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

Black sawtooth eel

Benthenchelys indicus

Dogface witch-eel

Crossthroat sawpalate

Labichthys yanoi

Avocettina paucipora

Duckbill oceanic eel

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

Leptocephalus bellottii

Serrivomer schmidti

Acromycter longipectoralis

Serrivomer danae

Avocettina acuticeps

Benthenchelys pacificus

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

Black saw-toothed eel

Bean's sawtooth eel

Chlopsis longidens

Bathymyrus echinorhynchus

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

Leptocephalus congroides

Serrivomer garmani

Labichthys carinatus

Avocettina bowersii

Saurenchelys taiwanensis

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

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.

Order Ateleopodiformes

Parateleopus microstomus

Order Aulopiformes

Slender barracudina

Uncisudis posteropelvis

Bigfin pearleye

Stemonosudis siliquiventer

Stemonosudis gracilis

Atlantic sabretooth

Lestidiops extrema

Scopelarchoides climax

Barracudina

Barracudina

Paperbones

Scopelosaurus mauli

Pearleye

Magnisudis indica

Atlantic barracudina

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

Ahliesaurus berryi

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

Uncisudis advena

Scopelarchoides nicholsi

Barracudina

Stemonosudis molesta

Strange pike smelt

Stemonosudis bullisi

Telescopefish

Longfin pearleye

Scopelosaurus craddocki

Evermannella ahlstromi

Japanese barracudina

Paralepis speciosa

Antarctic jonasfish

Lestidiops similis

Barracudina

Scopelarchus stephensi

Macroparalepis danae

Stemonosudis intermedia

Coccorella atrata

Lestidiops indopacifica

Scopelarchoides danae

Undistinguished sabretooth

Benthalbella elongata

Ahliesaurus brevis

Southern barracudina

Lestidium bigelowi

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

Lestidiops pacificus

Uncisudis longirostra

Scopelarchoides signifer

Macroparalepis nigra

Dolichosudis fuliginosa

Stemonosudis rothschildi

Stemonosudis elegans

Barracudina

Fierce pike smelt

Benthalbella macropinna

Scopelosaurus gibbsi

Evermannella megalops

Naked barracuda

Barracudina

Scopelarchoides kreffti

Macroparalepis longilateralis

Sharpchin barracudina

Barracudina

Chubby pearleye

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

White barracudina

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

Scopelosaurus adleri

Zugmayer's pearleye

Lestidium prolixum

Order Beryciformes

Flintperch

Aulotrachichthys prosthemius

Hoplostethus confinis

Paratrachichthys fernandezianus

Hoplostethus rifti

Slimy head

Hoplostethus fedorovi

Longwing spinyfin

Parinoberyx horridus

Hoplostethus tenebricus

Atlantic roughy

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 marisrubri

Hoplostethus crassispinus

Paratrachichthys sajademalensis

Hoplostethus rubellopterus

Hoplostethus metallicus

Hoplostethus fragilis

Aulotrachichthys latus

Hoplostethus abramovi

Diretmoides veriginae

Parmops echinatus

Paratrachichthys argyrophanus

Slimy head

Common fangtooth - While understandably named for their disproportionately large, fang-like teeth and unapproachable visage, fangtooths are actually quite small and harmless to humans: the larger of the two species, the common fangtooth, reaches a maximum length of just 16 centimetres ; the shortthorn fangtooth is about half this size.

Hoplostethus 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.

Parin's spiny fin

Hoplostethus shubnikovi

Hoplostethus mikhailini

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.

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

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.

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.

Apristurus internatus - Reproduction is oviparous.

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.

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.

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

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.

