Bathypelagic fish - Fish living in the bathypelagic environment

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

Scopelosaurus adleri

Coccorella atrata

Stemonosudis intermedia

Scopelarchoides climax

Benthalbella elongata

Lestidiops extrema

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

Stemonosudis rothschildi

Dolichosudis fuliginosa

Uncisudis longirostra

Benthalbella macropinna

Strange pike smelt

Scopelarchoides nicholsi

Stemonosudis siliquiventer

Telescopefish

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

Ahliesaurus brevis

White barracudina

Evermannella ahlstromi

Sharpchin barracudina

Scopelosaurus craddocki

Japanese barracudina

Antarctic jonasfish

Scopelarchus stephensi

Lestidiops similis

Zugmayer's pearleye

Lestidiops indopacifica

Scopelarchoides danae

Macroparalepis danae

Uncisudis posteropelvis

Undistinguished sabretooth

Atlantic sabretooth

Stemonosudis gracilis

Scopelarchoides signifer

Macroparalepis nigra

Pearleye

Hoplostethus crassispinus

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.

Evermannella megalops

Stemonosudis molesta

Uncisudis advena

Scopelosaurus gibbsi

Order Beryciformes

Longwing spinyfin

Parinoberyx horridus

Hoplostethus tenebricus

Atlantic roughy

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

Hoplostethus marisrubri

Paratrachichthys sajademalensis

Aulotrachichthys prosthemius

Hoplostethus rubellopterus

Hoplostethus metallicus

Hoplostethus fragilis

Hoplostethus abramovi

Parmops echinatus

Diretmoides veriginae

Paratrachichthys argyrophanus

Slimy head

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

Hoplostethus melanopterus

Hoplostethus druzhinini

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

Flintperch

Hoplostethus confinis

Paratrachichthys fernandezianus

Hoplostethus rifti

Aulotrachichthys latus

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.

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.

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.

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.

Cetomimus gillii

Danacetichthys galathenus

Festive ribbonfish

Trunov southern cetomimid

Parataeniophorus brevis

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

Pink flabby whalefish

Whalefish

Savage's birdsnouted whalefish

Gyrinomimus bruuni

Parataeniophorus gulosus

Ditropichthys storeri

Procetichthys kreffti

Ataxolepis apus

Cetomimus kerdops

Order Chimaeriformes

Gal

Hydrolagus lusitanicus

Order Gadiformes

Grenadier fish

Patagonian codling

Tripterophycis svetovidovi

Whitson's grenadier

Pugnose grenadier

Coelorinchus melanosagmatus

Coryphaenoides striaturus

Physiculus parini

Parin's grenadier

Gadomus multifilis

Coryphaenoides microps

Rhynchogadus hepaticus

Hymenocephalus striatulus

Striped codlet

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

Narrowsnout grenadier

Fragile grenadier

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

Coelorinchus vityazae

Slendertail grenadier

Trachonurus sentipellis

Physiculus sazonovi

Physiculus longifilis

Blunt-nosed grenadier

Coryphaenoides semiscaber

Gadomus capensis

Coryphaenoides mcmillani

Hymenocephalus barbatulus

Dogtooth grenadier

Kumba maculisquama

Berry's grenadier

Bathygadus spongiceps

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

Sphagemacrurus pumiliceps

Coelorinchus nazcaensis

Physiculus peregrinus

Coryphaenoides grahami

Large-eye grenadier

Hymenocephalus antraeus

Physiculus therosideros

Macrouroides inflaticeps

Coryphaenoides spinulosus

Physiculus nigriscens

Bluntnose grenadier

Finescale mora

Threadfin grenadier

Mediterranean grenadier

Echinomacrurus mollis

Bighead mora

Carmine grenadier

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

Shortbeard grenadier

Javelin fish - The thorntooth grenadier or javelin fish, Lepidorhynchus denticulatus , is a rattail, the only member of the genus Lepidorhynchus, found around southern Australia and New Zealand, at depths of between 200 and 1,000 m.

Squalogadus modificatus

Sphagemacrurus richardi

Coelorinchus trunovi

Sturgeon-like grenadier fish

Guttigadus nudicephalus

Physiculus roseus

Kaiwi Channel grenadier

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

Doublethread grenadier

Coryphaenoides macrolophus

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

Coryphaenoides camurus

Hymenocephalus aterrimus

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

Bathypelagic rattail

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

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.

Regalecus russelii

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

Order Lophiiformes

Himantolophus mauli

Oneirodes micronema

Oneirodes thysanema

Gigantactis longicirra

Acentrophryne longidens

Pietschichthys horridus

Linophryne racemifera

Himantolophus crinitus

Oneirodes kreffti

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.

