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

Avocettina paucipora

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

Saurenchelys taiwanensis

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.

Black sawtooth eel

Avocettina acuticeps

Benthenchelys pacificus

Dogface witch-eel

Chlopsis longidens

Bathymyrus echinorhynchus

Crossthroat sawpalate

Acromycter longipectoralis

Duckbill oceanic eel

Labichthys carinatus

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

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.

Serrivomer schmidti

Serrivomer danae

Avocettina bowersii

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

Black saw-toothed eel

Benthenchelys indicus

Bean's sawtooth eel

Labichthys yanoi

Leptocephalus congroides

Order Ateleopodiformes

Parateleopus microstomus

Order Aulopiformes

Stemonosudis bullisi

Naked barracuda

Barracudina

Barracudina

Longfin pearleye

Chubby pearleye

Scopelarchoides kreffti

Macroparalepis longilateralis

Paralepis speciosa

Barracudina

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

Scopelosaurus adleri

Coccorella atrata

Stemonosudis intermedia

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

White barracudina

Ahliesaurus berryi

Lestidium prolixum

Slender barracudina

Bigfin pearleye

Scopelarchoides climax

Barracudina

Lestidiops extrema

Benthalbella elongata

Dolichosudis fuliginosa

Stemonosudis rothschildi

Paperbones

Uncisudis longirostra

Scopelosaurus mauli

Stemonosudis elegans

Atlantic barracudina

Fierce pike smelt

Magnisudis indica

Strange pike smelt

Benthalbella macropinna

Scopelarchoides nicholsi

Barracudina

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

Telescopefish

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

Evermannella ahlstromi

Sharpchin barracudina

Scopelosaurus craddocki

Ahliesaurus brevis

Japanese barracudina

Antarctic jonasfish

Scopelarchus stephensi

Lestidiops similis

Lestidiops indopacifica

Zugmayer's pearleye

Scopelarchoides danae

Macroparalepis danae

Stemonosudis siliquiventer

Uncisudis posteropelvis

Undistinguished sabretooth

Atlantic sabretooth

Stemonosudis gracilis

Lestidium bigelowi

Barracudina

Southern barracudina

Lestidiops pacificus

Scopelarchoides signifer

Macroparalepis nigra

Barracudina

Pearleye

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

Evermannella megalops

Stemonosudis molesta

Uncisudis advena

Scopelosaurus gibbsi

Order Beryciformes

Longwing spinyfin

Parinoberyx horridus

Hoplostethus tenebricus

Atlantic roughy

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 marisrubri

Hoplostethus crassispinus

Paratrachichthys sajademalensis

Hoplostethus rubellopterus

Hoplostethus metallicus

Hoplostethus fragilis

Hoplostethus abramovi

Parmops echinatus

Diretmoides veriginae

Aulotrachichthys latus

Paratrachichthys argyrophanus

Slimy head

Hoplostethus melanopterus

Hoplostethus druzhinini

Parin's spiny fin

Common roughy - The sandpaper fish or common roughy, Paratrachichthys trailli, is a slimehead belonging to the family Trachichthyidae, found in southern Australia and southern New Zealand at depths of between 50 and 400 m.

Hoplostethus shubnikovi

Hoplostethus mikhailini

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.

Flintperch

Hoplostethus confinis

Aulotrachichthys prosthemius

Paratrachichthys fernandezianus

Hoplostethus rifti

Slimy head

Hoplostethus fedorovi

Order Carcharhiniformes

Australian reticulate swellshark - Once thought to be the same species as the reticulated swellshark of Vietnam and Hainan, the Australian reticulate swellshark was described as a separate species by William White and David Ebert in a 2008 Commonwealth Scientific and Industrial Research Organisation publication.

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.

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.

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.

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.