Order Cetomimiformes

Cetichthys parini

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

Ditropichthys storeri

Ataxolepis henactis

Procetichthys kreffti

Gyrinomimus myersi

Cetomimus kerdops

Savage's birdsnouted whalefish

Gyrinomimus bruuni

Cetomimus gillii

Gyrinomimus simplex

Parataeniophorus brevis

Cetomimus picklei

Cetichthys indagator

Ataxolepis apus

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

Vitiaziella cubiceps

Pink flabby whalefish

Whalefish

Danacetichthys galathenus

Festive ribbonfish

Parataeniophorus gulosus

Cetomimus teevani

Megalomycter teevani

Trunov southern cetomimid

Order Chimaeriformes

Gal

Hydrolagus lusitanicus

Order Gadiformes

Coelorinchus vityazae

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

Kumba musorstom

Kumba calvifrons

Blunt-nosed grenadier

Coryphaenoides semiscaber

Muraenolepis andriashevi

Gadomus capensis

Squalogadus modificatus

Naked snout rattail

Coryphaenoides mcmillani

Bighead grenadier

Dogtooth grenadier

Physiculus roseus

Sturgeon-like grenadier fish

Sphagemacrurus richardi

Bathygadus spongiceps

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

Bathypelagic rattail

Hymenocephalus aterrimus

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

Bluntsnout grenadier

Coelorinchus nazcaensis

Myers' grenadier

Tripterophycis svetovidovi

Coryphaenoides grahami

Gadella edelmanni

Physiculus parini

Pugnose grenadier

Roundhead grenadier

Large-eye grenadier

Dusky rattail

Globehead grenadier

Kumba punctulata

Striped codlet

Hymenocephalus striatulus

Macrouroides inflaticeps

Kumba gymnorhynchus

Bluntnose grenadier

Coryphaenoides spinulosus

Smallhead moray cod

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

Threadfin grenadier

Mediterranean grenadier

Carmine grenadier

Trachonurus sentipellis

Physiculus sazonovi

Slendertail grenadier

Physiculus longifilis

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.

Laemonema melanurum

Ventrifossa paxtoni

Berry's grenadier

Hymenocephalus barbatulus

Kumba maculisquama

Guttigadus nudicephalus

Kaiwi Channel grenadier

Coelorinchus trunovi

Nezumia cyrano

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.

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

Doublethread grenadier

Coryphaenoides macrolophus

Physiculus peregrinus

Sphagemacrurus pumiliceps

Coryphaenoides camurus

Patagonian codling

Grenadier fish

Whitson's grenadier

Arrowtail

Hymenocephalus antraeus

Kumba hebetata

Parin's grenadier

Coelorinchus melanosagmatus

Coryphaenoides striaturus

Coryphaenoides microps

Rhynchogadus hepaticus

Gadomus multifilis

Grenadier

Bristly grenadier

Gadella brocca

Physiculus therosideros

Fragile grenadier

Physiculus nigriscens

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

Narrowsnout grenadier

Finescale mora

Bighead mora

Echinomacrurus mollis

Order Lampriformes

Dealfish

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

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.

Taper-tail ribbonfish

Unicorn crestfish - The unicorn crestfish or unicornfish, Eumecichthys fiski, is a very rare, little-known species of crestfish in the family Lophotidae, and the only member of its genus.

Regalecus russelii

Southern ribbonfish

Scalloped ribbon fish - The scalloped ribbonfish, Zu cristatus, is a ribbonfish of the family Trachipteridae found circumglobally in all oceans, at depths down to 90 m.

Crested oarfish

Order Lophiiformes

Melanocetus rossi

Himantolophus compressus

Oneirodes haplonema

Ctenochirichthys longimanus

Acentrophryne longidens

Linophryne polypogon

Gigantactis gibbsi

Dolopichthys dinema

Himantolophus albinares

Oneirodes clarkei

Linophryne lucifer

Horned lantern fish - The horned lantern fish occurs in the Pacific Ocean from Baja California south to the Marquesas Islands and the Gulf of California.

Oneirodes appendixus

Rhynchactis macrothrix

Oneirodes schmidti

Linophryne coronata

Puck pinnata

Pacific footballfish

Oneirodes posti

Linophryne arcturi

Caulophryne pelagica

Gigantactis savagei

Smooth dreamer

Himantolophus melanolophus

Oneirodes mirus

Whalehead dreamer

Bufoceratias wedli

Phyllorhinichthys micractis - P.

Gigantactis macronema

Gigantactis herwigi

Dolopichthys pullatus

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

Linophryne parini

Gigantactis elsmani

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

Bulbous dreamer

Oneirodes thysanema

Linophryne escaramosa

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

Oneirodes sabex

Danaphryne nigrifilis

Linophryne bipennata

Gigantactis microphthalmus

Torpedo batfish

Himantolophus paucifilosus

Oneirodes pietschi

Linophryne andersoni

Himantolophus macroceratoides

Oneirodes melanocauda

Bufoceratias shaoi

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.

