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

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

Saurenchelys taiwanensis

Nessorhamphus danae

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

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.

Black sawtooth eel

Benthenchelys indicus

Crossthroat sawpalate

Acromycter longipectoralis

Avocettina paucipora

Leptocephalus congroides

Duckbill oceanic eel

Labichthys carinatus

Serrivomer schmidti

Serrivomer danae

Avocettina acuticeps

Benthenchelys pacificus

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

Chlopsis longidens

Black saw-toothed eel

Bean's sawtooth eel

Dogface witch-eel

Bathymyrus echinorhynchus

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

Labichthys yanoi

Order Ateleopodiformes

Parateleopus microstomus

Order Aulopiformes

Naked barracuda

Barracudina

Chubby pearleye

Barracudina

Scopelarchoides kreffti

Macroparalepis longilateralis

Sharpchin barracudina

Evermannella ahlstromi

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

Barracudina

Scopelosaurus adleri

Lestidiops indopacifica

Zugmayer's pearleye

Ahliesaurus berryi

Lestidium prolixum

Atlantic sabretooth

Stemonosudis siliquiventer

Slender barracudina

Bigfin pearleye

Barracudina

Stemonosudis gracilis

Scopelarchoides climax

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

Scopelosaurus mauli

Paperbones

Uncisudis longirostra

Barracudina

Pearleye

Magnisudis indica

Atlantic barracudina

Fierce pike smelt

Strange pike smelt

Scopelarchoides nicholsi

Barracudina

Stemonosudis molesta

Evermannella megalops

Stemonosudis bullisi

Longfin pearleye

Telescopefish

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

Scopelosaurus craddocki

Ahliesaurus brevis

Japanese barracudina

White barracudina

Antarctic jonasfish

Coccorella atrata

Paralepis speciosa

Lestidiops similis

Scopelarchus stephensi

Scopelarchoides danae

Macroparalepis danae

Stemonosudis intermedia

Undistinguished sabretooth

Uncisudis posteropelvis

Lestidiops extrema

Benthalbella elongata

Lestidium bigelowi

Barracudina

Southern barracudina

Lestidiops pacificus

Scopelarchoides signifer

Macroparalepis nigra

Stemonosudis rothschildi

Dolichosudis fuliginosa

Stemonosudis elegans

Benthalbella macropinna

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

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

Scopelosaurus gibbsi

Uncisudis advena

Order Beryciformes

Slimy head

Hoplostethus melanopterus

Parinoberyx horridus

Hoplostethus tenebricus

Hoplostethus druzhinini

Parin's spiny fin

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 shubnikovi

Hoplostethus mikhailini

Flintperch

Paratrachichthys sajademalensis

Hoplostethus confinis

Aulotrachichthys prosthemius

Hoplostethus rifti

Slimy head

Parmops echinatus

Paratrachichthys argyrophanus

Hoplostethus fedorovi

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.

Atlantic roughy

Hoplostethus marisrubri

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 crassispinus

Hoplostethus rubellopterus

Hoplostethus metallicus

Paratrachichthys fernandezianus

Hoplostethus fragilis

Hoplostethus abramovi

Aulotrachichthys latus

Diretmoides veriginae

Order Carcharhiniformes

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 .

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.

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

Apristurus internatus - Reproduction is oviparous.

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.

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.

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

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.

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.

