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

Acromycter longipectoralis

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

Black saw-toothed eel

Benthenchelys indicus

Bean's sawtooth eel

Avocettina paucipora

Leptocephalus congroides

Serrivomer garmani

Labichthys carinatus

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

Nessorhamphus danae

Saurenchelys taiwanensis

Avocettina acuticeps

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.

Benthenchelys pacificus

Black sawtooth eel

Chlopsis longidens

Bathymyrus echinorhynchus

Dogface witch-eel

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

Crossthroat sawpalate

Labichthys yanoi

Duckbill oceanic eel

Avocettina bowersii

Leptocephalus bellottii

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

Serrivomer schmidti

Serrivomer danae

Order Ateleopodiformes

Parateleopus microstomus

Order Aulopiformes

Atlantic sabretooth

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

Undistinguished sabretooth

White barracudina

Lestidium bigelowi

Southern barracudina


Macroparalepis nigra

Stemonosudis rothschildi

Lestidiops pacificus

Uncisudis longirostra

Scopelarchoides signifer

Stemonosudis elegans


Fierce pike smelt

Ahliesaurus brevis

Scopelosaurus gibbsi

Evermannella megalops

Naked barracuda


Longfin pearleye


Chubby pearleye

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

Scopelarchoides kreffti

Macroparalepis longilateralis

Sharpchin barracudina

Coccorella atrata

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

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

Scopelosaurus adleri

Lestidium prolixum

Benthalbella elongata

Bigfin pearleye

Stemonosudis siliquiventer

Slender barracudina

Uncisudis posteropelvis

Lestidiops extrema

Scopelarchoides climax


Stemonosudis gracilis


Dolichosudis fuliginosa


Scopelosaurus mauli

Atlantic barracudina

Magnisudis indica

Benthalbella macropinna

Stemonosudis molesta

Strange pike smelt

Uncisudis advena

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

Scopelarchoides nicholsi


Stemonosudis bullisi


Ahliesaurus berryi

Scopelosaurus craddocki

Evermannella ahlstromi

Antarctic jonasfish

Japanese barracudina

Paralepis speciosa

Zugmayer's pearleye


Scopelarchus stephensi

Lestidiops similis

Lestidiops indopacifica

Scopelarchoides danae

Macroparalepis danae

Stemonosudis intermedia

Order Beryciformes

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.

Aulotrachichthys prosthemius

Paratrachichthys sajademalensis

Hoplostethus rubellopterus

Hoplostethus metallicus

Hoplostethus fragilis

Hoplostethus abramovi

Parmops echinatus

Paratrachichthys argyrophanus

Slimy head

Longwing spinyfin

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.

Hoplostethus shubnikovi

Hoplostethus mikhailini


Hoplostethus confinis

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.

Aulotrachichthys latus

Paratrachichthys fernandezianus

Hoplostethus rifti

Diretmoides veriginae

Slimy head

Hoplostethus fedorovi

Parinoberyx horridus

Hoplostethus tenebricus

Atlantic roughy

Parin's spiny fin

Hoplostethus marisrubri

Hoplostethus crassispinus

Order Carcharhiniformes

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

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

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

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.

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

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

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

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

Apristurus internatus - Reproduction is oviparous.

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.