Dolopichthys jubatus

Himantolophus cornifer

Oneirodes heteronema

Linophryne quinqueramosa

Gigantactis golovani

Stargazing seadevil

Prickly anglerfish - The prickly anglerfish, Himantolophus appelii, is a footballfish of the family Himantolophidae, found around the world in the southern oceans , in deep water.

Oneirodes cristatus

Linophryne macrodon

Oneirodes theodoritissieri

Linophryne densiramus

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

Oneirodes basili

Rhynchactis microthrix

Oneirodes pterurus

Linophryne argyresca

Caulophryne pietschi

Cosmopolitan whipnose

Two-rod anglerfish

Gigantactis meadi

Smooth dreamer

Himantolophus multifurcatus

Oneirodes myrionemus

Lophodolos indicus

Linophryne trewavasae

Gigantactis ios

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

Himantolophus brevirostris

Oneirodes flagellifer

Triplewart seadevil

Acentrophryne dolichonema

Linophryne pennibarbata

Gigantactis gargantua

Murray's abyssal anglerfish

Bulbous dreamer

Robia legula

Oneirodes whitleyi

Linophryne indica

Photocorynus spiniceps - The known mature male individuals are 6.

Oneirodes anisacanthus

Rhynchactis leptonema

Oneirodes schistonema

Linophryne brevibarbata

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 .

Gigantactis paxtoni

Himantolophus mauli

Oneirodes micronema

Bufoceratias thele

Phyllorhinichthys balushkini - P.

Gigantactis longicirra

Gigantactis gracilicauda

Dolopichthys karsteni

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

Himantolophus crinitus

Oneirodes kreffti

Short-rod anglerfish

Linophryne racemifera

Linophryne maderensis

Gigantactis balushkini

Melanocetus eustalus

Himantolophus azurlucens

Oneirodes dicromischus

Tyrannophryne pugnax - The most distinctive feature of T.

Haplophryne triregium

Oneirodes bradburyae

Spiny dreamer

Linophryne digitopogon

Pentherichthys venustus

Chirophryne xenolophus

Gigantactis watermani

Oneirodes rosenblatti

Linophryne bicornis

Caulophryne polynema

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

Diceratias trilobus

Gigantactis microdontis

Chaenophryne ramifera

Plainchin dreamarm

Himantolophus nigricornis

Smooth anglerfish

Linophryne algibarbata

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

Order Myctophiformes

Gymnoscopelus braueri

Lanternfish

Metelectrona ahlstromi

Diaphus dahlgreni

Myctophum lychnobium

Diaphus similis

Lampanyctus simulator

Lanternfish

Diaphus arabicus

Reinhardt's lantern fish

Transparent lantern fish

Benoit's lanternfish

Parvilux boschmai

Lanternfish

Black lantern fish

Gonichthys barnesi

Large-scaled lantern fish

Brokenline lanternfish

Bigeye lanternfish

Highseas lampfish

Diaphus lucidus

Nannobrachium gibbsi

Lampadena yaquinae

Lanternfish

Chubby flashlightfish

Lanternfish

Topside lampfish

Lanternfish

Hudson's lanternfish

Lanternfish

Diaphus whitleyi

Myctophum orientale

Diaphus taaningi

Gymnoscopelus microlampas

Blue lanternfish

Diaphus ehrhorni

Short-headed lantern fish

Myctophum fissunovi

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.

Lampanyctus turneri

Slimtail lampfish

Symbolophorus rufinus

Andersen's lantern fish

Bolinichthys nikolayi

Lanternfish

Diaphus pallidus

Broadfin lampfish

Gonichthys venetus

Pig-headed lantern fish

Lampanyctus hubbsi

Lanternfish

Skinnycheek lanternfish

Spothead lantern fish

Nannobrachium indicum

Diaphus lobatus

Lanternfish

Nannobrachium cuprarium

Longfin lanternfish

Mirror lanterfish

Protomyctophum bolini

Electron subantarctic

Diaphus garmani

Doflein's false headlightfish

Spiny lantern fish

Diaphus trachops

Lanternfish

Smallfin lanternfish

Gymnoscopelus fraseri

Metelectrona ventralis

Diaphus dehaveni

Lantern fish

Lanternfish

Lanternfish

Bolin's lantern fish

Longfin lampfish

Taaningichthys minimus

Diaphus basileusi

Triphoturus oculeum

Gilbert's large lantern fish

Lanternfish

Hygophum bruuni

Diaphus nielseni

Nannobrachium phyllisae

Lanternfish

Neoscopelus microchir

Lanternfish

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.