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

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

Danacetichthys galathenus

Cetomimus teevani

Parataeniophorus gulosus

Cetichthys parini

Trunov southern cetomimid

Megalomycter teevani

Ataxolepis henactis

Ditropichthys storeri

Cetomimus kerdops

Gyrinomimus myersi

Vitiaziella cubiceps

Cetomimus gillii

Gyrinomimus bruuni

Festive ribbonfish

Cetomimus picklei

Gyrinomimus simplex

Parataeniophorus brevis

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

Cetichthys indagator

Procetichthys kreffti

Ataxolepis apus

Pink flabby whalefish

Whalefish

Order Chimaeriformes

Gal

Hydrolagus lusitanicus

Order Gadiformes

Tripterophycis svetovidovi

Grenadier fish

Coelorinchus melanosagmatus

Whitson's grenadier

Coryphaenoides microps

Gadella edelmanni

Coryphaenoides striaturus

Parin's grenadier

Physiculus parini

Grenadier

Narrowsnout grenadier

Hymenocephalus striatulus

Kumba punctulata

Kumba gymnorhynchus

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

Smallhead moray cod

Coelorinchus vityazae

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

Coryphaenoides semiscaber

Echinomacrurus mollis

Threadfin grenadier

Trachonurus sentipellis

Physiculus sazonovi

Coryphaenoides mcmillani

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.

Blunt-nosed grenadier

Physiculus longifilis

Bighead grenadier

Laemonema melanurum

Naked snout rattail

Ventrifossa paxtoni

Squalogadus modificatus

Dogtooth grenadier

Hymenocephalus barbatulus

Berry's grenadier

Kumba maculisquama

Sphagemacrurus richardi

Sturgeon-like grenadier fish

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

Bathygadus spongiceps

Coelorinchus nazcaensis

Myers' grenadier

Doublethread grenadier

Bluntsnout grenadier

Physiculus peregrinus

Coryphaenoides grahami

Patagonian codling

Large-eye grenadier

Arrowtail

Globehead grenadier

Hymenocephalus antraeus

Roundhead grenadier

Kumba hebetata

Pugnose grenadier

Striped codlet

Dusky rattail

Coryphaenoides spinulosus

Gadomus multifilis

Rhynchogadus hepaticus

Macrouroides inflaticeps

Mediterranean grenadier

Gadella brocca

Bristly grenadier

Physiculus therosideros

Bluntnose grenadier

Physiculus nigriscens

Fragile grenadier

Carmine grenadier

Finescale mora

Bighead mora

Shortbeard grenadier

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

Kumba musorstom

Slendertail grenadier

Kumba calvifrons

Muraenolepis andriashevi

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.

Gadomus capensis

Kaiwi Channel grenadier

Guttigadus nudicephalus

Physiculus roseus

Coryphaenoides macrolophus

Nezumia cyrano

Coryphaenoides camurus

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

Hymenocephalus aterrimus

Bathypelagic rattail

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

Sphagemacrurus pumiliceps

Order Lampriformes

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.

Crested oarfish

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

Dealfish

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.

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

Order Lophiiformes

Gigantactis longicirra

Oneirodes micronema

Himantolophus mauli

Chirophryne xenolophus

Oneirodes kreffti

Himantolophus crinitus

Dolopichthys karsteni

Acentrophryne longidens

Gigantactis gracilicauda

Linophryne racemifera

Pietschichthys horridus

Gigantactis balushkini

Caulophryne polynema

Linophryne maderensis

Oneirodes dicromischus

Himantolophus azurlucens

Linophryne digitopogon

Chaenophryne ramifera

Oneirodes bradburyae

Haplophryne triregium

Spiny dreamer

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

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

Oneirodes rosenblatti

Linophryne bicornis

Gigantactis watermani

Smooth anglerfish

Diceratias trilobus

Himantolophus nigricornis

Linophryne algibarbata

Gigantactis microdontis

Gigantactis kreffti

Oneirodes macrosteus

Himantolophus macroceras

Rhynchactis microthrix

Dolopichthys dinema

Ctenochirichthys longimanus

Gigantactis gibbsi

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

Linophryne polypogon

Oneirodes haplonema

Himantolophus compressus

Oneirodes clarkei

Himantolophus albinares

Linophryne lucifer

Caulophryne pelagica

Bufoceratias wedli

Linophryne coronata

Smooth dreamer

Oneirodes appendixus

Oneirodes schmidti

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

Murray's abyssal anglerfish

Linophryne arcturi

Gigantactis savagei

Oneirodes posti

Pacific footballfish

Oneirodes mirus

Himantolophus melanolophus

Robia legula

Gigantactis macronema

Photocorynus spiniceps - The known mature male individuals are 6.

