Bathypelagic fish - Fish living in the bathypelagic environment

Lestidium bigelowi

Lestidiops pacificus

Scopelarchoides signifer

Evermannella megalops

Stemonosudis molesta

Scopelosaurus gibbsi

Uncisudis advena

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

Stemonosudis bullisi

Naked barracuda

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

Chubby pearleye

Longfin pearleye

Scopelarchoides kreffti

Paralepis speciosa

Hoplostethus melanopterus

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

Stemonosudis intermedia

Benthalbella elongata

Lestidiops extrema

Scopelarchoides climax

Dolichosudis fuliginosa

Stemonosudis rothschildi

Scopelosaurus mauli

Uncisudis longirostra

Paperbones

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

Stemonosudis elegans

Fierce pike smelt

Atlantic barracudina

Benthalbella macropinna

Strange pike smelt

Scopelarchoides nicholsi

Order Beryciformes

Slimy head

Hoplostethus druzhinini

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.

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

Aulotrachichthys prosthemius

Flintperch

Hoplostethus confinis

Paratrachichthys fernandezianus

Hoplostethus rifti

Slimy head

Hoplostethus fedorovi

Parinoberyx horridus

Longwing spinyfin

Hoplostethus tenebricus

Atlantic roughy

Hoplostethus marisrubri

Hoplostethus crassispinus

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.

Paratrachichthys sajademalensis

Hoplostethus rubellopterus

Hoplostethus metallicus

Aulotrachichthys latus

Hoplostethus fragilis

Hoplostethus abramovi

Diretmoides veriginae

Parmops echinatus

Paratrachichthys argyrophanus

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.

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.

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

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.

Pale spotted catshark - The pale spotted spotted catshark, Asymbolus pallidus, is a cat shark of the family Scyliorhinidae found only off Queensland, at depths of between 225 and 400 m.

Fat catshark - Apristurus pinguis, the fat catshark, is a cat shark of the family Scyliorhinidae found only in deep water in the East China Sea.

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.

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.

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.

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

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

Order Cetomimiformes

Vitiaziella cubiceps

Pink flabby whalefish

Whalefish

Savage's birdsnouted whalefish

Gyrinomimus bruuni

Parataeniophorus gulosus

Ditropichthys storeri

Procetichthys kreffti

Cetomimus kerdops

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

Danacetichthys galathenus

Cetomimus gillii

Festive ribbonfish

Trunov southern cetomimid

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

Parataeniophorus brevis

Order Chimaeriformes

Hydrolagus lusitanicus

Gal

Order Gadiformes

Coryphaenoides grahami

Large-eye grenadier

Hymenocephalus antraeus

Physiculus therosideros

Coryphaenoides spinulosus

Bluntnose grenadier

Physiculus nigriscens

Smallhead moray cod

Echinomacrurus mollis

Threadfin grenadier

Mediterranean grenadier

Bighead mora

Kumba musorstom

Carmine grenadier

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

Kumba calvifrons

Finescale mora

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

Sturgeon-like grenadier fish

Coelorinchus trunovi

Guttigadus nudicephalus

Kaiwi Channel grenadier

Physiculus roseus

Nezumia cyrano

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

Bathygadus spongiceps

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.

Doublethread grenadier

Coryphaenoides macrolophus

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

Coryphaenoides camurus

Hymenocephalus aterrimus

Bathypelagic rattail

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

Tripterophycis svetovidovi

Patagonian codling

Pugnose grenadier

Coelorinchus melanosagmatus

Coryphaenoides striaturus

Parin's grenadier

Physiculus parini

Dusky rattail

Rhynchogadus hepaticus

Gadomus multifilis

Coryphaenoides microps

Globehead grenadier

Striped codlet

Hymenocephalus striatulus

Kumba punctulata

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

Macrouroides inflaticeps

Gadella brocca

Grenadier

Narrowsnout grenadier

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

Kumba gymnorhynchus

Slendertail grenadier

Coelorinchus vityazae

Trachonurus sentipellis

Physiculus sazonovi

Coryphaenoides semiscaber

Blunt-nosed grenadier

Physiculus longifilis

Muraenolepis andriashevi

Gadomus capensis

Coryphaenoides mcmillani

Hymenocephalus barbatulus

Berry's grenadier

Kumba maculisquama

Sphagemacrurus pumiliceps

Coelorinchus nazcaensis

Bluntsnout grenadier

Physiculus peregrinus

Order Lampriformes

Taper-tail ribbonfish

Regalecus russelii

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

Sticklebacks - It is found in deep subtropical and tropical waters around the world, living at depths during the day and making nightly vertical migrations to feed on plankton.

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

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

Crested oarfish

Dealfish

Southern ribbonfish

Order Lophiiformes

Bulbous dreamer

Oneirodes micronema

Himantolophus mauli

Phyllorhinichthys balushkini - P.