Lanternfish

Hintonia candens

Mead's lanternfish

Lampanyctus

Spinytail lampfish

Protomyctophum gemmatum

Lanternfish

Protomyctophum andriashevi

Lobisomem

Diaphus jenseni

Nannobrachium bristori

Diaphus faustinoi

Spotted laternfish

Taaning's lantern fish

Lanternfish

Tarletonbeania taylori

Golden-nosed lantern fish

Myctophum indicum

Diaphus roei

Lampanyctus vadulus

Lanternfish

Diaphus antonbruuni

Lanternfish

Lantern fish

Diaphus parri

Nannobrachium wisneri

Krefftichthys anderssoni

Diaphus minax

Lanternfish

Lampanyctus iselinoides

Protomyctophum parallelum

Smallfin lanternfish

Thickhead lanternfish

Diaphus longleyi

Laura's lantern fish

Nannobrachium fernae

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.

Diaphus handi

Cocco's lantern fish

Lantern fish

Diaphus umbroculus

Lampadena dea

Diaphus subtilis

Garnet lanternfish

Gymnoscopelus hintonoides

Diaphus drachmanni

Pacific blackchin

Lanternfish

Lanternfish

Golden lanternfish

Lanternfish

Horned lanternfish

Lampanyctus tenuiformis

Taaningichthys paurolychnus

Diaphus aliciae

Popeye lampfish

Lanternfish

Diaphus ostenfeldi

Pinpoint lampfish

Slendertail lanternfish

Rakery beaconlamp

Evermann's lantern fish

Lanternfish

Protomyctophum luciferum

Spinycheek lanternfish

Diaphus megalops

Nannobrachium idostigma

Nannobrachium crypticum

Lampadena pontifex

Arctic telescope

Electrona antarctica

Japanese lanternfish

Diaphus kuroshio

Fragile lantern fish

Wisner's lantern fish

Diaphus thiollierei

Gymnoscopelus opisthopterus

Order Notacanthiformes

Halosaurus carinicauda

Aldrovandia rostrata

Bonapart's spiny eel

Halosaurus sinensis

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

Polyacanthonotus africanus

Halosaur

Notacanthus indicus

Halosaurus attenuatus

Aldrovandia oleosa

Longnose tapirfish

Halosaurus parvipennis

Order Ophidiiformes

Marshall slopebrotula

Barathronus diaphanus

Leucobrotula adipata

Violet cuskeel

Bony-eared assfish

Barathronus parfaiti

Thalassobathia nelsoni

Apagesoma delosommatus

Barathronus bicolor

Lamprogrammus niger

Parabrotula plagiophthalmus

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

Barathronus multidens

Aphyonus bolini

Brotulotaenia nielseni

Two-spined slopebrotula

Gunther's cuskeel

Nielsen's catetyx

Barathronus unicolor

Barathronus bruuni

Pelagic brotula

Apagesoma edentatum

Parabrotula tanseimaru

Brotulotaenia brevicauda

Bassozetus zenkevitchi

Barathronus pacificus

Aphyonus brevidorsalis

Alcockia rostrata

Brotulotaenia nigra

Barathrites parri

Order Osmeriformes

Normichthys herringi

Hairfin smooth-head

Rouleina euryops

Bathytroctes inspector

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

Nansenia longicauda

Bajacalifornia arcylepis

Nansenia ahlstromi

Dolichopteryx minuscula

Mentodus longirostris

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.

Sagamichthys gracilis

Binghamichthys aphos

Searsioides calvala

Legless searsid

Maulisia isaacsi

Pacific black smelt

Holtbyrnia intermedia

Agassiz' smooth-head

Bathylagus andriashevi

Palebelly searsid

Toothless smooth-head

Werner's smooth-head

Winteria telescopa

Asquamiceps hjorti

Nansenia tenuicauda

Bigeye smooth-head

Conocara kreffti

Madeiran smooth-head

Michael Sars smooth-head

Bathytroctes breviceps

Greenland argentine

Dolichopteryx trunovi

Softskin smooth-head

Krefft's smooth-head

Abyssal smooth-head

Mentodus eubranchus

Snubnose blacksmelt

Holtbyrnia ophiocephala

Bruce's argentine

Dolichopteryx binocularis

Maulisia acuticeps

Leptoderma lubricum

Bathylagus niger

Holtbyrnia conocephala

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.