Whalehead dreamer

Linophryne sexfilis

Oneirodes luetkeni

Himantolophus danae

Dolopichthys pullatus

Rhynchactis leptonema

Gigantactis herwigi

Gigantactis elsmani

Linophryne parini

Nightmare dreamer

Himantolophus borealis

Oneirodes thysanema

Linophryne escaramosa

Phyllorhinichthys balushkini - P.

Bulbous dreamer

Short-rod anglerfish

Oneirodes alius

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

Oneirodes sabex

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

Bufoceratias shaoi

Danaphryne nigrifilis

Linophryne bipennata

Melanocetus eustalus

Linophryne andersoni

Gigantactis microphthalmus

Torpedo batfish

Tyrannophryne pugnax - The most distinctive feature of T.

Oneirodes pietschi

Himantolophus paucifilosus

Gigantactis longicauda

Pentherichthys venustus

Stargazing seadevil

Oneirodes melanocauda

Himantolophus macroceratoides

Oneirodes heteronema

Himantolophus cornifer

Dolopichthys jubatus

Acentrophryne dolichonema

Gigantactis golovani

Linophryne quinqueramosa

Linophryne macrodon

Oneirodes cristatus

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

Plainchin dreamarm

Caulophryne pietschi

Linophryne densiramus

Smooth dreamer

Oneirodes basili

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

Oneirodes theodoritissieri

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

Melanocetus rossi

Linophryne argyresca

Cosmopolitan whipnose

Oneirodes pterurus

Lophodolos indicus

Oneirodes myrionemus

Two-rod anglerfish

Himantolophus multifurcatus

Gigantactis meadi

Gigantactis ios

Linophryne trewavasae

Oneirodes macronema

Atlantic footballfish

Rhynchactis macrothrix

Triplewart seadevil

Gigantactis gargantua

Linophryne pennibarbata

Oneirodes flagellifer

Himantolophus brevirostris

Puck pinnata

Oneirodes whitleyi

Linophryne indica

Phyllorhinichthys micractis - P.

Bulbous dreamer

Linophryne brevibarbata

Oneirodes anisacanthus

Oneirodes schistonema

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

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 .

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

Oneirodes plagionema

Himantolophus pseudalbinares

Order Myctophiformes

Broadfin lampfish

Lanternfish

Symbolophorus rufinus

Diaphus handi

Cocco's lantern fish

Diaphus umbroculus

Slimtail lampfish

Horned lanternfish

Diaphus subtilis

Lampanyctus hubbsi

Lanternfish

Garnet lanternfish

Nannobrachium indicum

Popeye lampfish

Pacific blackchin

Diaphus drachmanni

Gymnoscopelus hintonoides

Electron subantarctic

Lanternfish

Lanternfish

Mirror lanterfish

Protomyctophum bolini

Nannobrachium cuprarium

Spinycheek lanternfish

Diaphus aliciae

Slendertail lanternfish

Diaphus ostenfeldi

Lanternfish

Spiny lantern fish

Lantern fish

Metelectrona ventralis

Diaphus megalops

Japanese lanternfish

Diaphus kuroshio

Longfin lampfish

Electrona antarctica

Lanternfish

Taaningichthys minimus

Hygophum bruuni

Barnards lanternfishes - Symbolophorus barnardi is a lanternfish in the family Myctophidae, found circumglobally in the southern hemisphere between about 30° S and 11° S at depths of between 100 and 800 m.

