Bathypelagic fish - Fish living in the bathypelagic environment

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

Order Anguilliformes

Duckbill oceanic eel

Serrivomer garmani

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

Avocettina bowersii

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.

Acromycter longipectoralis

Avocettina paucipora

Leptocephalus congroides

Labichthys carinatus

Serrivomer schmidti

Nessorhamphus danae

Saurenchelys taiwanensis

Serrivomer danae

Nemichthys larseni

Benthenchelys pacificus

Black saw-toothed eel

Bean's sawtooth eel

Dogface witch-eel

Bathymyrus echinorhynchus

Labichthys yanoi

Order Ateleopodiformes

Parateleopus microstomus

Order Aulopiformes

Telescopefish

Scopelarchoides kreffti

Macroparalepis longilateralis

Evermannella ahlstromi

Sharpchin barracudina

Japanese barracudina

Lestidiops similis

Barracudina

Coccorella atrata

Lestidiops indopacifica

Zugmayer's pearleye

Scopelarchoides danae

Scopelosaurus adleri

Ahliesaurus berryi

Bigfin pearleye

Stemonosudis siliquiventer

Stemonosudis gracilis

Barracudina

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

Antarctic jonasfish

Lestidium bigelowi

Barracudina

Paralepis speciosa

Paperbones

Uncisudis longirostra

Scopelosaurus mauli

Lestidiops pacificus

Barracudina

Pearleye

Magnisudis indica

Scopelarchoides nicholsi

Barracudina

Undistinguished sabretooth

Evermannella megalops

Stemonosudis molesta

Naked barracuda

Stemonosudis bullisi

Barracudina

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

Scopelosaurus craddocki

Barracudina

Chubby pearleye

Longfin pearleye

Ahliesaurus brevis

White barracudina

Scopelarchus stephensi

Macroparalepis danae

Stemonosudis intermedia

Lestidium prolixum

Uncisudis posteropelvis

Slender barracudina

Atlantic sabretooth

Lestidiops extrema

Benthalbella elongata

Scopelarchoides climax

Southern barracudina

Scopelarchoides signifer

Macroparalepis nigra

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

Dolichosudis fuliginosa

Stemonosudis rothschildi

Stemonosudis elegans

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

Atlantic barracudina

Fierce pike smelt

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

Uncisudis advena

Scopelosaurus gibbsi

Strange pike smelt

Benthalbella macropinna

Order Beryciformes

Slimy head

Hoplostethus melanopterus

Hoplostethus druzhinini

Paratrachichthys fernandezianus

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

Parinoberyx horridus

Flintperch

Hoplostethus confinis

Hoplostethus rifti

Aulotrachichthys latus

Slimy head

Hoplostethus fedorovi

Paratrachichthys sajademalensis

Longwing spinyfin

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 tenebricus

Atlantic roughy

Hoplostethus marisrubri

Parmops echinatus

Hoplostethus crassispinus

Paratrachichthys argyrophanus

Hoplostethus rubellopterus

Aulotrachichthys prosthemius

Hoplostethus metallicus

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 fragilis

Hoplostethus abramovi

Diretmoides veriginae

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.

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.

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.

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.

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.

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

Order Cetomimiformes

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

Savage's birdsnouted whalefish

Cetomimus gillii

Megalomycter teevani

Cetomimus picklei

Ditropichthys storeri

Cetichthys indagator

Gyrinomimus myersi

Ataxolepis apus

Parataeniophorus brevis

Vitiaziella cubiceps

Pink flabby whalefish

Whalefish

Gyrinomimus bruuni

Danacetichthys galathenus

Festive ribbonfish

Cetomimus teevani

Cetichthys parini

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

Gyrinomimus simplex

Ataxolepis henactis

Parataeniophorus gulosus

Procetichthys kreffti

Cetomimus kerdops

Trunov southern cetomimid

Order Chimaeriformes

Hydrolagus lusitanicus

Gal

Order Gadiformes

Tripterophycis svetovidovi

Grenadier fish

Myers' grenadier

Gadella edelmanni

Coryphaenoides grahami

Arrowtail

Whitson's grenadier

Physiculus parini

Large-eye grenadier

Hymenocephalus antraeus

Globehead grenadier

Kumba punctulata

Smallhead moray cod

Coryphaenoides spinulosus

Bluntnose grenadier

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

Kumba gymnorhynchus

Bluntsnout grenadier

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

Threadfin grenadier

Echinomacrurus mollis

Mediterranean grenadier

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

Trachonurus sentipellis

Physiculus sazonovi

Carmine 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.