Bathylagichthys longipinnis

Rouleina watasei

Bathytroctes squamosus

Starry smooth-head

Blackhead salmon

Murray's smooth-head

Brown slickhead

Multipore searsid

Conocara bertelseni

Deep-sea smelt

Threadfin slickhead

Rouleina guentheri

Bathytroctes macrognathus

Nansenia megalopa

Nansenia antarctica

Winged spookfish

Mentodus mesalirus

Barrel-eye

Mentodus bythios

California smoothtongue

Holtbyrnia laticauda

Schnakenbeck's searsid

Pectinantus parini

Searsioides multispinus

Leaf searsid

Longsnout blacksmelt

Smallscale searsid

Barbantus elongatus

Vaillant's smooth-head

Bathylagus borealis

Loosescale smooth-head

Bathylaco nielseni

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

Fanfin smooth-head

Smallscale smooth-head

Narcetes erimelas

Bajacalifornia microstoma

Longfin smooth-head

Rouleina nuda

Norman's smooth-head

Antillean smooth-head

Rouleina eucla

Bathytroctes elegans

Nansenia iberica

Bajacalifornia aequatoris

Robust blacksmelt

Dolichopteryx brachyrhynchus

Mentodus facilis

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

Koefoed's searsid

Palegold searsid

Pygmy argentine

Leptoderma retropinna

Blackchin blacksmelt

Teardrop tubeshoulder

Shining tubeshoulder

Bathylagoides argyrogaster

Salmon smooth-head

Bathytroctes zugmayeri

Asquamiceps caeruleus

Nansenia sanrikuensis

Bajacalifornia erimoensis

Normichthys yahganorum

Fiolenti's smooth-head

Threadfin smooth-head

Rouleina livida

Koefoed's smooth-head

Bluethroat argentine

Dolichopteryx rostrata

Mentodus perforatus

Mentodus crassus

Bathylagus tenuis

Streaklight tubeshoulder

Dolichopteryx anascopa

Leptoderma affinis

Ghost smelt

Bighead searsid

Matsuichthys aequipinnis

Boneythroat

Bluntsnout slickhead

Bathytroctes pappenheimi

Eared blacksmelt

Narcetes lloydi

Elongate smooth-head

Order Perciformes

Pseudoscopelus altipinnis

Bothrocara nyx

Seleniolycus laevifasciatus

Bigtooth eelpout

Kali macrodon

Sherborn's cardinalfish

Pseudoscopelus parini

Midwater eelpout

Cutlassfish

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 bothrorrhinos

Atlantic soft pout

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.

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

New Zealand ruffe

Stout slipskin

Kali parri

Plectranthias parini

Kali falx

Lycodapus derjugini

Bigmouth veilfin

Gaper

Pseudoscopelus scutatus

Tonga escolar

Melanostigma inexpectatum

Malakichthys barbatus

Pseudoscopelus microps

Pseudoscopelus aphos

Bathyclupea argentea

Longfin fathead

Seleniolycus pectoralis

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

Pale eelpout

Kali macrura

Atrobucca geniae

Black swallower

Howella zina

Lycenchelys imamurai

Barracuda cardinalfish

Malakichthys similis

Pseudoscopelus pierbartus

Melanostigma vitiazi

Paracaristius heemstrai

Dysalotus oligoscolus

Pseudoscopelus cephalus

Melanostigma bathium

Deepsea herring

Pachycara dolichaulus

Thinlip splitfin

African barrelfish

Stubraker sculpin

Plectranthias robertsi

Deepwater slipskin

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

Kali indica

Platyberyx opalescens

Silver splitfin

Howella parini

G

Pseudoscopelus stellatus

Pseudoscopelus obtusifrons

Melanostigma orientale

Malakichthys levis

Escolar

Pseudoscopelus astronesthidens

Bathyclupea gracilis

Aethotaxis mitopteryx pawsoni

Ariommid

Seleniolycus robertsi

Blue driftfish

Eumegistus brevorti

Lycodapus microchir

Kali normani

Plectranthias pallidus

Trewavas croaker

Ericandersonia sagamia - Ericandersonia sagamia is a newly-described eelpout of the family Zoarcidae, found in Sagami Bay, Japan, at depths of between 880 and 930 m.