Fragile lantern fish

Gymnoscopelus opisthopterus

Triphoturus oculeum

Diaphus thiollierei

Lanternfish

Nannobrachium phyllisae

Lampanyctus

Lanternfish

Diaphus dahlgreni

Gymnoscopelus braueri

Diaphus similis

Spinytail lampfish

Protomyctophum gemmatum

Transparent lantern fish

Lanternfish

Protomyctophum andriashevi

Nannobrachium bristori

Diaphus arabicus

Large-scaled lantern fish

Gonichthys barnesi

Tarletonbeania taylori

Lanternfish

Spotted laternfish

Diaphus lucidus

Myctophum indicum

Lampanyctus vadulus

Diaphus whitleyi

Lanternfish

Nannobrachium wisneri

Lantern fish

Topside lampfish

Hudson's lanternfish

Krefftichthys anderssoni

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.

Diaphus ehrhorni

Gymnoscopelus microlampas

Diaphus taaningi

Lampanyctus iselinoides

Protomyctophum parallelum

Lanternfish

Bolinichthys nikolayi

Thickhead lanternfish

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.

Pig-headed lantern fish

Short-headed lantern fish

Diaphus richardsoni

Lampadena urophaos atlantica

Protomyctophum chilense

Nannobrachium fernae

Skinnycheek lanternfish

Lantern fish

Andersen's lantern fish

Gonichthys venetus

Diaphus pallidus

Lampadena dea

Spothead lantern fish

Lanternfish

Taaningichthys paurolychnus

Diaphus lobatus

Lanternfish

Golden lanternfish

Longfin lanternfish

Lampanyctus tenuiformis

Lanternfish

Evermann's lantern fish

Diaphus garmani

Doflein's false headlightfish

Diaphus trachops

Rakery beaconlamp

Pinpoint lampfish

Lanternfish

Lanternfish

Protomyctophum luciferum

Smallfin lanternfish

Nannobrachium idostigma

Lanternfish

Diaphus dehaveni

Gymnoscopelus fraseri

Diaphus basileusi

Bolin's lantern fish

Lampadena pontifex

Arctic telescope

Nannobrachium crypticum

Neoscopelus microchir

Gilbert's large lantern fish

Lanternfish

Diaphus nielseni

Wisner's lantern fish

Metelectrona ahlstromi

Mead's lanternfish

Myctophum lychnobium

Lanternfish

Hintonia candens

Lobisomem

Diaphus jenseni

Lampanyctus simulator

Reinhardt's lantern fish

Lanternfish

Benoit's lanternfish

Parvilux boschmai

Diaphus faustinoi

Lanternfish

Highseas lampfish

Taaning's lantern fish

Brokenline lanternfish

Bigeye lanternfish

Black lantern fish

Lanternfish

Smallfin lanternfish

Chubby flashlightfish

Golden-nosed lantern fish

Diaphus roei

Lampadena yaquinae

Lanternfish

Nannobrachium gibbsi

Lanternfish

Lanternfish

Diaphus antonbruuni

Diaphus parri

Lanternfish

Blue lanternfish

Diaphus minax

Myctophum orientale

Diaphus longleyi

Laura's lantern fish

Myctophum fissunovi

Lampanyctus turneri

Order Notacanthiformes

Halosaurus parvipennis

Polyacanthonotus africanus

Aldrovandia rostrata

Halosaurus carinicauda

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

Bonapart's spiny eel

Halosaurus sinensis

Longnose tapirfish

Halosaur

Aldrovandia oleosa

Notacanthus indicus

Halosaurus attenuatus

Order Ophidiiformes

Alcockia rostrata

Barathronus bruuni

Parabrotula tanseimaru

Apagesoma delosommatus

Thalassobathia nelsoni

Lamprogrammus niger

Brotulotaenia nigra

Bassozetus zenkevitchi

Barathronus pacificus

Barathrites parri

Bony-eared assfish

Aphyonus bolini

Violet cuskeel

Leucobrotula adipata

Barathronus diaphanus

Two-spined slopebrotula

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

Apagesoma edentatum

Pelagic brotula

Barathronus parfaiti

Barathronus bicolor

Parabrotula plagiophthalmus

Aphyonus brevidorsalis

Brotulotaenia nielseni

Barathronus multidens

Marshall slopebrotula

Gunther's cuskeel

Nielsen's catetyx