Cetomimus gillii

Festive ribbonfish

Trunov southern cetomimid

Parataeniophorus brevis

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

Cetomimus picklei

Cetichthys indagator

Gyrinomimus myersi

Pink flabby whalefish

Vitiaziella cubiceps

Ataxolepis apus

Whalefish

Savage's birdsnouted whalefish

Gyrinomimus bruuni

Parataeniophorus gulosus

Megalomycter teevani

Cetomimus teevani

Cetichthys parini

Danacetichthys galathenus

Gyrinomimus simplex

Ditropichthys storeri

Procetichthys kreffti

Ataxolepis henactis

Cetomimus kerdops

Order Chimaeriformes

Gal

Hydrolagus lusitanicus

Order Gadiformes

Bighead grenadier

Patagonian codling

Dogtooth grenadier

Tripterophycis svetovidovi

Whitson's grenadier

Pugnose grenadier

Physiculus parini

Parin's grenadier

Coelorinchus nazcaensis

Gadomus multifilis

Rhynchogadus hepaticus

Globehead grenadier

Myers' grenadier

Kumba punctulata

Gadella brocca

Striped codlet

Hymenocephalus striatulus

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

Kumba gymnorhynchus

Smallhead moray cod

Coryphaenoides grahami

Dusky rattail

Large-eye grenadier

Slendertail grenadier

Fragile grenadier

Trachonurus sentipellis

Physiculus sazonovi

Physiculus longifilis

Blunt-nosed grenadier

Coryphaenoides spinulosus

Finescale mora

Gadomus capensis

Naked snout rattail

Ventrifossa paxtoni

Laemonema melanurum

Mediterranean grenadier

Hymenocephalus barbatulus

Berry's grenadier

Kumba maculisquama

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

Carmine grenadier

Shortbeard grenadier

Sphagemacrurus pumiliceps

Physiculus peregrinus

Bluntsnout grenadier

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.

Arrowtail

Gadella edelmanni

Coryphaenoides macrolophus

Hymenocephalus antraeus

Grenadier fish

Roundhead grenadier

Kumba hebetata

Coryphaenoides camurus

Bristly grenadier

Physiculus therosideros

Macrouroides inflaticeps

Physiculus nigriscens

Bluntnose grenadier

Coelorinchus melanosagmatus

Coryphaenoides striaturus

Echinomacrurus mollis

Threadfin grenadier

Bighead mora

Coryphaenoides microps

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

Kumba musorstom

Kumba calvifrons

Muraenolepis andriashevi

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.

Narrowsnout grenadier

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

Squalogadus modificatus

Sphagemacrurus richardi

Sturgeon-like grenadier fish

Guttigadus nudicephalus

Physiculus roseus

Kaiwi Channel grenadier

Coelorinchus vityazae

Nezumia cyrano

Coryphaenoides semiscaber

Doublethread grenadier

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

Coryphaenoides mcmillani

Hymenocephalus aterrimus

Bathygadus spongiceps

Bathypelagic rattail

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

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.

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

Crested oarfish

Southern ribbonfish

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.

Regalecus russelii

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

Dealfish

Order Lophiiformes

Himantolophus mauli

Oneirodes micronema

Oneirodes thysanema

Gigantactis longicirra

Linophryne racemifera

Pietschichthys horridus

Himantolophus crinitus

Oneirodes kreffti

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

Acentrophryne longidens

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

Oneirodes sabex

Gigantactis gracilicauda

Oneirodes pietschi

Himantolophus paucifilosus

Gigantactis balushkini

Linophryne maderensis

Himantolophus azurlucens

Oneirodes dicromischus

Linophryne digitopogon

Bufoceratias shaoi

Haplophryne triregium

Oneirodes bradburyae

Dolopichthys jubatus

Linophryne bicornis

Gigantactis watermani

Danaphryne nigrifilis

Linophryne algibarbata

Gigantactis microdontis

Stargazing seadevil

Himantolophus nigricornis

Smooth anglerfish

Plainchin dreamarm

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

Oneirodes theodoritissieri

Gigantactis kreffti

Himantolophus macroceras

Oneirodes macrosteus

Himantolophus compressus

Oneirodes haplonema

Oneirodes pterurus

Gigantactis gibbsi

Linophryne polypogon

Caulophryne pietschi

Linophryne lucifer

Himantolophus albinares

Smooth dreamer

Oneirodes clarkei

Rhynchactis macrothrix

Linophryne coronata

Oneirodes appendixus

Puck pinnata

Linophryne arcturi

Gigantactis savagei

Murray's abyssal anglerfish

Whalehead dreamer

Himantolophus melanolophus

Oneirodes mirus

Oneirodes whitleyi

Gigantactis macronema

Photocorynus spiniceps - The known mature male individuals are 6.