Lycodapus

Kali colubrina

Caristius groenlandicus

Pseudoscopelus sagamianus

Paracaristius maderensis

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.

Bathyclupea megaceps

Order Pleuronectiformes

Smallmouth moonflounder

Bathysolea lactea

Deepwater sole

Order Polymixiiformes

Japanese beardfish

Order Saccopharyngiformes

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

Monognathus rosenblatti

Saccopharynx paucovertebratis

Monognathus jesperseni

Saccopharynx berteli

Monognathus bertini

Saccopharynx trilobatus

Monognathus ozawai

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.

Saccopharynx hjorti

Monognathus smithi

Saccopharynx ramosus

Monognathus jesse

Gulper

Monognathus boehlkei

Monognathus rajui

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

Monognathus isaacsi

Gulper eel

Monognathus berteli

Monognathus taningi

Saccopharynx thalassa

Monognathus nigeli

Saccopharynx harrisoni

Monognathus bruuni

Order Scorpaeniformes

Genioliparis kafanovi

Sargasso dwarf snailfish

Paraliparis skeliphrus

Tadpole liparid

Short-headed sculpin

Multipore dwarf snailfish

Blackmouth rockfish

Midwater scorpionfish

Stein's dwarf snailfish

Squaloliparis dentatus

Gelatinous dwarf snailfish

Careproctus marginatus

Marvelous dwarf snailfish

Genioliparis ferox

Notoliparis antonbruuni

Paraliparis carlbondi

Edentoliparis terraenovae

Icelus mandibularis

Acantholiparis caecus

Deepwater rockfish - S.

Smalleye dwarf snailfish

Order Squaliformes

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.

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.

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

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.

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

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.

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.

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.

Order Stephanoberyciformes

Ridgehead

Abyssoberyx levisquamosus

Little bigscale

Melamphaes leprus

Melamphaes ebelingi

Twospine bigscale

Large-headed midnight fish

Scopeloberyx microlepis

Ridgehead

Melamphaes macrocephalus

Melamphaes indicus

Ridgehead

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

Gibberfish

Ridgehead

Melamphaes polylepis

Ridgehead

Bigscale

Melamphaes eulepis

Scopelogadus unispinis

Bigscale

Poromitra gibbsi

Melamphaes spinifer

Melamphaes parini

Melamphaes laeviceps

Scopelogadus beanii

Poromitra unicornis

Bigscale

Ridgehead

Melamphaes pumilus

Highsnout bigscale

Melamphaes hubbsi

Longjaw bigscale

Malacosarcus macrostoma

Bigscale

Order Stomiiformes

Scaleless dragonfish

Eustomias inconstans

Pachystomias microdon

Half-naked hatchetfish

Eustomias radicifilis

Photonectes leucospilus

Astronesthes lampara

Polyipnus soelae

Maurolicus parvipinnis

Astronesthes indicus

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

Maurolicus inventionis

Elongated bristlemouth fish

Bathophilus irregularis

Eustomias dispar

Argyripnus iridescens

Eustomias paxtoni

Bonapartia pedaliota

Photonectes achirus

Araiophos eastropas

Eustomias multifilis

Astronesthes galapagensis

Chauliodus vasnetzovi - Viperfish

Bathophilus brevis

Scaleless dragonfish

Eustomias crossotus

Valdivia black dragon fish

Eustomias bulbiramis

Melanostomias melanopogon

Eustomias micraster

Astronesthes chrysophekadion

Diplophos pacificus

Astronesthes tatyanae

Chauliodus dentatus

Stomias lampropeltis

Odontostomias micropogon

Black-belly dragonfish

Eustomias bimargaritatus

Thorophos euryops

Yellow bristlemouth

Eustomias magnificus

Eustomias uniramis

Slender fangjaw

Snaggletooth

Aristostomias grimaldii

Eustomias schmidti

Slim lightfish

Photostomias atrox

Snaggletooth

Maurolicus walvisensis

Sternoptyx obscura

Eustomias australensis

Bristlemouth

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

Constellationfish

Eustomias hulleyi

Pitgum lanternfish

Pacific hatchet fish

Eustomias problematicus

Borostomias pacificus

Photonectes caerulescens

Astronesthes kreffti

Polyipnus inermis

Maurolicus mucronatus

Grammatostomias flagellibarba

Arrow dragonfish

Bathophilus pawneei

Scaleless dragonfish

Highfin dragonfish

Leptostomias robustus

Eustomias curtifilis

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.