Brotulotaenia brevicauda

Barathronus unicolor

Order Osmeriformes

Bathytroctes zugmayeri

Abyssal smooth-head

Bruce's argentine

Mentodus eubranchus

Leptoderma lubricum

Koefoed's smooth-head

Rouleina livida

Nansenia sanrikuensis

Normichthys yahganorum

Bajacalifornia erimoensis

Bluethroat argentine

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

Starry smooth-head

Dolichopteryx anascopa

Streaklight tubeshoulder

Bathylagus tenuis

Matsuichthys aequipinnis

Bighead searsid

Ghost smelt

Deep-sea smelt

Threadfin slickhead

Elongate smooth-head

Mentodus mesalirus

Boneythroat

Nansenia antarctica

Bluntsnout slickhead

Narcetes lloydi

Pectinantus parini

Mentodus bythios

Eared blacksmelt

Leaf searsid

Bathytroctes pappenheimi

Vaillant's smooth-head

Bathytroctes inspector

Binghamichthys aphos

Rouleina euryops

Nansenia longicauda

Normichthys herringi

Bajacalifornia arcylepis

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

Fanfin smooth-head

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

Dolichopteryx minuscula

Fangtooth smooth-head

Sagamichthys gracilis

Searsioides calvala

Norman's smooth-head

Werner's smooth-head

Maulisia isaacsi

Holtbyrnia intermedia

Pacific black smelt

Antillean smooth-head

Palebelly searsid

Conocara kreffti

Bathylagus andriashevi

Robust blacksmelt

Toothless smooth-head

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

Mentodus facilis

Bigeye smooth-head

Leptoderma retropinna

Michael Sars smooth-head

Madeiran smooth-head

Nansenia tenuicauda

Softskin smooth-head

Greenland argentine

Dolichopteryx trunovi

Bathytroctes breviceps

Dolichopteryx binocularis

Holtbyrnia ophiocephala

Snubnose blacksmelt

Asquamiceps caeruleus

Krefft's smooth-head

Murray's smooth-head

Maulisia acuticeps

Holtbyrnia conocephala

Bathylagus niger

Threadfin smooth-head

Mentodus perforatus

Conocara bertelseni

Bathylagichthys longipinnis

Rouleina watasei

Blackhead salmon

Mentodus crassus

Bathytroctes squamosus

Leptoderma affinis

Bathytroctes macrognathus

Rouleina guentheri

Nansenia megalopa

Multipore searsid

Brown slickhead

Barrel-eye

Winged spookfish

Schnakenbeck's searsid

Searsioides multispinus

Longsnout blacksmelt

Smallscale searsid

Holtbyrnia laticauda

California smoothtongue

Hairfin smooth-head

Barbantus elongatus

Longfin smooth-head

Bathylagus borealis

Mentodus longirostris

Bathylaco nielseni

Nansenia ahlstromi

Loosescale smooth-head

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

Rouleina nuda

Narcetes erimelas

Bajacalifornia microstoma

Legless searsid

Smallscale smooth-head

Rouleina eucla

Nansenia iberica

Bajacalifornia aequatoris

Agassiz' smooth-head

Bathytroctes elegans

Dolichopteryx brachyrhynchus

Asquamiceps hjorti

Winteria telescopa

Shining tubeshoulder

Pygmy argentine

Koefoed's searsid

Salmon smooth-head

Palegold searsid

Teardrop tubeshoulder

Blackchin blacksmelt

Fiolenti's smooth-head

Bathylagoides argyrogaster

Order Perciformes

Escolar

Kali parri

Plectranthias parini

Malakichthys levis

Bathyclupea gracilis

Kali falx

Tonga escolar

Seleniolycus robertsi

Pseudoscopelus scutatus

Caristius groenlandicus

Melanostigma inexpectatum

Trewavas croaker

Lycodapus microchir

Pseudoscopelus microps

Pseudoscopelus aphos

Lycodapus

Tasmanian ruffe

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

Bothrocara nyx

Kali macrura

Bathyclupea megaceps

Paracaristius maderensis

Howella zina

Seleniolycus laevifasciatus

Pseudoscopelus pierbartus

Melanostigma vitiazi