Two-rod anglerfish

Gigantactis herwigi

Linophryne sexfilis

Himantolophus danae

Oneirodes luetkeni

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

Oneirodes schistonema

Oneirodes plagionema

Himantolophus pseudalbinares

Gigantactis elsmani

Linophryne parini

Himantolophus borealis

Nightmare dreamer

Bulbous dreamer

Triplewart seadevil

Linophryne escaramosa

Bufoceratias thele

Phyllorhinichthys balushkini - P.

Linophryne bipennata

Short-rod anglerfish

Oneirodes alius

Dolopichthys karsteni

Linophryne andersoni

Gigantactis microphthalmus

Melanocetus eustalus

Torpedo batfish

Tyrannophryne pugnax - The most distinctive feature of T.

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

Spiny dreamer

Gigantactis longicauda

Pentherichthys venustus

Himantolophus macroceratoides

Chirophryne xenolophus

Oneirodes melanocauda

Linophryne quinqueramosa

Caulophryne polynema

Himantolophus cornifer

Oneirodes heteronema

Acentrophryne dolichonema

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

Oneirodes rosenblatti

Gigantactis golovani

Linophryne macrodon

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

Oneirodes cristatus

Rhynchactis microthrix

Linophryne densiramus

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

Oneirodes basili

Dolopichthys dinema

Linophryne argyresca

Cosmopolitan whipnose

Melanocetus rossi

Gigantactis meadi

Lophodolos indicus

Himantolophus multifurcatus

Oneirodes myrionemus

Diceratias trilobus

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

Oneirodes schmidti

Gigantactis ios

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 macronema

Oneirodes posti

Pacific footballfish

Gigantactis gargantua

Linophryne pennibarbata

Caulophryne pelagica

Himantolophus brevirostris

Oneirodes flagellifer

Smooth dreamer

Bulbous dreamer

Ctenochirichthys longimanus

Robia legula

Linophryne indica

Bufoceratias wedli

Phyllorhinichthys micractis - P.

Dolopichthys pullatus

Rhynchactis leptonema

Linophryne brevibarbata

Oneirodes anisacanthus

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

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 .

Order Myctophiformes

Slimtail lampfish

Lantern fish

Bolinichthys nikolayi

Symbolophorus rufinus

Lanternfish

Diaphus lucidus

Cocco's lantern fish

Hudson's lanternfish

Diaphus whitleyi

Gymnoscopelus hintonoides

Pig-headed lantern fish

Pacific blackchin

Lanternfish

Lampanyctus hubbsi

Lanternfish

Skinnycheek lanternfish

Diaphus ehrhorni

Diaphus taaningi

Lampanyctus tenuiformis

Longfin lanternfish

Golden lanternfish

Electron subantarctic

Protomyctophum bolini

Mirror lanterfish

Pinpoint lampfish

Short-headed lantern fish

Slendertail lanternfish

Diaphus richardsoni

Lanternfish

Diaphus pallidus

Andersen's lantern fish

Metelectrona ventralis

Smallfin lanternfish

Nannobrachium idostigma

Taaningichthys minimus

Lanternfish

Spothead lantern fish

Japanese lanternfish

Longfin lampfish

Nannobrachium crypticum

Wisner's lantern fish

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.

Hygophum bruuni

Diaphus lobatus

Gymnoscopelus opisthopterus

Triphoturus oculeum

Lanternfish

Diaphus trachops

Diaphus garmani

Protomyctophum gemmatum

Spinytail lampfish

Lanternfish

Myctophum lychnobium

Hintonia candens

Lanternfish

Gymnoscopelus braueri

Diaphus dehaveni

Lanternfish

Protomyctophum andriashevi

Lanternfish

Diaphus basileusi

Bolin's lantern fish

Black lantern fish

Gonichthys barnesi

Tarletonbeania taylori

Large-scaled lantern fish

Gilbert's large lantern fish

Diaphus nielseni

Nannobrachium gibbsi

Mead's lanternfish

Topside lampfish

Krefftichthys anderssoni

Lanternfish

Lanternfish

Lanternfish

Lanternfish

Lantern fish

Diaphus jenseni

Smallfin lanternfish

Thickhead lanternfish

Gymnoscopelus microlampas

Protomyctophum parallelum

Lampanyctus iselinoides

Myctophum orientale

Diaphus faustinoi

Taaning's lantern fish

Lampanyctus turneri

Myctophum fissunovi

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.