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

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

Cetomimus teevani

Cetichthys parini

Parataeniophorus brevis

Gyrinomimus simplex

Ditropichthys storeri

Ataxolepis henactis

Cetomimus kerdops

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

Vitiaziella cubiceps

Cetomimus gillii

Parataeniophorus gulosus

Festive ribbonfish

Megalomycter teevani

Trunov southern cetomimid

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

Cetomimus picklei

Cetichthys indagator

Procetichthys kreffti

Gyrinomimus myersi

Ataxolepis apus

Pink flabby whalefish


Savage's birdsnouted whalefish

Gyrinomimus bruuni

Danacetichthys galathenus

Order Chimaeriformes

Hydrolagus lusitanicus


Order Gadiformes

Echinomacrurus mollis

Threadfin grenadier

Coelorinchus vityazae

Coryphaenoides semiscaber

Physiculus sazonovi

Slendertail grenadier

Trachonurus sentipellis

Physiculus longifilis

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 mcmillani

Ventrifossa paxtoni

Laemonema melanurum

Bighead grenadier

Dogtooth grenadier

Bathygadus spongiceps

Kumba maculisquama

Guttigadus nudicephalus

Kaiwi Channel grenadier

Berry's grenadier

Finescale mora

Hymenocephalus barbatulus

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

Nezumia cyrano

Doublethread grenadier

Coelorinchus nazcaensis

Myers' grenadier

Sphagemacrurus pumiliceps

Physiculus peregrinus

Patagonian codling

Coryphaenoides grahami

Whitson's grenadier


Large-eye grenadier

Dusky rattail

Globehead grenadier

Parin's grenadier

Hymenocephalus antraeus

Kumba hebetata

Gadomus multifilis

Rhynchogadus hepaticus

Striped codlet

Coryphaenoides spinulosus

Gadella brocca

Physiculus therosideros

Bristly grenadier

Physiculus nigriscens

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

Mediterranean grenadier

Bighead mora

Carmine grenadier

Shortbeard grenadier

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

Kumba musorstom

Muraenolepis andriashevi

Kumba calvifrons

Blunt-nosed grenadier

Naked snout rattail

Gadomus capensis

Squalogadus modificatus

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.

Physiculus roseus

Sturgeon-like grenadier fish

Sphagemacrurus richardi

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

Coryphaenoides macrolophus

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

Coryphaenoides camurus

Grenadier fish

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

Bluntsnout grenadier

Bathypelagic rattail

Hymenocephalus aterrimus

Tripterophycis svetovidovi

Gadella edelmanni

Coelorinchus melanosagmatus

Coryphaenoides striaturus

Coryphaenoides microps

Roundhead grenadier

Physiculus parini

Pugnose grenadier


Fragile grenadier

Narrowsnout grenadier

Hymenocephalus striatulus

Macrouroides inflaticeps

Kumba punctulata

Smallhead moray cod

Kumba gymnorhynchus

Bluntnose grenadier

Order Lampriformes

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.

Crested oarfish

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

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.

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.

Order Lophiiformes

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

Oneirodes basili

Rhynchactis microthrix

Oneirodes theodoritissieri

Linophryne densiramus

Ctenochirichthys longimanus

Dolopichthys dinema

Cosmopolitan whipnose

Oneirodes pterurus

Linophryne argyresca

Himantolophus multifurcatus

Oneirodes myrionemus

Lophodolos indicus

Gigantactis meadi

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.

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

Atlantic footballfish

Oneirodes macronema

Linophryne trewavasae

Gigantactis ios

Caulophryne pelagica

Smooth dreamer

Bufoceratias wedli

Gigantactis gargantua

Murray's abyssal anglerfish

Himantolophus brevirostris

Oneirodes flagellifer

Linophryne pennibarbata

Oneirodes whitleyi

Linophryne indica

Photocorynus spiniceps - The known mature male individuals are 6.

Bulbous dreamer

Robia legula

Dolopichthys pullatus

Oneirodes anisacanthus

Rhynchactis leptonema

Oneirodes schistonema

Linophryne brevibarbata

Gigantactis paxtoni

Himantolophus pseudalbinares

Oneirodes plagionema

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 .

Phyllorhinichthys balushkini - P.

Gigantactis longicirra

Himantolophus mauli

Oneirodes micronema

Acentrophryne dolichonema

Danaphryne nigrifilis

Himantolophus crinitus

Oneirodes kreffti

Short-rod anglerfish

Linophryne racemifera

Gigantactis gracilicauda

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

Bufoceratias shaoi

Melanocetus eustalus

Himantolophus azurlucens

Oneirodes dicromischus

Tyrannophryne pugnax - The most distinctive feature of T.