Gigantactis gracilicauda

Himantolophus paucifilosus

Oneirodes pietschi

Gigantactis balushkini

Linophryne maderensis

Himantolophus azurlucens

Oneirodes dicromischus

Bufoceratias shaoi

Linophryne digitopogon

Haplophryne triregium

Oneirodes bradburyae

Dolopichthys jubatus

Gigantactis watermani

Linophryne bicornis

Gigantactis microdontis

Linophryne algibarbata

Stargazing seadevil

Himantolophus nigricornis

Diceratias trilobus

Smooth anglerfish

Plainchin dreamarm

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.

Gigantactis kreffti

Himantolophus macroceras

Oneirodes macrosteus

Himantolophus compressus

Oneirodes haplonema

Oneirodes pterurus

Gigantactis gibbsi

Ctenochirichthys longimanus

Caulophryne pietschi

Linophryne polypogon

Linophryne lucifer

Himantolophus albinares

Oneirodes clarkei

Smooth dreamer

Rhynchactis macrothrix

Murray's abyssal anglerfish

Whalehead dreamer

Himantolophus melanolophus

Oneirodes mirus

Oneirodes whitleyi

Gigantactis macronema

Photocorynus spiniceps - The known mature male individuals are 6.

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.

Himantolophus pseudalbinares

Oneirodes plagionema

Gigantactis elsmani

Linophryne parini

Himantolophus borealis

Nightmare dreamer

Bulbous dreamer

Phyllorhinichthys balushkini - P.

Bufoceratias thele

Linophryne escaramosa

Danaphryne nigrifilis

Linophryne bipennata

Oneirodes alius

Short-rod anglerfish

Dolopichthys karsteni

Gigantactis microphthalmus

Linophryne andersoni

Melanocetus eustalus

Torpedo batfish

Tyrannophryne pugnax - The most distinctive feature of T.

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.

Gigantactis longicauda

Pentherichthys venustus

Himantolophus macroceratoides

Oneirodes melanocauda

Chirophryne xenolophus

Acentrophryne dolichonema

Caulophryne polynema

Linophryne quinqueramosa

Himantolophus cornifer

Oneirodes heteronema

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.

Oneirodes cristatus

Chaenophryne ramifera

Rhynchactis microthrix

Linophryne densiramus

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

Oneirodes basili

Dolopichthys dinema

Cosmopolitan whipnose

Himantolophus multifurcatus

Two-rod anglerfish

Oneirodes myrionemus

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.

Gigantactis ios

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 trewavasae

Atlantic footballfish

Oneirodes macronema

Pacific footballfish

Oneirodes posti

Gigantactis gargantua

Triplewart seadevil

Caulophryne pelagica

Linophryne pennibarbata

Himantolophus brevirostris

Oneirodes flagellifer

Bulbous dreamer

Smooth dreamer

Robia legula

Phyllorhinichthys micractis - P.

Bufoceratias wedli

Linophryne indica

Dolopichthys pullatus

Rhynchactis leptonema

Linophryne brevibarbata

Oneirodes anisacanthus

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 .

Order Myctophiformes

Slimtail lampfish

Diaphus umbroculus

Lantern fish

Symbolophorus rufinus

Gymnoscopelus hintonoides

Bolinichthys nikolayi

Diaphus handi

Cocco's lantern fish

Diaphus drachmanni

Pacific blackchin

Pig-headed lantern fish

Lampanyctus hubbsi

Diaphus subtilis

Skinnycheek lanternfish

Longfin lanternfish

Golden lanternfish

Lampanyctus tenuiformis

Electron subantarctic

Mirror lanterfish

Protomyctophum bolini

Pinpoint lampfish

Slendertail lanternfish

Metelectrona ventralis

Smallfin lanternfish

Nannobrachium idostigma

Taaningichthys minimus

Nannobrachium crypticum

Wisner's lantern fish

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

Gymnoscopelus opisthopterus

Protomyctophum gemmatum

Hintonia candens

Myctophum lychnobium

Gymnoscopelus braueri

Diaphus dahlgreni

Diaphus arabicus

Protomyctophum andriashevi

Transparent lantern fish

Black lantern fish

Gonichthys barnesi

Tarletonbeania taylori

Large-scaled lantern fish

Gymnoscopelus microlampas

Nannobrachium gibbsi

Diaphus lucidus

Krefftichthys anderssoni

Thickhead lanternfish

Smallfin lanternfish

Diaphus ehrhorni

Lampanyctus iselinoides

Diaphus taaningi

Protomyctophum parallelum

Myctophum orientale

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.