Protomyctophum chilense

Lampadena urophaos atlantica

Diaphus roei

Lampadena dea

Broadfin lampfish

Golden-nosed lantern fish

Gonichthys venetus

Diaphus antonbruuni

Diaphus parri

Garnet lanternfish

Nannobrachium indicum

Diaphus minax

Nannobrachium cuprarium

Taaningichthys paurolychnus

Lanternfish

Horned lanternfish

Spiny lantern fish

Popeye lampfish

Evermann's lantern fish

Lanternfish

Diaphus longleyi

Doflein's false headlightfish

Rakery beaconlamp

Diaphus handi

Diaphus umbroculus

Gymnoscopelus fraseri

Protomyctophum luciferum

Lanternfish

Lantern fish

Spinycheek lanternfish

Electrona antarctica

Diaphus drachmanni

Diaphus subtilis

Arctic telescope

Lampadena pontifex

Nannobrachium phyllisae

Lanternfish

Lanternfish

Neoscopelus microchir

Lanternfish

Diaphus aliciae

Diaphus ostenfeldi

Lampanyctus

Metelectrona ahlstromi

Lanternfish

Reinhardt's lantern fish

Diaphus megalops

Lobisomem

Lampanyctus simulator

Nannobrachium bristori

Diaphus kuroshio

Spotted laternfish

Parvilux boschmai

Benoit's lanternfish

Lanternfish

Highseas lampfish

Bigeye lanternfish

Brokenline lanternfish

Fragile lantern fish

Diaphus thiollierei

Lampanyctus vadulus

Myctophum indicum

Chubby flashlightfish

Lanternfish

Lampadena yaquinae

Diaphus similis

Lanternfish

Nannobrachium wisneri

Diaphus dahlgreni

Diaphus arabicus

Transparent lantern fish

Lanternfish

Blue lanternfish

Lanternfish

Nannobrachium fernae

Laura's lantern fish

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.

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

Apagesoma edentatum

Thalassobathia nelsoni

Parabrotula plagiophthalmus

Barathronus parfaiti

Barathronus bicolor

Aphyonus brevidorsalis

Bony-eared assfish

Brotulotaenia nielseni

Barathronus multidens

Two-spined slopebrotula

Leucobrotula adipata

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

Nielsen's catetyx

Pelagic brotula

Brotulotaenia brevicauda

Parabrotula tanseimaru

Barathronus unicolor

Barathronus bruuni

Lamprogrammus niger

Apagesoma delosommatus

Brotulotaenia nigra

Bassozetus zenkevitchi

Barathronus pacificus

Marshall slopebrotula

Barathrites parri

Aphyonus bolini

Gunther's cuskeel

Violet cuskeel

Barathronus diaphanus

Order Osmeriformes

Dolichopteryx binocularis

Snubnose blacksmelt

Holtbyrnia ophiocephala

Mentodus eubranchus

Werner's smooth-head

Bigeye smooth-head

Normichthys yahganorum

Bathylagus niger

Maulisia acuticeps

Holtbyrnia conocephala

Rouleina livida

Nansenia sanrikuensis

Conocara kreffti

Bathylagichthys longipinnis

Asquamiceps caeruleus

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.