Linophryne maderensis

Gigantactis balushkini

Haplophryne triregium

Oneirodes bradburyae

Spiny dreamer

Linophryne digitopogon

Pentherichthys venustus

Dolopichthys jubatus

Stargazing seadevil

Linophryne bicornis

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

Gigantactis watermani

Oneirodes rosenblatti

Plainchin dreamarm

Himantolophus nigricornis

Smooth anglerfish

Linophryne algibarbata

Gigantactis microdontis

Gigantactis kreffti

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

Himantolophus macroceras

Oneirodes macrosteus

Caulophryne pietschi

Two-rod anglerfish

Smooth dreamer

Gigantactis gibbsi

Melanocetus rossi

Himantolophus compressus

Oneirodes haplonema

Linophryne polypogon

Linophryne lucifer

Himantolophus albinares

Oneirodes clarkei

Oneirodes appendixus

Rhynchactis macrothrix

Oneirodes schmidti

Linophryne coronata

Triplewart seadevil

Gigantactis savagei

Puck pinnata

Pacific footballfish

Oneirodes posti

Linophryne arcturi

Acentrophryne longidens

Whalehead dreamer

Phyllorhinichthys micractis - P.

Gigantactis macronema

Himantolophus melanolophus

Oneirodes mirus

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

Himantolophus danae

Oneirodes luetkeni

Linophryne sexfilis

Gigantactis herwigi

Bufoceratias thele

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

Himantolophus borealis

Nightmare dreamer

Linophryne parini

Gigantactis elsmani

Bulbous dreamer

Oneirodes thysanema

Linophryne escaramosa

Dolopichthys karsteni

Oneirodes sabex

Linophryne bipennata

Pietschichthys horridus

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

Oneirodes alius

Chirophryne xenolophus

Torpedo batfish

Himantolophus paucifilosus

Oneirodes pietschi

Linophryne andersoni

Gigantactis microphthalmus

Gigantactis longicauda

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

Himantolophus macroceratoides

Oneirodes melanocauda

Caulophryne polynema

Diceratias trilobus

Chaenophryne ramifera

Linophryne quinqueramosa

Gigantactis golovani

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.

Oneirodes cristatus

Linophryne macrodon

Order Myctophiformes

Fragile lantern fish

Diaphus thiollierei


Neoscopelus microchir


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.

Triphoturus oculeum

Hygophum bruuni

Nannobrachium phyllisae

Diaphus dahlgreni

Diaphus similis

Diaphus arabicus

Transparent lantern fish


Spinytail lampfish

Protomyctophum gemmatum


Hintonia candens

Nannobrachium bristori


Protomyctophum andriashevi




Tarletonbeania taylori

Spotted laternfish

Diaphus lucidus

Hudson's lanternfish

Diaphus whitleyi

Lampanyctus vadulus

Myctophum indicum

Lantern fish

Nannobrachium wisneri

Krefftichthys anderssoni


Diaphus taaningi

Diaphus ehrhorni

Thickhead lanternfish


Lampanyctus iselinoides

Protomyctophum parallelum

Short-headed lantern fish

Diaphus richardsoni

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.

Andersen's lantern fish

Bolinichthys nikolayi

Diaphus pallidus

Lampadena urophaos atlantica

Protomyctophum chilense

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.