Melanostigma bathium

Bigtooth eelpout

Pseudoscopelus cephalus

Malakichthys mochizuki

Thinlip splitfin

Plectranthias robertsi

Kali indica

Platyberyx opalescens

Bathyclupea hoskynii

Cocoa snapper

Howella parini

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

Pseudoscopelus obtusifrons

New Zealand ruffe

Melanostigma orientale

Stout slipskin

Bigmouth veilfin

Gaper

Ariommid

Lycodapus derjugini

Pseudoscopelus astronesthidens

Eumegistus brevorti

Blue driftfish

Kali normani

Plectranthias pallidus

Malakichthys barbatus

Bathyclupea argentea

Longfin fathead

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

Kali colubrina

Black swallower

Seleniolycus pectoralis

Pseudoscopelus sagamianus

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.

Atrobucca geniae

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

Pale eelpout

Pseudoscopelus lavenbergi

Lycenchelys imamurai

Barracuda cardinalfish

Pseudoscopelus altipinnis

Malakichthys similis

Aethotaxis mitopteryx pawsoni

Kali macrodon

Deepsea herring

Paracaristius heemstrai

Dysalotus oligoscolus

Sherborn's cardinalfish

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

Pachycara dolichaulus

Pseudoscopelus parini

Cutlassfish

African barrelfish

Midwater eelpout

Fan-tailed rag-fish - The ragfish body is scaleless and limp, both because of the cartilaginous skeleton, as well as its flabby muscles.

Stubraker sculpin

G

Atlantic soft pout

Silver splitfin

Deepwater slipskin

Pseudoscopelus bothrorrhinos

Brilliant pomfret

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

Order Pleuronectiformes

Smallmouth moonflounder

Deepwater sole

Bathysolea lactea

Order Polymixiiformes

Japanese beardfish

Order Saccopharyngiformes

Gulper eel

Monognathus ozawai

Monognathus herringi

Saccopharynx thalassa

Saccopharynx harrisoni

Monognathus smithi

Monognathus jesse

Monognathus boehlkei

Saccopharynx paucovertebratis

Saccopharynx berteli

Monognathus rajui

Monognathus isaacsi

Monognathus berteli

Saccopharynx trilobatus

Saccopharynx hjorti

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

Monognathus taningi

Monognathus nigeli

Monognathus bruuni

Saccopharynx ramosus

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

Gulper

Monognathus rosenblatti

Monognathus jesperseni

Monognathus bertini

Saccopharynx lavenbergi

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

Order Scorpaeniformes

Paraliparis carlbondi

Edentoliparis terraenovae

Notoliparis antonbruuni

Multipore dwarf snailfish

Deepwater rockfish - S.

Stein's dwarf snailfish

Gelatinous dwarf snailfish

Marvelous dwarf snailfish

Paraliparis skeliphrus

Genioliparis ferox

Tadpole liparid

Short-headed sculpin

Blackmouth rockfish

Icelus mandibularis

Smalleye dwarf snailfish

Midwater scorpionfish

Careproctus marginatus

Squaloliparis dentatus

Sargasso dwarf snailfish

Genioliparis kafanovi

Acantholiparis caecus

Order Squaliformes

Lantern sharks - Reproduction is ovoviviparous.

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.

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

Etmopterus dislineatus - Reproduction is ovoviviparous.

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.

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.

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

Lantern sharks - 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.

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.

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

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.