Bathytroctes squamosus

Starry smooth-head

Leptoderma affinis

Bathytroctes macrognathus

Threadfin slickhead

Deep-sea smelt

Mentodus mesalirus

Winged spookfish

Barrel-eye

Longsnout blacksmelt

California smoothtongue

Smallscale searsid

Holtbyrnia laticauda

Pectinantus parini

Bluntsnout slickhead

Narcetes lloydi

Eared blacksmelt

Leaf searsid

Mentodus bythios

Murray's smooth-head

Brown slickhead

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

Bathylagus borealis

Rouleina euryops

Nansenia longicauda

Normichthys herringi

Conocara bertelseni

Loosescale smooth-head

Nansenia ahlstromi

Smallscale smooth-head

Sagamichthys gracilis

Searsioides calvala

Norman's smooth-head

Barbantus elongatus

Agassiz' smooth-head

Bathytroctes elegans

Antillean smooth-head

Bathylaco nielseni

Mentodus facilis

Dolichopteryx brachyrhynchus

Bajacalifornia microstoma

Madeiran smooth-head

Nansenia tenuicauda

Blackchin blacksmelt

Palegold searsid

Teardrop tubeshoulder

Longfin smooth-head

Bajacalifornia aequatoris

Bathylagoides argyrogaster

Asquamiceps hjorti

Softskin smooth-head

Greenland argentine

Krefft's smooth-head

Bathytroctes zugmayeri

Abyssal smooth-head

Threadfin smooth-head

Leptoderma lubricum

Koefoed's smooth-head

Dolichopteryx rostrata

Mentodus perforatus

Bruce's argentine

Dolichopteryx anascopa

Bathylagus tenuis

Streaklight tubeshoulder

Rouleina watasei

Blackhead salmon

Mentodus crassus

Salmon smooth-head

Bajacalifornia erimoensis

Multipore searsid

Ghost smelt

Matsuichthys aequipinnis

Bighead searsid

Rouleina guentheri

Nansenia megalopa

Nansenia antarctica

Fiolenti's smooth-head

Bathytroctes pappenheimi

Schnakenbeck's searsid

Searsioides multispinus

Vaillant's smooth-head

Bathytroctes inspector

Hairfin smooth-head

Boneythroat

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

Mentodus longirostris

Dolichopteryx minuscula

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.

Pacific black smelt

Maulisia isaacsi

Holtbyrnia intermedia

Binghamichthys aphos

Rouleina nuda

Narcetes erimelas

Legless searsid

Elongate smooth-head

Bajacalifornia arcylepis

Bathylagus andriashevi

Robust blacksmelt

Fanfin smooth-head

Rouleina eucla

Nansenia iberica

Winteria telescopa

Toothless smooth-head

Leptoderma retropinna

Michael Sars smooth-head

Pygmy argentine

Shining tubeshoulder

Koefoed's searsid

Palebelly searsid

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

Dolichopteryx trunovi

Bathytroctes breviceps

Order Perciformes

Malakichthys levis

Pseudoscopelus obtusifrons

Escolar

Plectranthias parini

Kali parri

Bathyclupea hoskynii

Kali falx

Pseudoscopelus astronesthidens

Blue driftfish

Bigmouth veilfin

Tonga escolar

Gaper

Seleniolycus robertsi

Melanostigma inexpectatum

Lycodapus microchir

Ariommid

Lycodapus

Tasmanian ruffe

Pseudoscopelus sagamianus

Pseudoscopelus lavenbergi

Kali macrura

Black swallower

Bathyclupea argentea

Barracuda cardinalfish

Pseudoscopelus altipinnis

Howella zina

Melanostigma vitiazi

Seleniolycus laevifasciatus

Longfin fathead

Atrobucca geniae

Dysalotus oligoscolus

Paracaristius heemstrai

Melanostigma bathium

Bigtooth eelpout

Pachycara dolichaulus

Plectranthias robertsi

Malakichthys mochizuki

Pseudoscopelus parini

Thinlip splitfin

Deepsea herring

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

Platyberyx opalescens

Kali indica

Pseudoscopelus bothrorrhinos

Cutlassfish

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

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.

Stout slipskin

New Zealand ruffe

Melanostigma orientale

Lycodapus derjugini

Pseudoscopelus scutatus

Eumegistus brevorti

Pseudoscopelus microps

Plectranthias pallidus

Kali normani

Malakichthys barbatus

Bathyclupea gracilis

Kali colubrina

Pseudoscopelus aphos

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.

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

Seleniolycus pectoralis

Trewavas croaker

Paracaristius maderensis

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

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

Pale eelpout

Bothrocara nyx

Lycenchelys imamurai

Malakichthys similis

Pseudoscopelus pierbartus

Bathyclupea megaceps

Aethotaxis mitopteryx pawsoni

Pseudoscopelus cephalus

Kali macrodon

Sherborn's cardinalfish

Stubraker sculpin

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.