Shortbeard grenadier

Roundhead grenadier

Naked snout rattail

Laemonema melanurum

Ventrifossa paxtoni

Squalogadus modificatus

Berry's grenadier

Kumba maculisquama

Sturgeon-like grenadier fish

Coelorinchus trunovi

Sphagemacrurus richardi

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.

Nezumia cyrano

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

Bathygadus spongiceps

Doublethread grenadier

Coryphaenoides macrolophus

Physiculus peregrinus

Coryphaenoides camurus

Hymenocephalus aterrimus

Physiculus longifilis

Patagonian codling

Kumba hebetata

Kaiwi Channel grenadier

Coelorinchus melanosagmatus

Pugnose grenadier

Coryphaenoides striaturus

Dusky rattail

Gadomus multifilis

Coryphaenoides microps

Rhynchogadus hepaticus

Gadella brocca

Grenadier

Hymenocephalus striatulus

Striped codlet

Bristly grenadier

Physiculus therosideros

Macrouroides inflaticeps

Fragile grenadier

Narrowsnout grenadier

Finescale mora

Bighead mora

Kumba musorstom

Slendertail grenadier

Coelorinchus vityazae

Muraenolepis andriashevi

Coryphaenoides semiscaber

Blunt-nosed grenadier

Kumba calvifrons

Parin's grenadier

Gadomus capensis

Coryphaenoides mcmillani

Guttigadus nudicephalus

Physiculus roseus

Bighead grenadier

Hymenocephalus barbatulus

Dogtooth grenadier

Physiculus nigriscens

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

Order Lampriformes

Taper-tail ribbonfish

Crested oarfish

Regalecus russelii

Southern 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.

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.

Dealfish

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

Order Lophiiformes

Linophryne escaramosa

Bufoceratias thele

Himantolophus mauli

Oneirodes clarkei

Oneirodes appendixus

Dolopichthys karsteni

Oneirodes schmidti

Linophryne bipennata

Danaphryne nigrifilis

Acentrophryne longidens

Linophryne racemifera

Pietschichthys horridus

Himantolophus crinitus

Linophryne maderensis

Himantolophus azurlucens

Oneirodes posti

Gigantactis microphthalmus

Linophryne andersoni

Melanocetus eustalus

Phyllorhinichthys micractis - P.

Haplophryne triregium

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

Oneirodes mirus

Gigantactis longicauda

Oneirodes luetkeni

Gigantactis golovani

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

Himantolophus nigricornis

Diceratias trilobus

Linophryne macrodon

Stargazing seadevil

Nightmare dreamer

Himantolophus macroceras

Bulbous dreamer

Rhynchactis microthrix

Oneirodes thysanema

Linophryne densiramus

Oneirodes sabex

Cosmopolitan whipnose

Linophryne argyresca

Melanocetus rossi

Linophryne polypogon

Caulophryne pietschi

Himantolophus compressus

Oneirodes alius

Dolopichthys dinema

Gigantactis meadi

Himantolophus albinares

Smooth dreamer

Oneirodes pietschi

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

Oneirodes melanocauda

Gigantactis ios

Pacific footballfish

Oneirodes heteronema

Gigantactis gargantua

Triplewart seadevil

Oneirodes cristatus

Robia legula

Linophryne indica

Bufoceratias wedli

Whalehead dreamer

Himantolophus melanolophus

Himantolophus danae

Oneirodes basili

Dolopichthys pullatus

Rhynchactis leptonema

Oneirodes theodoritissieri

Linophryne brevibarbata

Linophryne sexfilis

Linophryne parini

Himantolophus borealis

Oneirodes pterurus

Gigantactis paxtoni

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 .

Oneirodes myrionemus

Gigantactis longicirra

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

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

Oneirodes macronema

Gigantactis gracilicauda

Short-rod anglerfish

Torpedo batfish

Tyrannophryne pugnax - The most distinctive feature of T.

