Eared blacksmelt

Mentodus bythios

Bajacalifornia arcylepis

Normichthys herringi

Barbantus elongatus

Bathylagus borealis

Rouleina euryops

Nansenia longicauda

Nansenia ahlstromi

Loosescale smooth-head

Bathylaco nielseni

Smallscale smooth-head

Sagamichthys gracilis

Bathytroctes elegans

Agassiz' smooth-head

Antillean smooth-head

Mentodus facilis

Winteria telescopa

Werner's smooth-head

Asquamiceps hjorti

Dolichopteryx brachyrhynchus

Blackchin blacksmelt

Conocara kreffti

Palegold searsid

Teardrop tubeshoulder

Madeiran smooth-head

Nansenia tenuicauda

Bigeye smooth-head

Koefoed's searsid

Bathylagoides argyrogaster

Softskin smooth-head

Greenland argentine

Bruce's argentine

Bathytroctes zugmayeri

Abyssal smooth-head

Koefoed's smooth-head

Leptoderma lubricum

Threadfin smooth-head

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

Dolichopteryx rostrata

Bathylagus tenuis

Murray's smooth-head

Streaklight tubeshoulder

Dolichopteryx anascopa

Rouleina watasei

Blackhead salmon

Mentodus crassus

Rouleina guentheri

Nansenia megalopa

Brown slickhead

Multipore searsid

Ghost smelt

Conocara bertelseni

Matsuichthys aequipinnis

Bighead searsid


Nansenia antarctica

Bathytroctes pappenheimi

Schnakenbeck's searsid

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

Hairfin smooth-head

Fangtooth smooth-head

Fanfin 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.

Dolichopteryx minuscula

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

Mentodus longirostris

Searsioides calvala

Norman's smooth-head

Pacific black smelt

Longfin smooth-head

Maulisia isaacsi

Holtbyrnia intermedia

Binghamichthys aphos

Rouleina nuda

Narcetes erimelas

Bajacalifornia microstoma

Legless searsid

Palebelly searsid

Bathylagus andriashevi

Robust blacksmelt

Rouleina eucla

Nansenia iberica

Bajacalifornia aequatoris

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

Toothless smooth-head

Michael Sars smooth-head

Leptoderma retropinna

Shining tubeshoulder

Pygmy argentine

Bathytroctes breviceps

Dolichopteryx trunovi

Order Perciformes

Plectranthias parini

Kali parri

Stout slipskin

Pseudoscopelus obtusifrons


Kali falx

Lycodapus derjugini


Pseudoscopelus astronesthidens

Blue driftfish

Bigmouth veilfin

Tonga escolar

Malakichthys barbatus

Trewavas croaker

Melanostigma inexpectatum

Bathyclupea argentea

Pseudoscopelus sagamianus

Tasmanian ruffe

Seleniolycus pectoralis

Pale eelpout

Pseudoscopelus lavenbergi

Kali macrura

Lycenchelys imamurai

Pseudoscopelus altipinnis

Barracuda cardinalfish

Howella zina

Melanostigma vitiazi

Malakichthys similis

Deepsea herring

Paracaristius heemstrai

Dysalotus oligoscolus

Melanostigma bathium

Pachycara dolichaulus

Thinlip splitfin

Plectranthias robertsi

Stubraker sculpin


Pseudoscopelus parini

Pseudoscopelus bothrorrhinos

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

Platyberyx opalescens

Kali indica

Deepwater slipskin

Aethotaxis mitopteryx pawsoni

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

New Zealand ruffe

Melanostigma orientale

Malakichthys levis

Bathyclupea gracilis


Seleniolycus robertsi

Pseudoscopelus scutatus

Eumegistus brevorti

Lycodapus microchir

Pseudoscopelus microps

Plectranthias pallidus

Kali normani

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


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.

Caristius groenlandicus

Bathyclupea megaceps

Black swallower

Paracaristius maderensis

Atrobucca geniae

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

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

Bothrocara nyx

Pseudoscopelus pierbartus

Seleniolycus laevifasciatus

Bigtooth eelpout

Pseudoscopelus cephalus

Kali macrodon

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.