Short-headed lantern fish

Lampadena urophaos atlantica

Diaphus richardsoni

Protomyctophum chilense

Andersen's lantern fish

Spothead lantern fish

Garnet lanternfish

Nannobrachium indicum

Nannobrachium cuprarium

Taaningichthys paurolychnus

Evermann's lantern fish

Doflein's false headlightfish

Popeye lampfish

Diaphus garmani

Rakery beaconlamp

Diaphus trachops

Gymnoscopelus fraseri

Diaphus dehaveni

Protomyctophum luciferum

Lantern fish

Spinycheek lanternfish

Nannobrachium phyllisae

Gilbert's large lantern fish

Neoscopelus microchir

Diaphus nielseni

Lampanyctus

Mead's lanternfish

Metelectrona ahlstromi

Golden-nosed lantern fish

Reinhardt's lantern fish

Diaphus jenseni

Lobisomem

Lampanyctus simulator

Nannobrachium bristori

Brokenline lanternfish

Taaning's lantern fish

Bigeye lanternfish

Myctophum indicum

Lampanyctus vadulus

Chubby flashlightfish

Nannobrachium wisneri

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.

Laura's lantern fish

Order Notacanthiformes

Aldrovandia rostrata

Halosaurus parvipennis

Polyacanthonotus africanus

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

Halosaurus carinicauda

Halosaurus attenuatus

Order Ophidiiformes

Barathronus bruuni

Apagesoma delosommatus

Thalassobathia nelsoni

Bassozetus zenkevitchi

Parabrotula plagiophthalmus

Barathronus pacificus

Barathrites parri

Bony-eared assfish

Aphyonus bolini

Brotulotaenia nielseni

Two-spined slopebrotula

Barathronus diaphanus

Leucobrotula adipata

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

Apagesoma edentatum

Nielsen's catetyx

Pelagic brotula

Brotulotaenia brevicauda

Parabrotula tanseimaru

Barathronus parfaiti

Barathronus bicolor

Aphyonus brevidorsalis

Lamprogrammus niger

Brotulotaenia nigra

Marshall slopebrotula

Barathronus multidens

Order Osmeriformes

Holtbyrnia ophiocephala

Salmon smooth-head

Dolichopteryx binocularis

Asquamiceps caeruleus

Snubnose blacksmelt

Mentodus eubranchus

Normichthys yahganorum

Bajacalifornia erimoensis

Holtbyrnia conocephala

Fiolenti's smooth-head

Bathylagus niger

Maulisia acuticeps

Rouleina livida

Nansenia sanrikuensis

Bathylagichthys longipinnis

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

Bathytroctes macrognathus

California smoothtongue

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

Bajacalifornia arcylepis

Loosescale smooth-head

Nansenia ahlstromi

Smallscale smooth-head

Sagamichthys gracilis

Searsioides calvala

Norman's smooth-head

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

Bathytroctes elegans

Agassiz' smooth-head

Antillean smooth-head

Palebelly searsid

Mentodus facilis

Werner's smooth-head

Dolichopteryx brachyrhynchus

Teardrop tubeshoulder

Conocara kreffti

Blackchin blacksmelt

Palegold searsid

Bathylagoides argyrogaster

Bathytroctes zugmayeri

Threadfin smooth-head

Koefoed's smooth-head

Leptoderma lubricum

Dolichopteryx rostrata

Mentodus perforatus

Streaklight tubeshoulder

Murray's smooth-head

Dolichopteryx anascopa

Matsuichthys aequipinnis

Rouleina guentheri

Nansenia megalopa

Nansenia antarctica

Bathytroctes pappenheimi

Schnakenbeck's searsid

Searsioides multispinus

Bathytroctes inspector

Vaillant's smooth-head

Hairfin smooth-head

Barbantus elongatus

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

Mentodus longirostris

Bathylaco nielseni

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

Fanfin smooth-head

Fangtooth smooth-head

Holtbyrnia intermedia

Bajacalifornia microstoma

Robust blacksmelt

Bathylagus andriashevi

Rouleina eucla

Nansenia iberica

Bajacalifornia aequatoris

Winteria telescopa

Toothless smooth-head

Michael Sars smooth-head

Leptoderma retropinna

Dolichopteryx trunovi

Bathytroctes breviceps

Order Perciformes

Malakichthys levis

Pseudoscopelus obtusifrons

Pseudoscopelus astronesthidens

Seleniolycus robertsi

Gaper

Trewavas croaker

Melanostigma inexpectatum

Lycodapus microchir

Lycodapus

Tasmanian ruffe

Pseudoscopelus sagamianus

Pseudoscopelus lavenbergi

Kali macrura

Bathyclupea megaceps

Black swallower

Barracuda cardinalfish

Pseudoscopelus altipinnis

Howella zina

Melanostigma vitiazi

Seleniolycus laevifasciatus

Paracaristius heemstrai

Dysalotus oligoscolus

Melanostigma bathium

Bigtooth eelpout

Pachycara dolichaulus

Plectranthias robertsi

Malakichthys mochizuki

Pseudoscopelus parini

Thinlip splitfin

Kali indica

Platyberyx opalescens

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

Bathyclupea hoskynii

Pseudoscopelus bothrorrhinos

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

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

Kali normani

Plectranthias pallidus

Malakichthys barbatus

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

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.