Himantolophus paucifilosus

Oneirodes flagellifer

Gigantactis balushkini

Photocorynus spiniceps - The known mature male individuals are 6.

Himantolophus macroceratoides

Chirophryne xenolophus

Bulbous dreamer

Oneirodes whitleyi

Linophryne digitopogon

Bufoceratias shaoi

Oneirodes anisacanthus

Dolopichthys jubatus

Oneirodes schistonema

Gigantactis watermani

Linophryne bicornis

Acentrophryne dolichonema

Linophryne quinqueramosa

Caulophryne polynema

Himantolophus cornifer

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

Chaenophryne ramifera

Plainchin dreamarm

Gigantactis microdontis

Linophryne algibarbata

Oneirodes plagionema

Phyllorhinichthys balushkini - P.

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

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

Oneirodes micronema

Gigantactis kreffti

Oneirodes kreffti

Gigantactis gibbsi

Ctenochirichthys longimanus

Himantolophus multifurcatus

Two-rod anglerfish

Linophryne lucifer

Lophodolos indicus

Oneirodes dicromischus

Linophryne trewavasae

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.

Atlantic footballfish

Oneirodes bradburyae

Rhynchactis macrothrix

Spiny dreamer

Linophryne coronata

Pentherichthys venustus

Linophryne pennibarbata

Caulophryne pelagica

Himantolophus brevirostris

Puck pinnata

Oneirodes rosenblatti

Gigantactis savagei

Linophryne arcturi

Murray's abyssal anglerfish

Smooth anglerfish

Gigantactis macronema

Smooth dreamer

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

Oneirodes macrosteus

Gigantactis herwigi

Himantolophus pseudalbinares

Oneirodes haplonema

Gigantactis elsmani

Order Myctophiformes

Gonichthys venetus

Andersen's lantern fish

Cocco's lantern fish

Diaphus handi

Slimtail lampfish

Diaphus umbroculus

Broadfin lampfish

Nannobrachium indicum

Garnet lanternfish

Parvilux boschmai

Gymnoscopelus hintonoides

Diaphus drachmanni

Pig-headed lantern fish

Pacific blackchin

Lampanyctus hubbsi

Diaphus subtilis

Lanternfish

Lanternfish

Mirror lanterfish

Lanternfish

Protomyctophum bolini

Nannobrachium cuprarium

Taaningichthys paurolychnus

Lanternfish

Diaphus ostenfeldi

Topside lampfish

Spiny lantern fish

Lanternfish

Popeye lampfish

Evermann's lantern fish

Spinycheek lanternfish

Metelectrona ventralis

Diaphus megalops

Lantern fish

Longfin lampfish

Electrona antarctica

Diaphus basileusi

Diaphus kuroshio

Gymnoscopelus opisthopterus

Triphoturus oculeum

Fragile lantern fish

Lanternfish

Diaphus thiollierei

Nannobrachium phyllisae

Lanternfish

Neoscopelus microchir

Gilbert's large lantern fish

Gymnoscopelus braueri

Diaphus dahlgreni

Spinytail lampfish

Diaphus similis

Protomyctophum gemmatum

Lampanyctus

Nannobrachium bristori

Reinhardt's lantern fish

Lanternfish

Lanternfish

Transparent lantern fish

Protomyctophum andriashevi

Lanternfish

Spotted laternfish

Benoit's lanternfish

Diaphus lucidus

Myctophum indicum

Lampanyctus vadulus

Chubby flashlightfish

Nannobrachium wisneri

Diaphus antonbruuni

Krefftichthys anderssoni

Hudson's lanternfish

Lanternfish

Diaphus whitleyi

Lampanyctus iselinoides