Malakichthys mochizuki

Bathyclupea hoskynii

Cocoa snapper

Silver splitfin

Atlantic soft pout


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

Order Pleuronectiformes

Bathysolea lactea

Smallmouth moonflounder

Deepwater sole

Order Polymixiiformes

Japanese beardfish

Order Saccopharyngiformes

Monognathus berteli

Gulper eel

Monognathus taningi

Saccopharynx thalassa

Monognathus nigeli

Saccopharynx harrisoni

Monognathus bruuni

Monognathus rosenblatti

Monognathus jesperseni

Saccopharynx paucovertebratis

Saccopharynx berteli

Monognathus bertini

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

Monognathus jesse

Saccopharynx ramosus

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


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

Order Scorpaeniformes

Notoliparis antonbruuni

Blackmouth rockfish

Smalleye dwarf snailfish

Midwater scorpionfish

Squaloliparis dentatus

Genioliparis kafanovi

Careproctus marginatus

Sargasso dwarf snailfish

Tadpole liparid

Short-headed sculpin

Acantholiparis caecus

Multipore dwarf snailfish

Paraliparis carlbondi

Edentoliparis terraenovae

Icelus mandibularis

Deepwater rockfish - S.

Stein's dwarf snailfish

Gelatinous dwarf snailfish

Marvelous dwarf snailfish

Paraliparis skeliphrus

Genioliparis ferox

Order Squaliformes

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.

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.

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

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.

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

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.

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.

Order Stephanoberyciformes

Scopelogadus beanii

Poromitra unicornis


Melamphaes macrocephalus


Melamphaes indicus

Slender bigscale



Melamphaes polylepis

Longjaw bigscale


Melamphaes eulepis


Melamphaes spinifer

Twospine bigscale

Melamphaes parini

Scopeloberyx microlepis

Large-headed midnight fish

Melamphaes laeviceps


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


Malacosarcus macrostoma

Abyssoberyx levisquamosus


Scopelogadus unispinis

Poromitra gibbsi

Little bigscale


Melamphaes leprus

Melamphaes ebelingi

Order Stomiiformes

Eustomias curtifilis

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.

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.

Benttooth bristlemouth

Pacific astronesthid fish

Melanostomias pollicifer

Eustomias cirritus

Valenciennellus carlsbergi

Bathophilus altipinnis

Eustomias ioani

Eustomias schiffi

Eustomias gibbsi

Lovely hatchetfish

Margrethia valentinae

Eustomias posti

Astronesthes karsteni

Stomias danae

Melanostomias globulifer

Torpedo dragonfish

Eustomias braueri

Eustomias parini

Astronesthes gudrunae

Leptostomias multifilis

Ichthyococcus parini

Eustomias bibulboides


Photonectes margarita

Eustomias aequatorialis

Chauliodus minimus

Eustomias minimus

Astronesthes dupliglandis

Slender snaggletooth

Maurolicus rudjakovi

Maurolicus javanicus

Borostomias elucens

Slender bristlemouth

Astronesthes similus

Photonectes albipennis

Eustomias elongatus

Bigeye lightfish

Bathophilus kingi

Eustomias melanostigmoides

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Scaleless black dragonfish

Eustomias longiramis

Aristostomias polydactylus

Eustomias tetranema


Astronesthes martensii

Eustomias cryptobulbus

Tentacle dragonfish

Eustomias bulbornatus

Polyipnus soelae

Eustomias inconstans

Half-naked hatchetfish

Eustomias radicifilis

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

Astronesthes lampara

Scaly dragonfish

Astronesthes indicus

Scaly dragonfish

Thorophos nexilis

Elongated bristlemouth fish

Pacific blackdragon

Eustomias bimargaritoides

Argyripnus iridescens

Eustomias paxtoni

Chauliodus vasnetzovi - Viperfish

Araiophos eastropas

Eustomias multifilis

Astronesthes galapagensis

Highlight hatchetfish

Scaleless dragonfish


Photostomias goodyeari

Bulldog lightfish

Eustomias austratlanticus

Bathophilus proximus

Chauliodus dentatus

Eustomias micraster

Astronesthes chrysophekadion

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.