Cocoa snapper

Atlantic soft pout

Silver splitfin

Deepwater slipskin

Pseudoscopelus stellatus

Brilliant pomfret

Order Pleuronectiformes

Smallmouth moonflounder

Bathysolea lactea

Deepwater sole

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.

Bobtail eel - 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

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

Saccopharynx ramosus

Gulper

Monognathus rosenblatti

Monognathus jesperseni

Monognathus bertini

Saccopharynx lavenbergi

Order Scorpaeniformes

Multipore dwarf snailfish

Notoliparis antonbruuni

Short-headed sculpin

Midwater scorpionfish

Deepwater rockfish - S.

Stein's dwarf snailfish

Squaloliparis dentatus

Gelatinous dwarf snailfish

Careproctus marginatus

Genioliparis kafanovi

Marvelous dwarf snailfish

Tadpole liparid

Blackmouth rockfish

Edentoliparis terraenovae

Paraliparis carlbondi

Icelus mandibularis

Smalleye dwarf snailfish

Sargasso dwarf snailfish

Acantholiparis caecus

Genioliparis ferox

Paraliparis skeliphrus

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.

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.

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.

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

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.

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.

Order Stephanoberyciformes

Ridgehead

Scopelogadus beanii

Melamphaes macrocephalus

Abyssoberyx levisquamosus

Melamphaes indicus

Slender bigscale

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

Ridgehead

Melamphaes polylepis

Longjaw bigscale

Malacosarcus macrostoma

Ridgehead

Melamphaes eulepis

Poromitra gibbsi

Twospine bigscale

Melamphaes spinifer

Melamphaes parini

Scopeloberyx microlepis

Melamphaes laeviceps

Poromitra unicornis

Bigscale

Ridgehead

Melamphaes pumilus

Ridgehead

Highsnout bigscale

Gibberfish

Melamphaes hubbsi

Bigscale

Ridgehead

Scopelogadus unispinis

Bigscale

Little bigscale

Bigscale

Melamphaes leprus

Melamphaes ebelingi

Large-headed midnight fish

Order Stomiiformes

Eustomias parri

Scaleless dragonfish

Ebeling's fangjaw

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

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

Yellow bristlemouth

Snaggletooth

Astronesthes formosana

Eustomias cirritus

Melanostomias pollicifer

Eustomias monoclonoides

Chauliodus pammelas

Eustomias schiffi

Bristlemouth

Bathophilus pawneei

Astronesthes kreffti

Astronesthes bilobatus

Eustomias posti

Margrethia valentinae

Stomias danae

Highfin dragonfish

Eustomias braueri

Torpedo dragonfish

Melanostomias globulifer

Eustomias mesostenus

Leptostomias multifilis

Eustomias bibulboides

Ichthyococcus parini

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.