Diaphus taaningi

Protomyctophum parallelum

Lanternfish

Blue lanternfish

Gymnoscopelus microlampas

Diaphus ehrhorni

Short-headed lantern fish

Lampadena urophaos atlantica

Diaphus richardsoni

Protomyctophum chilense

Nannobrachium fernae

Lanternfish

Bolinichthys nikolayi

Symbolophorus rufinus

Lampadena dea

Diaphus pallidus

Lobisomem

Lantern fish

Lanternfish

Skinnycheek lanternfish

Spothead lantern fish

Lanternfish

Diaphus lobatus

Horned lanternfish

Golden lanternfish

Lampanyctus tenuiformis

Longfin lanternfish

Electron subantarctic

Doflein's false headlightfish

Diaphus garmani

Rakery beaconlamp

Diaphus trachops

Pinpoint lampfish

Slendertail lanternfish

Diaphus aliciae

Nannobrachium idostigma

Smallfin lanternfish

Gymnoscopelus fraseri

Diaphus dehaveni

Lanternfish

Lanternfish

Protomyctophum luciferum

Lampadena pontifex

Bolin's lantern fish

Arctic telescope

Nannobrachium crypticum

Lanternfish

Taaningichthys minimus

Diaphus nielseni

Wisner's lantern fish

Hygophum bruuni

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.

Metelectrona ahlstromi

Mead's lanternfish

Hintonia candens

Myctophum lychnobium

Lanternfish

Lanternfish

Lampanyctus simulator

Diaphus arabicus

Diaphus jenseni

Lanternfish

Highseas lampfish

Diaphus faustinoi

Brokenline lanternfish

Taaning's lantern fish

Bigeye lanternfish

Black lantern fish

Gonichthys barnesi

Large-scaled lantern fish

Tarletonbeania taylori

Golden-nosed lantern fish

Lampadena yaquinae

Diaphus roei

Lanternfish

Nannobrachium gibbsi

Lantern fish

Lanternfish

Lanternfish

Diaphus parri

Japanese lanternfish

Lanternfish

Lanternfish

Diaphus minax

Myctophum orientale

Thickhead lanternfish

Smallfin lanternfish

Laura's lantern fish

Diaphus longleyi

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.

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.

Order Notacanthiformes

Halosaurus parvipennis

Bonapart's spiny eel

Aldrovandia rostrata

Polyacanthonotus africanus

Halosaurus carinicauda

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

Notacanthus indicus

Halosaurus sinensis

Longnose tapirfish

Halosaur

Aldrovandia oleosa

Halosaurus attenuatus

Order Ophidiiformes

Pelagic brotula

Alcockia rostrata

Barathronus bruuni

Brotulotaenia brevicauda

Apagesoma delosommatus

Bassozetus zenkevitchi

Lamprogrammus niger

Barathronus pacificus

Barathrites parri

Brotulotaenia nigra

Bony-eared assfish

Aphyonus bolini

Parabrotula plagiophthalmus

Two-spined slopebrotula

Barathronus diaphanus

Violet cuskeel

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

Nielsen's catetyx

Apagesoma edentatum

Barathronus parfaiti

Barathronus bicolor

Thalassobathia nelsoni

Aphyonus brevidorsalis

Parabrotula tanseimaru

Marshall slopebrotula

Barathronus multidens

Brotulotaenia nielseni

Leucobrotula adipata

Gunther's cuskeel

Barathronus unicolor

Order Osmeriformes

Mirrorbelly - The 'mirrorbelly' or 'barreleye' is a barreleye of the genus Opisthoproctus, is found in most deep tropical and subtropical oceans and seas, from depths of 200 to 2,000 m.