Spined pygmy shark - The spined pygmy shark, Squaliolus laticaudus, is a species of dogfish shark in the family Dalatiidae found widely in all oceans.

Order Stephanoberyciformes

Bigscale

Ridgehead

Scopelogadus beanii

Melamphaes macrocephalus

Melamphaes indicus

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 hubbsi

Gibberfish

Ridgehead

Melamphaes polylepis

Longjaw bigscale

Malacosarcus macrostoma

Ridgehead

Poromitra gibbsi

Melamphaes ebelingi

Melamphaes spinifer

Twospine bigscale

Scopeloberyx microlepis

Melamphaes parini

Melamphaes laeviceps

Poromitra unicornis

Ridgehead

Melamphaes pumilus

Ridgehead

Slender bigscale

Highsnout bigscale

Bigscale

Scopelogadus unispinis

Bigscale

Melamphaes eulepis

Ridgehead

Little bigscale

Bigscale

Melamphaes leprus

Large-headed midnight fish

Order Stomiiformes

G

Leptostomias robustus

Cyclothone obscura

Snaggletooth

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 curtifilis

Astronesthes haplophos

Ebeling's fangjaw

Eustomias parri

Borostomias mononema

Astronesthes exsul

Eustomias monoclonoides

Maurolicus stehmanni

Benttooth bristlemouth

Pacific astronesthid fish

Melanostomias pollicifer

Eustomias cirritus

Astronesthes karsteni

Stomias danae

Melanostomias globulifer

Torpedo dragonfish

Eustomias braueri

Chauliodus minimus

Astronesthes atlanticus

Eustomias mesostenus

Scaleless dragonfish

Opostomias micripnus

Maurolicus kornilovorum

Ichthyococcus parini

Eustomias bibulboides

Loosejaw

Eustomias macronema

Sparing

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.

Maurolicus australis

Eustomias tomentosis

Eustomias satterleei

Eustomias aequatorialis

Astronesthes

Photonectes margarita

Sladen's hatchet fish

Eustomias interruptus

Argyripnus pharos

Eustomias elongatus

Astronesthes indopacificus

Sonoda paucilampa

Manducus maderensis

Eustomias pinnatus

Shortbarbel dragonfish

Slender bristlemouth

Astronesthes similus

Photonectes albipennis

Bonapartia pedaliota

Garrick

Astronesthes martensii

Eustomias cryptobulbus

Snaggletooth

Eustomias pacificus

Sternoptyx pseudodiaphana

Leptostomias longibarba

Pachystomias microdon

Maurolicus parvipinnis

Scaleless dragonfish

Astronesthes lampara

Scaly dragonfish

Tentacle dragonfish

Eustomias bulbornatus

Chauliodus vasnetzovi - Viperfish

Astronesthes decoratus

Eustomias micropterygius

Scaleless dragonfish

Eustomias medusa

Bathophilus irregularis

Hatchetfish

Maurolicus inventionis

Eustomias vitiazi

Pacific blackdragon

Elongated bristlemouth fish

Eustomias bimargaritoides

Thorophos nexilis

Chauliodus dentatus

Bulldog lightfish

Eustomias austratlanticus

Photostomias goodyeari

Aristostomias lunifer

Eustomias lanceolatus

Bathophilus brevis

Eustomias spherulifer

Astronesthes tatyanae

Photonectes gracilis

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.

Odontostomias micropogon

Eustomias ignotus

Polyipnus meteori

Diplophos pacificus

Eustomias quadrifilis

Astronesthes illuminatus

Slender fangjaw

Eustomias patulus

Black-belly dragonfish

Yellow bristlemouth

Snaggletooth

Eustomias digitatus

Borostomias pacificus

Melanostomias stewarti

Eustomias contiguus

Threelight dragonfish

Scaleless dragonfish

Astronesthes formosana

Eustomias monoclonus

Sternoptyx obscura

Maurolicus walvisensis

Bristlemouth

Snaggletooth

Astronesthes kreffti

Stomias gracilis

Melanostomias melanopogon

Grammatostomias flagellibarba

Eustomias brevibarbatus

Chauliodus pammelas

Astronesthes bilobatus

Eustomias metamelas

Bathophilus pawneei

Yarrella argenteola

Pitgum lanternfish

Maurolicus mucronatus

Maurolicus breviculus

Eustomias trewavasae - Eustomias trewavasae is a small abyssal barbeled dragonfish of the family Stomiidae, found worldwide in tropical and subtropical oceans at depths down to 1,500 m.