Laura's lantern fish

Nannobrachium fernae

Cocco's lantern fish

Lantern fish

Lampadena dea

Pig-headed lantern fish

Skinnycheek lanternfish

Spothead lantern fish

Pacific blackchin


Garnet lanternfish

Gymnoscopelus hintonoides

Diaphus lobatus

Longfin lanternfish

Diaphus garmani

Diaphus trachops

Lampanyctus tenuiformis

Taaningichthys paurolychnus

Golden lanternfish

Pinpoint lampfish

Slendertail lanternfish

Rakery beaconlamp

Evermann's lantern fish


Diaphus dehaveni


Bolin's lantern fish

Diaphus basileusi

Nannobrachium idostigma


Protomyctophum luciferum

Nannobrachium crypticum

Lampadena pontifex

Arctic telescope

Japanese lanternfish

Gilbert's large lantern fish


Diaphus nielseni

Gymnoscopelus opisthopterus

Wisner's lantern fish

Mead's lanternfish

Diaphus jenseni

Myctophum lychnobium

Gymnoscopelus braueri


Metelectrona ahlstromi

Reinhardt's lantern fish

Lampanyctus simulator


Diaphus faustinoi

Taaning's lantern fish

Brokenline lanternfish

Bigeye lanternfish

Highseas lampfish

Benoit's lanternfish

Parvilux boschmai

Black lantern fish

Gonichthys barnesi

Large-scaled lantern fish

Golden-nosed lantern fish

Diaphus roei

Diaphus antonbruuni


Diaphus parri

Nannobrachium gibbsi

Lampadena yaquinae


Chubby flashlightfish



Topside lampfish


Diaphus minax

Smallfin lanternfish

Blue lanternfish

Myctophum orientale

Gymnoscopelus microlampas

Diaphus longleyi

Diaphus handi

Diaphus umbroculus

Lampanyctus turneri

Myctophum fissunovi


Broadfin lampfish

Gonichthys venetus

Slimtail lampfish

Symbolophorus rufinus

Diaphus subtilis

Diaphus drachmanni

Nannobrachium indicum

Lampanyctus hubbsi




Horned lanternfish

Diaphus aliciae

Popeye lampfish

Diaphus ostenfeldi

Mirror lanterfish

Protomyctophum bolini

Electron subantarctic


Nannobrachium cuprarium


Doflein's false headlightfish

Spiny lantern fish

Spinycheek lanternfish

Diaphus megalops

Electrona antarctica

Diaphus kuroshio

Metelectrona ventralis

Lantern fish

Smallfin lanternfish

Gymnoscopelus fraseri

Taaningichthys minimus


Longfin lampfish

Order Notacanthiformes

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


Notacanthus indicus

Halosaurus attenuatus

Longnose tapirfish

Aldrovandia oleosa

Halosaurus parvipennis

Halosaurus carinicauda

Bonapart's spiny eel

Aldrovandia rostrata

Halosaurus sinensis

Polyacanthonotus africanus

Order Ophidiiformes

Brotulotaenia nigra

Barathrites parri

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

Aphyonus brevidorsalis

Barathronus diaphanus

Gunther's cuskeel

Two-spined slopebrotula

Violet cuskeel

Pelagic brotula

Parabrotula tanseimaru

Barathronus parfaiti

Barathronus bicolor

Barathronus multidens

Apagesoma delosommatus

Marshall slopebrotula

Brotulotaenia nielseni

Alcockia rostrata

Leucobrotula adipata

Aphyonus bolini

Nielsen's catetyx

Barathronus unicolor

Barathronus bruuni

Brotulotaenia brevicauda

Thalassobathia nelsoni

Bony-eared assfish

Bassozetus zenkevitchi

Barathronus pacificus

Apagesoma edentatum

Parabrotula plagiophthalmus

Lamprogrammus niger

Order Osmeriformes

Bathytroctes pappenheimi

Elongate smooth-head

Leaf searsid

Smallscale searsid

Mentodus bythios

Holtbyrnia laticauda

Schnakenbeck's searsid

Pectinantus parini

Searsioides multispinus

Bathytroctes inspector

Bajacalifornia arcylepis

Dolichopteryx minuscula

Fangtooth smooth-head

Vaillant's smooth-head

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

Binghamichthys aphos

Pacific black smelt

Rouleina nuda

Norman's smooth-head

Narcetes erimelas

Bathylagus andriashevi

Palebelly searsid

Toothless smooth-head

Werner's smooth-head

Asquamiceps hjorti

Nansenia iberica

Robust blacksmelt

Antillean smooth-head

Rouleina eucla

Mentodus facilis

Bigeye smooth-head

Conocara kreffti