Mentodus eubranchus

Bruce's argentine

Abyssal smooth-head

Bathytroctes zugmayeri

Leptoderma lubricum

Koefoed's smooth-head

Threadfin smooth-head

Bajacalifornia erimoensis

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

Streaklight tubeshoulder

Dolichopteryx anascopa

Murray's smooth-head

Bathylagus tenuis

Blackhead salmon

Rouleina watasei

Nansenia megalopa

Rouleina guentheri

Bighead searsid

Matsuichthys aequipinnis

Conocara bertelseni

Ghost smelt

Boneythroat

Nansenia antarctica

Mentodus mesalirus

Mentodus bythios

Eared blacksmelt

Leaf searsid

Bathytroctes pappenheimi

Schnakenbeck's searsid

Hairfin smooth-head

Bajacalifornia arcylepis

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

Vaillant's smooth-head

Bathytroctes inspector

Fanfin smooth-head

Dolichopteryx minuscula

Fangtooth smooth-head

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

Norman's smooth-head

Searsioides calvala

Holtbyrnia intermedia

Maulisia isaacsi

Longfin smooth-head

Pacific black smelt

Narcetes erimelas

Rouleina nuda

Binghamichthys aphos

Starry smooth-head

Palebelly searsid

Multipore searsid

Robust blacksmelt

Bathylagus andriashevi

Nansenia iberica

Rouleina eucla

Toothless smooth-head

Barrel-eye

Mentodus facilis

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

Leptoderma retropinna

Michael Sars smooth-head

Pygmy argentine

Shining tubeshoulder

Pectinantus parini

Bigeye smooth-head

Dolichopteryx trunovi

Bathytroctes breviceps

Krefft's smooth-head

Asquamiceps caeruleus

Holtbyrnia ophiocephala

Dolichopteryx binocularis

Salmon smooth-head

Snubnose blacksmelt

Holtbyrnia conocephala

Maulisia acuticeps

Fiolenti's smooth-head

Bathylagus niger

Nansenia sanrikuensis

Rouleina livida

Mentodus perforatus

Bathylagichthys longipinnis

Bluethroat argentine

Mentodus crassus

Bathytroctes squamosus

Leptoderma affinis

Bathytroctes macrognathus

Deep-sea smelt

Threadfin slickhead

Brown slickhead

Winged spookfish

Searsioides multispinus

Holtbyrnia laticauda

Smallscale searsid

Longsnout blacksmelt

Elongate smooth-head

California smoothtongue

Narcetes lloydi

Bluntsnout slickhead

Barbantus elongatus

Normichthys yahganorum

Bathylagus borealis

Nansenia longicauda

Rouleina euryops

Bathylaco nielseni

Nansenia ahlstromi

Loosescale smooth-head

Mentodus longirostris

Legless searsid

Bajacalifornia microstoma

Smallscale smooth-head

Sagamichthys gracilis

Bajacalifornia aequatoris

Agassiz' smooth-head

Bathytroctes elegans

Antillean smooth-head

Winteria telescopa

Asquamiceps hjorti

Dolichopteryx brachyrhynchus

Werner's smooth-head

Koefoed's searsid

Teardrop tubeshoulder

Palegold searsid

Conocara kreffti

Blackchin blacksmelt

Nansenia tenuicauda

Madeiran smooth-head

Normichthys herringi

Bathylagoides argyrogaster

Greenland argentine

Softskin smooth-head

Order Perciformes

Melanostigma orientale

New Zealand ruffe

Kali parri

Plectranthias parini

Malakichthys levis

Kali falx

Bathyclupea gracilis

Tonga escolar

Bigmouth veilfin

Gaper

Seleniolycus robertsi

Pseudoscopelus scutatus

Eumegistus brevorti

Lycodapus microchir

Pseudoscopelus microps

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.

Longfin fathead

Cocoa snapper

Lycodapus

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

Tasmanian ruffe

Kali macrura

Black swallower

Bathyclupea megaceps

Atrobucca geniae

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.

Bothrocara nyx

Pseudoscopelus pierbartus

Seleniolycus laevifasciatus

Bigtooth eelpout

Pseudoscopelus cephalus

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.