Ichthyococcus polli

Eustomias bifilis

Scaleless dragonfish

Highfin dragonfish

Eustomias ioani

Bathophilus altipinnis

Valenciennellus carlsbergi

Eustomias schiffi

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

Eustomias albibulbus

Photonectes parvimanus

Cyclothone pygmaea

Astronesthes splendida

Scaleless dragonfish

Lovely hatchetfish

Eustomias gibbsi

Margrethia valentinae

Eustomias posti

Borostomias elucens

Bristlemouth

Snaggletooth

Eustomias curtatus

Triplophos hemingi

Astronesthes gudrunae

Eustomias parini

Leptostomias multifilis

Astronesthes dupliglandis

Eustomias minimus

Maurolicus rudjakovi

Slender snaggletooth

Astronesthes leucopogon

Alcock's boafish

Melanostomias nigroaxialis

Eustomias cancriensis

Scaleless dragonfish

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

Gonostoma longipinnis

Eustomias bituberoides

Thysanactis dentex

Eustomias melanostigmoides

Bathophilus kingi

Bigeye lightfish

Maurolicus javanicus

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

Lightfish

Eustomias bertelseni

Loosejaw

Aristostomias polydactylus

Eustomias longiramis

Scaleless black dragonfish

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Eustomias tetranema

Astronesthes trifibulatus

Photonectes leucospilus

Half-naked hatchetfish

Eustomias inconstans

Polyipnus soelae

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

Eustomias radicifilis

Eustomias dispar

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

Astronesthes indicus

Eustomias paxtoni

Scaly dragonfish

Cyclothone parapallida

Astronesthes quasiindicus

Photonectes achirus

Argyripnus iridescens

Panama snaggletooth

Deep-water bristlemouth

Astronesthes macropogon

Araiophos eastropas

Valdivia black dragon fish

Eustomias crossotus

Astronesthes galapagensis

Eustomias multifilis

Highlight hatchetfish

Scaleless dragonfish

Pearlside

Astronesthes lamellosus

Stomias lampropeltis

Melanostomias melanopogon

Eustomias bulbiramis

Chauliodus schmidti

Astronesthes chrysophekadion

Eustomias micraster

Bathophilus proximus

Pearlsides - Mueller's Pearlside or Mueller's Bristle-mouth Fish, Maurolicus muelleri, a marine hatchetfish of the genus Maurolicus, is found in deep tropical and subtropical waters of all oceans, from the surface to depths of 1,500 m.

Emperor seamount lightfish

Eustomias uniramis

Atlantic fangjaw

Eustomias bimargaritatus

Thorophos euryops

Heterophotus ophistoma

Eustomias magnificus

Bathophilus indicus

Slim lightfish

Eustomias australensis

Photostomias atrox

Aristostomias grimaldii

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

Longfin dragonfish

Constellationfish

Eustomias schmidti

Astronesthes tanibe

Arrow dragonfish

Photonectes caerulescens

Pacific hatchet fish

Odontostomias masticopogon

Eustomias hulleyi

Polyipnus inermis

Diplophos australis

Eustomias problematicus

Order Tetraodontiformes

Triacanthodes intermedius

Atrophacanthus japonicus

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

Order Zeiformes

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.

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

False boarfish

Stethopristes eos

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

Neocyttus

Rosy dory

Neocyttus acanthorhynchus