Michael Sars smooth-head

Leptoderma retropinna

Teardrop tubeshoulder

Shining tubeshoulder

Koefoed's searsid

Palegold searsid

Pygmy argentine

Bathytroctes breviceps

Dolichopteryx trunovi

Snubnose blacksmelt

Dolichopteryx binocularis

Bathylagus niger

Rouleina livida

Nansenia sanrikuensis

Normichthys yahganorum

Threadfin smooth-head

Bathylagichthys longipinnis

Bathytroctes squamosus

Murray's smooth-head

Mentodus perforatus

Bluethroat argentine

Mentodus crassus

Streaklight tubeshoulder

Brown slickhead

Conocara bertelseni

Bathytroctes macrognathus

Winged spookfish

Bruce's argentine

Matsuichthys aequipinnis

Leptoderma affinis

Bighead searsid

California smoothtongue

Longsnout blacksmelt

Narcetes lloydi

Bluntsnout slickhead

Eared blacksmelt

Barbantus elongatus

Bathylagus borealis

Loosescale smooth-head

Bathylaco nielseni

Fanfin smooth-head

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

Nansenia longicauda

Normichthys herringi

Hairfin smooth-head

Rouleina euryops

Mentodus longirostris

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.

Nansenia ahlstromi

Smallscale smooth-head

Bajacalifornia microstoma

Longfin smooth-head

Holtbyrnia intermedia

Sagamichthys gracilis

Searsioides calvala

Legless searsid

Maulisia isaacsi

Bathytroctes elegans

Bajacalifornia aequatoris

Dolichopteryx brachyrhynchus

Agassiz' smooth-head

Winteria telescopa

Blackchin blacksmelt

Madeiran smooth-head

Nansenia tenuicauda

Bathylagoides argyrogaster

Salmon smooth-head

Bathytroctes zugmayeri

Asquamiceps caeruleus

Softskin smooth-head

Greenland argentine

Krefft's smooth-head

Abyssal smooth-head

Mentodus eubranchus

Holtbyrnia ophiocephala

Bajacalifornia erimoensis

Fiolenti's smooth-head

Koefoed's smooth-head

Holtbyrnia conocephala

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

Maulisia acuticeps

Leptoderma lubricum

Dolichopteryx rostrata

Bathylagus tenuis

Dolichopteryx anascopa

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

Blackhead salmon

Rouleina watasei

Ghost smelt


Nansenia megalopa

Multipore searsid

Deep-sea smelt

Threadfin slickhead

Rouleina guentheri

Mentodus mesalirus


Nansenia antarctica

Order Perciformes

Bathyclupea megaceps

Pale eelpout

Kali macrura

Bothrocara nyx

Howella zina

Lycenchelys imamurai

Barracuda cardinalfish

Malakichthys similis

Pseudoscopelus pierbartus

Melanostigma vitiazi

Pseudoscopelus cephalus

Melanostigma bathium

Paracaristius heemstrai

Pachycara dolichaulus

African barrelfish

Stubraker sculpin

Plectranthias robertsi

Thinlip splitfin

Bathyclupea hoskynii

Deepwater slipskin

Kali indica

Platyberyx opalescens

Silver splitfin

Pseudoscopelus stellatus

Howella parini

Malakichthys levis


Pseudoscopelus obtusifrons

Melanostigma orientale


Pseudoscopelus astronesthidens

Bigmouth veilfin


Blue driftfish

Eumegistus brevorti

Seleniolycus robertsi

Lycodapus microchir

Kali normani

Plectranthias pallidus

Bathyclupea argentea

Longfin fathead


Kali colubrina

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.

Pseudoscopelus sagamianus

Aethotaxis mitopteryx pawsoni

Atrobucca geniae

Black swallower

Pseudoscopelus lavenbergi

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.

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.

Paracaristius maderensis

Pseudoscopelus altipinnis

Seleniolycus laevifasciatus

Dysalotus oligoscolus

Deepsea herring

Bigtooth eelpout

Kali macrodon

Sherborn's cardinalfish

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

Pseudoscopelus parini

Midwater eelpout

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

Pseudoscopelus bothrorrhinos

Atlantic soft pout

Cocoa snapper


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

Brilliant pomfret

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.