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.

Pseudoscopelus pierbartus

Aethotaxis mitopteryx pawsoni

Pseudoscopelus cephalus

Kali macrodon

Deepsea herring

Cutlassfish

Sherborn's cardinalfish

Stubraker sculpin

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

Pseudoscopelus stellatus

Brilliant pomfret

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

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

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

Order Scorpaeniformes

Multipore dwarf snailfish

Notoliparis antonbruuni

Midwater scorpionfish

Deepwater rockfish - S.

Stein's dwarf snailfish

Squaloliparis dentatus

Gelatinous dwarf snailfish

Careproctus marginatus

Genioliparis kafanovi

Marvelous dwarf snailfish

Tadpole liparid

Short-headed sculpin

Blackmouth rockfish

Paraliparis carlbondi

Edentoliparis terraenovae

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

Scopeloberyx microlepis

Scopelogadus unispinis

Large-headed midnight fish

Order Stomiiformes

Eustomias parri

Ebeling's fangjaw

Pacific astronesthid fish

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

Cyclothone obscura

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.

Snaggletooth

Eustomias curtifilis

Eustomias cirritus

Melanostomias pollicifer

Eustomias monoclonoides

Chauliodus pammelas

Eustomias schiffi

Benttooth bristlemouth

Eustomias posti

Lovely hatchetfish

Margrethia valentinae

Stomias danae

Astronesthes karsteni

Torpedo dragonfish

Eustomias braueri

Melanostomias globulifer

Eustomias mesostenus

Astronesthes dupliglandis

Astronesthes gudrunae

Leptostomias multifilis

Ichthyococcus parini

Eustomias bibulboides

Oceanic lightfish - The oceanic lightfish, Vinciguerria nimbaria, a lightfish of the genus Vinciguerria, is found in all deep tropical and subtropical oceans and seas, from depths of 20 to 5,000 m.

Eustomias macronema

Sparing

Argyripnus pharos

Eustomias interruptus

Slender snaggletooth

Maurolicus rudjakovi

Photonectes margarita

Eustomias aequatorialis

Astronesthes

Slender bristlemouth

Photonectes albipennis

Aristostomias polydactylus

Garrick

Astronesthes martensii

Eustomias cryptobulbus

Eustomias pacificus

Eustomias micropterygius

Elongated bristlemouth fish

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

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.

Half-naked hatchetfish

Scaly dragonfish

Astronesthes lampara

Eustomias bulbornatus

Tentacle dragonfish

Thorophos nexilis

Pacific blackdragon

Eustomias bimargaritoides

Hatchetfish

Eustomias medusa

Bathophilus irregularis

Scaly dragonfish

Astronesthes indicus

Highlight hatchetfish

Astronesthes galapagensis

Eustomias austratlanticus

Pearlside

Bulldog lightfish

Photostomias goodyeari

Eustomias lanceolatus

Bathophilus brevis

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.

Photonectes gracilis

Astronesthes tatyanae

Panama snaggletooth

Polyipnus meteori

Eustomias ignotus

Odontostomias micropogon

Emperor seamount lightfish

Threelight dragonfish

Eustomias contiguus

Melanostomias stewarti

Eustomias monoclonus

Chauliodus schmidti

Eustomias schmidti

Aristostomias grimaldii

Eustomias problematicus

Grammatostomias flagellibarba

Eustomias brevibarbatus

Melanostomias melanopogon

Astronesthes haplophos

Leptostomias robustus

Ichthyococcus polli

Eustomias bifilis

Photonectes parvimanus

Eustomias albibulbus

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

Valenciennellus carlsbergi

Eustomias ioani

Bathophilus altipinnis

Astronesthes exsul

Maurolicus stehmanni

Opostomias micripnus

Astronesthes atlanticus

Maurolicus kornilovorum

Cyclothone pygmaea

Melanostomias nigroaxialis

Astronesthes splendida

Eustomias cancriensis

Eustomias minimus

Chauliodus minimus

Eustomias satterleei

Sladen's hatchet fish

Alcock's boafish

Astronesthes leucopogon

Shortbarbel dragonfish

Astronesthes indopacificus

Gonostoma longipinnis

Thysanactis dentex

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 bituberoides

Eustomias melanostigmoides

Bigeye lightfish

Bathophilus kingi

Sternoptyx pseudodiaphana

Snaggletooth

Leptostomias longibarba

Lightfish

Loosejaw

Eustomias bertelseni

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Eustomias longiramis

Scaleless black dragonfish

Argyripnus iridescens