Midwater eelpout

African barrelfish

Plectranthias robertsi

Malakichthys mochizuki

Bathyclupea hoskynii

Silver splitfin

Atlantic soft pout

Kali indica

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

Platyberyx opalescens

G

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

Escolar

Stout slipskin

Pseudoscopelus obtusifrons

Ariommid

Pseudoscopelus astronesthidens

Paracaristius heemstrai

Lycodapus derjugini

Blue driftfish

Pachycara dolichaulus

Kali normani

Plectranthias pallidus

Malakichthys barbatus

Trewavas croaker

Melanostigma inexpectatum

Kali colubrina

Bathyclupea argentea

Seleniolycus pectoralis

Pseudoscopelus sagamianus

Pale eelpout

Pseudoscopelus lavenbergi

Lycenchelys imamurai

Pseudoscopelus altipinnis

Barracuda cardinalfish

Howella zina

Malakichthys similis

Melanostigma vitiazi

Aethotaxis mitopteryx pawsoni

Kali macrodon

Deepsea herring

Dysalotus oligoscolus

Melanostigma bathium

Thinlip splitfin

Cutlassfish

Stubraker sculpin

Pseudoscopelus parini

Deepwater slipskin

Pseudoscopelus bothrorrhinos

Paracaristius maderensis

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

Order Pleuronectiformes

Smallmouth moonflounder

Deepwater sole

Bathysolea lactea

Order Polymixiiformes

Japanese beardfish

Order Saccopharyngiformes

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

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

Saccopharynx ramosus

Monognathus jesse

Gulper

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

Gulper eel

Monognathus berteli

Monognathus taningi

Saccopharynx thalassa

Monognathus nigeli

Monognathus bruuni

Saccopharynx harrisoni

Monognathus rosenblatti

Monognathus jesperseni

Saccopharynx paucovertebratis

Saccopharynx berteli

Monognathus bertini

Order Scorpaeniformes

Multipore dwarf snailfish

Edentoliparis terraenovae

Icelus mandibularis

Paraliparis skeliphrus

Deepwater rockfish - S.

Stein's dwarf snailfish

Gelatinous dwarf snailfish

Genioliparis ferox

Marvelous dwarf snailfish

Blackmouth rockfish

Smalleye dwarf snailfish

Midwater scorpionfish

Notoliparis antonbruuni

Squaloliparis dentatus

Paraliparis carlbondi

Sargasso dwarf snailfish

Genioliparis kafanovi

Careproctus marginatus

Acantholiparis caecus

Tadpole liparid

Short-headed sculpin

Order Squaliformes

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.

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.

Etmopterus pseudosqualiolus - The false lanternshark, Etmopterus pseudosqualiolus, is a shark of the family Dalatiidae found in the western Pacific from the Norfolk Ridge and Lord Howe Ridge off New Caledonia.

Etmopterus dianthus - Reproduction is ovoviviparous.

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

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.

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

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.

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.

Order Stephanoberyciformes

Scopelogadus beanii

Bigscale

Abyssoberyx levisquamosus

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

Gibberfish

Melamphaes hubbsi

Longjaw bigscale

Malacosarcus macrostoma

Ridgehead

Poromitra gibbsi

Little bigscale

Melamphaes leprus

Melamphaes ebelingi

Twospine bigscale

Scopeloberyx microlepis

Ridgehead

Poromitra unicornis

Melamphaes macrocephalus

Ridgehead

Melamphaes indicus

Ridgehead

Slender bigscale

Ridgehead

Bigscale

Melamphaes polylepis

Ridgehead

Bigscale

Melamphaes eulepis

Scopelogadus unispinis

Bigscale

Melamphaes spinifer

Large-headed midnight fish

Melamphaes parini

Melamphaes laeviceps

Order Stomiiformes

Ichthyococcus polli

Eustomias bifilis

Photonectes achirus

Eustomias curtifilis

Eustomias parri

Scaleless dragonfish

Ebeling's fangjaw

Astronesthes haplophos

Leptostomias robustus

G

Astronesthes exsul

Maurolicus stehmanni

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

Eustomias albibulbus

Eustomias cirritus

Melanostomias pollicifer

Eustomias monoclonoides

Chauliodus pammelas

Eustomias braueri

Torpedo dragonfish

Melanostomias globulifer

Eustomias mesostenus

Scaleless dragonfish

Odontostomias micropogon

Astronesthes atlanticus

Maurolicus kornilovorum

Astronesthes splendida

Cyclothone pygmaea

Borostomias mononema

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.

Sparing

Loosejaw

Eustomias tomentosis

Maurolicus australis

Snaggletooth

Bristlemouth

Astronesthes leucopogon

Alcock's boafish

Photostomias atrox

Eustomias interruptus

Sladen's hatchet fish

Eustomias satterleei

Argyripnus pharos

Eustomias pinnatus

Manducus maderensis

Sonoda paucilampa

Astronesthes indopacificus

Shortbarbel 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.

Scaleless dragonfish

Eustomias bituberoides

Thysanactis dentex

Eustomias elongatus

Pitgum lanternfish

Photonectes caerulescens

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.