Stout slipskin

Kali parri

Plectranthias parini

New Zealand ruffe

Bathyclupea gracilis


Lycodapus derjugini

Kali falx

Trewavas croaker

Pseudoscopelus scutatus

Tonga escolar

Malakichthys barbatus

Pseudoscopelus microps

Melanostigma inexpectatum

Caristius groenlandicus

Pseudoscopelus aphos

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

Tasmanian ruffe

Seleniolycus pectoralis

Order Pleuronectiformes

Bathysolea lactea

Smallmouth moonflounder

Deepwater sole

Order Polymixiiformes

Japanese beardfish

Order Saccopharyngiformes

Monognathus smithi

Saccopharynx ramosus

Monognathus jesse


Monognathus boehlkei

Monognathus rajui

Saccopharynx lavenbergi

Monognathus isaacsi

Gulper eel

Monognathus berteli

Monognathus taningi

Saccopharynx thalassa

Monognathus nigeli

Saccopharynx harrisoni

Monognathus bruuni

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

Monognathus rosenblatti

Saccopharynx paucovertebratis

Monognathus jesperseni

Monognathus bertini

Saccopharynx berteli

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 trilobatus

Monognathus ozawai

Saccopharynx hjorti

Monognathus herringi

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

Order Scorpaeniformes

Squaloliparis dentatus

Gelatinous dwarf snailfish

Genioliparis ferox

Marvelous dwarf snailfish

Short-headed sculpin

Notoliparis antonbruuni

Paraliparis carlbondi

Icelus mandibularis

Midwater scorpionfish

Deepwater rockfish - S.

Smalleye dwarf snailfish

Acantholiparis caecus

Careproctus marginatus

Genioliparis kafanovi

Sargasso dwarf snailfish

Paraliparis skeliphrus

Tadpole liparid

Edentoliparis terraenovae

Blackmouth rockfish

Multipore dwarf snailfish

Stein's dwarf snailfish

Order Squaliformes

Etmopterus dislineatus - Reproduction is ovoviviparous.

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

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.

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.

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

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

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

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 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.

Lantern sharks - Reproduction is ovoviviparous.

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

Cylindrical lantern shark - Reproduction is presumed to be ovoviviparous.

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

Order Stephanoberyciformes

Melamphaes polylepis


Scopelogadus unispinis


Melamphaes eulepis


Poromitra gibbsi

Melamphaes spinifer

Melamphaes parini

Melamphaes laeviceps

Scopelogadus beanii

Poromitra unicornis



Melamphaes pumilus

Highsnout bigscale

Melamphaes hubbsi


Longjaw bigscale

Malacosarcus macrostoma


Little bigscale

Melamphaes leprus

Twospine bigscale

Melamphaes ebelingi

Abyssoberyx levisquamosus

Scopeloberyx microlepis

Large-headed midnight fish


Melamphaes macrocephalus

Melamphaes indicus

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

Slender bigscale




Order Stomiiformes


Aristostomias polydactylus

Astronesthes martensii

Leptostomias longibarba

Eustomias cryptobulbus

Eustomias pacificus

Scaleless dragonfish

Half-naked hatchetfish

Astronesthes lampara

Astronesthes indicus

Bathophilus irregularis

Bonapartia pedaliota

Scaleless dragonfish

Scaly dragonfish

Eustomias bulbornatus

Tentacle dragonfish

Eustomias micropterygius

Eustomias medusa


Eustomias vitiazi

Pacific blackdragon

Scaly dragonfish

Eustomias bimargaritoides

Thorophos nexilis

Astronesthes galapagensis

Chauliodus vasnetzovi - Viperfish

Bathophilus brevis


Highlight hatchetfish

Eustomias austratlanticus

Eustomias lanceolatus

Eustomias spherulifer

Bulldog lightfish

Photostomias goodyeari

Astronesthes chrysophekadion

Diplophos pacificus

Astronesthes tatyanae

Chauliodus dentatus

Yellow bristlemouth


Polyipnus meteori

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.