Panama snaggletooth

Astronesthes tatyanae

Photonectes gracilis

Yellow bristlemouth


Eustomias digitatus

Bathophilus indicus

Eustomias magnificus

Heterophotus ophistoma

Emperor seamount lightfish

Eustomias uniramis

Aristostomias grimaldii

Eustomias schmidti



Threelight dragonfish

Melanostomias stewarti

Eustomias contiguus


Longfin dragonfish

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

Polyipnus inermis

Odontostomias masticopogon

Eustomias hulleyi

Pacific hatchet fish

Eustomias problematicus

Diplophos australis

Astronesthes kreffti

Stomias gracilis

Melanostomias melanopogon

Grammatostomias flagellibarba

Eustomias brevibarbatus

Ichthyococcus polli

Eustomias bifilis

Scaleless dragonfish

Ebeling's fangjaw

Eustomias parri

Astronesthes haplophos


Leptostomias robustus

Astronesthes exsul

Maurolicus stehmanni

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

Photonectes parvimanus

Eustomias albibulbus

Chauliodus pammelas

Eustomias monoclonoides

Scaleless dragonfish

Eustomias mesostenus

Astronesthes atlanticus

Opostomias micripnus

Maurolicus kornilovorum

Borostomias mononema

Cyclothone pygmaea

Astronesthes splendida

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


Maurolicus australis

Eustomias tomentosis



Triplophos hemingi

Eustomias curtatus

Astronesthes leucopogon

Alcock's boafish

Melanostomias nigroaxialis

Eustomias cancriensis

Eustomias interruptus

Sladen's hatchet fish

Eustomias satterleei

Argyripnus pharos

Sonoda paucilampa

Manducus maderensis

Eustomias pinnatus

Astronesthes indopacificus

Shortbarbel dragonfish

Thysanactis dentex

Scaleless dragonfish

Gonostoma longipinnis

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

Eustomias bituberoides

Eustomias pacificus


Sternoptyx pseudodiaphana

Leptostomias longibarba



Eustomias bertelseni

Scaleless dragonfish

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

Eustomias micropterygius

Astronesthes decoratus

Pachystomias microdon

Maurolicus parvipinnis

Scaleless dragonfish

Astronesthes trifibulatus

Photonectes leucospilus

Maurolicus inventionis

Eustomias vitiazi

Bonapartia pedaliota

Cyclothone parapallida

Astronesthes quasiindicus

Photonectes achirus

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

Eustomias dispar


Bathophilus irregularis

Eustomias medusa

Bathophilus brevis

Eustomias lanceolatus

Aristostomias lunifer

Eustomias spherulifer

Deep-water bristlemouth

Astronesthes macropogon

Valdivia black dragon fish

Eustomias crossotus

Polyipnus meteori

Odontostomias micropogon

Eustomias ignotus

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 quadrifilis

Diplophos pacificus

Astronesthes lamellosus

Stomias lampropeltis

Melanostomias melanopogon

Eustomias bulbiramis

Thorophos euryops

Atlantic fangjaw

Eustomias bimargaritatus

Slender fangjaw

Eustomias patulus

Astronesthes illuminatus

Black-belly dragonfish

Chauliodus schmidti

Eustomias monoclonus

Astronesthes formosana

Sternoptyx obscura

Maurolicus walvisensis

Photostomias atrox

Slim lightfish

Eustomias australensis

Yarrella argenteola

Bathophilus pawneei

Eustomias metamelas

Astronesthes bilobatus

Pitgum lanternfish

Maurolicus mucronatus

Borostomias pacificus

Astronesthes tanibe

Arrow dragonfish

Photonectes caerulescens

Order Tetraodontiformes

Triacanthodes intermedius

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

Atrophacanthus japonicus

Order Zeiformes

Stethopristes eos

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.

False boarfish

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

Rosy dory


Allocyttus guineensis

Neocyttus acanthorhynchus