Bathophilus altipinnis

Eustomias interruptus

Slender snaggletooth

Maurolicus rudjakovi

Eustomias aequatorialis

Photonectes margarita

Borostomias elucens

Photonectes albipennis

Eustomias elongatus

Manducus maderensis

Eustomias pinnatus

Sonoda paucilampa

Maurolicus javanicus

Astronesthes splendida

Lovely hatchetfish

Astronesthes gudrunae

Snaggletooth

Eustomias tetranema

Cyclothone pygmaea

Eustomias cryptobulbus

Eustomias pacificus

Bristlemouth

Astronesthes leucopogon

Astronesthes dupliglandis

Eustomias micropterygius

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

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

Scaly dragonfish

Bathophilus kingi

Eustomias bulbornatus

Tentacle dragonfish

Eustomias bimargaritoides

Elongated bristlemouth fish

Thorophos nexilis

Pacific blackdragon

Eustomias medusa

Hatchetfish

Scaly dragonfish

Aristostomias polydactylus

Scaleless black dragonfish

Scaleless dragonfish

Highlight hatchetfish

Pearlside

Eustomias austratlanticus

Photostomias goodyeari

Bulldog lightfish

Eustomias lanceolatus

Half-naked hatchetfish

Astronesthes trifibulatus

Astronesthes quasiindicus

Argyripnus iridescens

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 indicus

Panama snaggletooth

Photonectes gracilis

Eustomias ignotus

Polyipnus meteori

Odontostomias micropogon

Eustomias digitatus

Eustomias patulus

Slender fangjaw

Eustomias uniramis

Emperor seamount lightfish

Cyclothone parapallida

Astronesthes macropogon

Araiophos eastropas

Astronesthes galapagensis

Eustomias contiguus

Threelight dragonfish

Melanostomias stewarti

Eustomias monoclonus

Chauliodus schmidti

Eustomias schmidti

Deep-water bristlemouth

Bathophilus proximus

Astronesthes lamellosus

Astronesthes chrysophekadion

Diplophos australis

Eustomias problematicus

Stomias gracilis

Bathophilus indicus

Eustomias brevibarbatus

Grammatostomias flagellibarba

Melanostomias melanopogon

Eustomias metamelas

Yarrella argenteola

Scaleless dragonfish

Leptostomias robustus

G

Eustomias bifilis

Ichthyococcus polli

Aristostomias grimaldii

Longfin dragonfish

Eustomias albibulbus

Photonectes parvimanus

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

Eustomias ioani

Valenciennellus carlsbergi

Maurolicus stehmanni

Astronesthes tanibe

Pacific hatchet fish

Opostomias micripnus

Maurolicus kornilovorum

Astronesthes haplophos

Borostomias mononema

Scaleless dragonfish

Eustomias gibbsi

Snaggletooth

Eustomias tomentosis

Maurolicus australis

Eustomias curtatus

Triplophos hemingi

Eustomias parini

Cyclothone obscura

Pacific astronesthid fish

Astronesthes exsul

Eustomias cancriensis

Melanostomias nigroaxialis

Eustomias minimus

Chauliodus minimus

Eustomias satterleei

Alcock's boafish

Benttooth bristlemouth

Shortbarbel dragonfish

Eustomias bituberoides

Gonostoma longipinnis

Thysanactis dentex

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.

Eustomias melanostigmoides

Bigeye lightfish

Astronesthes karsteni

Astronesthes atlanticus

Scaleless dragonfish

Sparing

Loosejaw

Leptostomias longibarba

Sternoptyx pseudodiaphana

Eustomias bertelseni

Loosejaw

Lightfish

Eustomias longiramis

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Astronesthes

Sladen's hatchet fish

Astronesthes similus

Argyripnus pharos

Scaleless dragonfish

Pachystomias microdon

Maurolicus parvipinnis

Astronesthes indopacificus

Photonectes leucospilus

Eustomias inconstans

Polyipnus soelae

Bonapartia pedaliota

Photonectes achirus

Eustomias dispar

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

Eustomias paxtoni

Eustomias vitiazi

Maurolicus inventionis

Slender bristlemouth

Astronesthes martensii

Snaggletooth

Eustomias spherulifer

Eustomias crossotus

Valdivia black dragon fish

Eustomias multifilis

Chauliodus vasnetzovi - Viperfish

Garrick

Astronesthes decoratus

Scaleless dragonfish

Astronesthes lampara

Diplophos pacificus

Eustomias quadrifilis

Stomias lampropeltis

Bathophilus irregularis

Eustomias bulbiramis

Melanostomias melanopogon

Eustomias micraster

Chauliodus dentatus

Eustomias magnificus

Heterophotus ophistoma

Black-belly dragonfish

Eustomias bimargaritatus

Atlantic fangjaw

Thorophos euryops

Aristostomias lunifer

Bathophilus brevis

Sternoptyx obscura

Maurolicus walvisensis

Eustomias australensis

Photostomias atrox

Slim lightfish

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

Constellationfish

Astronesthes tatyanae

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.

Snaggletooth

Pitgum lanternfish

Maurolicus mucronatus

Astronesthes illuminatus

Borostomias pacificus

Arrow dragonfish

Photonectes caerulescens

Eustomias hulleyi

Polyipnus inermis

Odontostomias masticopogon

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

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.

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

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

False boarfish

Rosy dory

Neocyttus

Allocyttus guineensis

Neocyttus acanthorhynchus