Astronesthes haplophos

Maurolicus breviculus

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

Chauliodus pammelas

Bathophilus altipinnis

Eustomias cirritus

Melanostomias pollicifer

Eustomias monoclonoides

Astronesthes exsul

Eustomias mesostenus

Astronesthes atlanticus

Margrethia valentinae

Astronesthes splendida

Stomias danae

Eustomias braueri

Melanostomias globulifer

Cyclothone pygmaea

Eustomias bibulboides

Bristlemouth

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.

Loosejaw

Eustomias tomentosis

Ichthyococcus parini

Snaggletooth

Maurolicus rudjakovi

Eustomias aequatorialis

Eustomias interruptus

Sladen's hatchet fish

Eustomias satterleei

Photonectes margarita

Astronesthes leucopogon

Borostomias elucens

Photonectes albipennis

Astronesthes indopacificus

Maurolicus javanicus

Gonostoma longipinnis

Bathophilus kingi

Eustomias elongatus

Argyripnus pharos

Eustomias pinnatus

Eustomias pacificus

Snaggletooth

Scaleless black dragonfish

Leptostomias longibarba

Eustomias cryptobulbus

Scaly dragonfish

Eustomias bulbornatus

Tentacle dragonfish

Eustomias micropterygius

Astronesthes decoratus

Scaleless dragonfish

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

Scaly dragonfish

Eustomias bimargaritoides

Thorophos nexilis

Cyclothone parapallida

Eustomias medusa

Hatchetfish

Eustomias vitiazi

Pacific blackdragon

Aristostomias lunifer

Eustomias spherulifer

Bulldog lightfish

Photostomias goodyeari

Astronesthes macropogon

Pearlside

Highlight hatchetfish

Eustomias austratlanticus

Deep-water bristlemouth

Eustomias lanceolatus

Bathophilus proximus

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

Panama snaggletooth

Photonectes gracilis

Astronesthes lamellosus

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.

Emperor seamount lightfish

Atlantic fangjaw

Bathophilus indicus

Heterophotus ophistoma

Eustomias digitatus

Eustomias patulus

Astronesthes illuminatus

Astronesthes formosana

Chauliodus schmidti

Longfin dragonfish

Eustomias contiguus

Melanostomias stewarti

Threelight dragonfish

Eustomias monoclonus

Eustomias metamelas

Yarrella argenteola

Astronesthes bilobatus

Diplophos australis

Astronesthes tanibe

Stomias gracilis

Odontostomias masticopogon

Eustomias brevibarbatus

Melanostomias melanopogon

Eustomias bifilis

Cyclothone obscura

Scaleless dragonfish

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

Snaggletooth

G

Pacific astronesthid fish

Maurolicus stehmanni

Eustomias albibulbus

Benttooth bristlemouth

Eustomias ioani

Valenciennellus carlsbergi

Eustomias schiffi

Photonectes parvimanus

Lovely hatchetfish

Eustomias posti

Borostomias mononema

Scaleless dragonfish

Astronesthes karsteni

Maurolicus kornilovorum

Torpedo dragonfish

Scaleless dragonfish

Eustomias gibbsi

Opostomias micripnus

Leptostomias multifilis

Eustomias curtatus

Triplophos hemingi

Eustomias parini

Astronesthes gudrunae

Maurolicus australis

Sparing

Astronesthes

Chauliodus minimus

Alcock's boafish

Slender snaggletooth

Eustomias cancriensis

Melanostomias nigroaxialis

Eustomias minimus

Astronesthes dupliglandis

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

Astronesthes similus

Shortbarbel dragonfish

Eustomias bituberoides

Scaleless dragonfish

Thysanactis dentex

Slender bristlemouth

Eustomias melanostigmoides

Bigeye lightfish

Garrick

Eustomias longiramis

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Aristostomias polydactylus

Eustomias tetranema

Lightfish

Loosejaw

Astronesthes martensii

Sternoptyx pseudodiaphana

Eustomias bertelseni

Order Tetraodontiformes

Atrophacanthus japonicus

Triacanthodes intermedius

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

Order Zeiformes

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

False boarfish

Stethopristes eos

Rosy dory

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

Neocyttus

Allocyttus guineensis

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.