Eustomias ignotus

Eustomias quadrifilis

Photonectes gracilis

Eustomias patulus

Emperor seamount lightfish

Atlantic fangjaw

Heterophotus ophistoma

Eustomias digitatus

Aristostomias grimaldii



Eustomias contiguus

Melanostomias stewarti

Threelight dragonfish

Eustomias monoclonus

Argyripnus iridescens

Pacific hatchet fish

Borostomias pacificus

Astronesthes kreffti

Bathophilus pawneei

Scaleless dragonfish

Highfin dragonfish

Astronesthes haplophos

Stomias gracilis

Odontostomias masticopogon

Eustomias brevibarbatus

Melanostomias melanopogon

Eustomias metamelas

Araiophos eastropas

Yarrella argenteola

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

Ebeling's fangjaw


Eustomias bifilis

Scaleless dragonfish

Chauliodus pammelas

Bathophilus altipinnis

Astronesthes exsul

Eustomias ioani

Valenciennellus carlsbergi

Eustomias schiffi

Photonectes parvimanus

Maurolicus stehmanni

Eustomias albibulbus

Astronesthes atlanticus

Astronesthes splendida

Cyclothone pygmaea




Torpedo dragonfish

Eustomias gibbsi

Opostomias micripnus

Eustomias posti

Scaleless dragonfish

Maurolicus kornilovorum

Maurolicus australis

Leptostomias multifilis

Eustomias curtatus

Triplophos hemingi

Eustomias parini

Sladen's hatchet fish

Astronesthes leucopogon

Borostomias elucens

Astronesthes indopacificus

Bathophilus kingi

Eustomias minimus

Alcock's boafish

Slender snaggletooth

Eustomias cancriensis

Melanostomias nigroaxialis

Eustomias bituberoides

Scaleless dragonfish

Thysanactis dentex

Eustomias melanostigmoides

Bigeye lightfish

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.

Manducus maderensis

Sonoda paucilampa

Shortbarbel dragonfish


Scaleless black dragonfish

Sternoptyx pseudodiaphana

Eustomias bertelseni

Eustomias longiramis

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Eustomias tetranema



Astronesthes decoratus

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 trifibulatus

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

Astronesthes quasiindicus

Cyclothone parapallida

Eustomias radicifilis

Photonectes leucospilus

Polyipnus soelae

Maurolicus parvipinnis

Eustomias inconstans

Pachystomias microdon

Eustomias dispar

Eustomias paxtoni

Photonectes achirus

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

Maurolicus inventionis

Elongated bristlemouth fish

Aristostomias lunifer

Astronesthes macropogon

Deep-water bristlemouth

Scaleless dragonfish

Eustomias crossotus

Valdivia black dragon fish

Eustomias multifilis

Argyripnus pharos

Bathophilus proximus

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.

Panama snaggletooth

Astronesthes lamellosus

Bathophilus indicus

Astronesthes illuminatus

Stomias lampropeltis

Odontostomias micropogon

Eustomias bulbiramis

Melanostomias melanopogon

Eustomias micraster

Eustomias magnificus

Eustomias uniramis

Slender fangjaw

Black-belly dragonfish

Eustomias bimargaritatus

Thorophos euryops

Astronesthes formosana

Chauliodus schmidti

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.


Eustomias schmidti

Slim lightfish

Photostomias atrox

Maurolicus walvisensis

Sternoptyx obscura

Astronesthes bilobatus

Diplophos australis

Astronesthes tanibe

Cyclothone obscura


Polyipnus inermis

Maurolicus mucronatus

Grammatostomias flagellibarba

Arrow dragonfish

Eustomias hulleyi

Pitgum lanternfish

Eustomias problematicus

Photonectes caerulescens

Eustomias parri

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.

Maurolicus breviculus

Leptostomias robustus

Eustomias curtifilis

Pacific astronesthid fish

Benttooth bristlemouth

Eustomias cirritus

Melanostomias pollicifer

Eustomias monoclonoides

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

Lovely hatchetfish

Borostomias mononema

Astronesthes karsteni

Scaleless dragonfish

Astronesthes gudrunae


Stomias danae

Eustomias braueri

Melanostomias globulifer

Eustomias mesostenus

Margrethia valentinae

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.

Eustomias tomentosis


Chauliodus minimus

Astronesthes dupliglandis

Astronesthes similus

Slender bristlemouth

Eustomias satterleei

Photonectes margarita

Maurolicus rudjakovi

Eustomias aequatorialis

Eustomias interruptus

Eustomias elongatus

Eustomias pinnatus

Photonectes albipennis

Maurolicus javanicus

Gonostoma longipinnis

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


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.

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

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.

Rosy dory

False boarfish

Allocyttus guineensis

Stethopristes eos