Eustomias cryptobulbus

Eustomias pacificus

Snaggletooth

Leptostomias longibarba

Sternoptyx pseudodiaphana

Lightfish

Eustomias bertelseni

Astronesthes trifibulatus

Eustomias bulbornatus

Tentacle dragonfish

Eustomias micropterygius

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

Scaleless dragonfish

Astronesthes decoratus

Scaleless dragonfish

Maurolicus parvipinnis

Eustomias vitiazi

Maurolicus inventionis

Astronesthes quasiindicus

Cyclothone parapallida

Bonapartia pedaliota

Eustomias medusa

Hatchetfish

Bathophilus irregularis

Eustomias lanceolatus

Bathophilus brevis

Aristostomias lunifer

Eustomias spherulifer

Astronesthes macropogon

Deep-water bristlemouth

Photonectes margarita

Eustomias ignotus

Polyipnus meteori

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

Astronesthes illuminatus

Black-belly dragonfish

Atlantic fangjaw

Eustomias bimargaritatus

Thorophos euryops

Photonectes albipennis

Eustomias digitatus

Eustomias patulus

Slender fangjaw

Eustomias monoclonus

Chauliodus schmidti

Astronesthes formosana

Maurolicus walvisensis

Sternoptyx obscura

Slim lightfish

Eustomias australensis

Eustomias contiguus

Melanostomias stewarti

Threelight dragonfish

Eustomias brevibarbatus

Grammatostomias flagellibarba

Melanostomias melanopogon

Eustomias metamelas

Yarrella argenteola

Bathophilus pawneei

Astronesthes bilobatus

Maurolicus mucronatus

Astronesthes tanibe

Borostomias pacificus

Arrow dragonfish

Snaggletooth

Cyclothone obscura

Scaleless dragonfish

Highfin 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.

Maurolicus breviculus

Eustomias schiffi

Pacific astronesthid fish

Benttooth bristlemouth

Photostomias goodyeari

Eustomias ioani

Valenciennellus carlsbergi

Bathophilus altipinnis

Eustomias gibbsi

Lovely hatchetfish

Eustomias posti

Margrethia valentinae

Astronesthes karsteni

Stomias danae

Photonectes gracilis

Eustomias curtatus

Triplophos hemingi

Eustomias parini

Astronesthes gudrunae

Leptostomias multifilis

Ichthyococcus parini

Eustomias bibulboides

Astronesthes dupliglandis

Maurolicus rudjakovi

Slender snaggletooth

Astronesthes

Eustomias aequatorialis

Eustomias cancriensis

Melanostomias nigroaxialis

Eustomias minimus

Chauliodus minimus

Eustomias melanostigmoides

Bigeye lightfish

Bathophilus kingi

Maurolicus javanicus

Astronesthes similus

Slender bristlemouth

Borostomias elucens

Odontostomias masticopogon

Eustomias longiramis

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Scaleless black dragonfish

Aristostomias polydactylus

Eustomias tetranema

Astronesthes martensii

Garrick

Photonectes parvimanus

Eustomias inconstans

Polyipnus soelae

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

Argyripnus iridescens

Eustomias paxtoni

Astronesthes indicus

Scaly dragonfish

Elongated bristlemouth fish

Pacific blackdragon

Eustomias bimargaritoides

Thorophos nexilis

Eustomias dispar

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

Opostomias micripnus

Scaleless dragonfish

Eustomias crossotus

Valdivia black dragon fish

Araiophos eastropas

Eustomias multifilis

Chauliodus vasnetzovi - Viperfish

Astronesthes galapagensis

Scaleless dragonfish

Pearlside

Highlight hatchetfish

Bulldog lightfish

Eustomias austratlanticus

Eustomias bulbiramis

Melanostomias melanopogon

Eustomias micraster

Chauliodus dentatus

Bathophilus proximus

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.

Astronesthes tatyanae

Panama snaggletooth

Snaggletooth

Yellow bristlemouth

Eustomias magnificus

Heterophotus ophistoma

Bathophilus indicus

Eustomias uniramis

Emperor seamount lightfish

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

Constellationfish

Longfin dragonfish

Aristostomias grimaldii

Eustomias schmidti

Snaggletooth

Bristlemouth

Loosejaw

Photonectes leucospilus

Eustomias hulleyi

Polyipnus inermis

Pacific hatchet fish

Eustomias problematicus

Diplophos australis

Astronesthes kreffti

Stomias gracilis

Pachystomias microdon

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

Neocyttus

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.

Allocyttus guineensis

Neocyttus acanthorhynchus

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