Bufoceratias thele

Linophryne escaramosa

Danaphryne nigrifilis

Himantolophus crinitus

Dolopichthys karsteni

Oneirodes dicromischus

Himantolophus azurlucens

Gigantactis microphthalmus

Melanocetus eustalus

Linophryne andersoni

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

Caulophryne polynema

Linophryne quinqueramosa

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

Diceratias trilobus

Smooth anglerfish

Himantolophus nigricornis

Acentrophryne dolichonema

Oneirodes macrosteus

Himantolophus macroceras

Rhynchactis microthrix

Linophryne densiramus

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

Oneirodes basili

Oneirodes haplonema

Himantolophus compressus

Dolopichthys dinema

Cosmopolitan whipnose

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

Oneirodes posti

Pacific footballfish

Gigantactis gargantua

Triplewart seadevil

Caulophryne pelagica

Linophryne pennibarbata

Phyllorhinichthys micractis - P.

Himantolophus melanolophus

Robia legula

Dolopichthys pullatus

Rhynchactis leptonema

Linophryne brevibarbata

Oneirodes anisacanthus

Oneirodes luetkeni

Himantolophus danae

Nightmare dreamer

Himantolophus borealis

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 .

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 .

Oneirodes thysanema

Gigantactis longicirra

Gigantactis gracilicauda

Pietschichthys horridus

Linophryne racemifera

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.

Oneirodes pietschi

Himantolophus paucifilosus

Gigantactis balushkini

Linophryne maderensis

Acentrophryne longidens

Oneirodes melanocauda

Chirophryne xenolophus

Himantolophus macroceratoides

Bufoceratias shaoi

Linophryne digitopogon

Haplophryne triregium

Oneirodes bradburyae

Gigantactis watermani

Linophryne bicornis

Oneirodes heteronema

Himantolophus cornifer

Dolopichthys jubatus

Plainchin dreamarm

Gigantactis microdontis

Linophryne algibarbata

Stargazing seadevil

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

Oneirodes pterurus

Gigantactis gibbsi

Ctenochirichthys longimanus

Caulophryne pietschi

Linophryne polypogon

Linophryne lucifer

Himantolophus albinares

Himantolophus multifurcatus

Oneirodes macronema

Atlantic footballfish

Rhynchactis macrothrix

Linophryne coronata

Oneirodes appendixus

Oneirodes flagellifer

Himantolophus brevirostris

Puck pinnata

Gigantactis savagei

Murray's abyssal anglerfish

Linophryne arcturi

Whalehead dreamer

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.

Gigantactis herwigi

Linophryne sexfilis

Oneirodes plagionema

Himantolophus pseudalbinares

Gigantactis elsmani

Linophryne parini

Order Myctophiformes

Andersen's lantern fish

Spothead lantern fish

Nannobrachium indicum

Taaningichthys paurolychnus

Protomyctophum bolini

Mirror lanterfish

Nannobrachium cuprarium

Evermann's lantern fish

Popeye lampfish

Doflein's false headlightfish

Diaphus garmani

Gymnoscopelus fraseri

Diaphus dehaveni

Lantern fish

Spinycheek lanternfish

Nannobrachium phyllisae

Gilbert's large lantern fish

Neoscopelus microchir

Diaphus nielseni

Metelectrona ahlstromi

Mead's lanternfish

Diaphus similis

Protomyctophum gemmatum

Spinytail lampfish

Lampanyctus

Golden-nosed lantern fish

Reinhardt's lantern fish

Lobisomem

Diaphus jenseni

Nannobrachium bristori

Chubby flashlightfish

Nannobrachium wisneri

Protomyctophum parallelum

Lampanyctus iselinoides

Diaphus richardsoni

Protomyctophum chilense

Lampadena urophaos atlantica

Nannobrachium fernae

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.

Symbolophorus rufinus

Bolinichthys nikolayi

Gymnoscopelus hintonoides

Skinnycheek lanternfish

Pacific blackchin

Pig-headed lantern fish

Lampanyctus tenuiformis

Electron subantarctic

Slendertail lanternfish

Diaphus aliciae

Diaphus ostenfeldi

Metelectrona ventralis

Diaphus megalops

Protomyctophum luciferum

Smallfin lanternfish

Nannobrachium idostigma

Nannobrachium crypticum

Taaningichthys minimus

Japanese lanternfish

Diaphus kuroshio

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.

Gymnoscopelus opisthopterus

Hygophum bruuni

Gymnoscopelus braueri

Diaphus dahlgreni

Diaphus arabicus

Protomyctophum andriashevi

Transparent lantern fish

Large-scaled lantern fish

Lampanyctus simulator

Taaning's lantern fish

Bigeye lanternfish

Brokenline lanternfish

Black lantern fish

Gonichthys barnesi

Tarletonbeania taylori

Krefftichthys anderssoni

Thickhead lanternfish

Gymnoscopelus microlampas

Diaphus ehrhorni

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

Order Notacanthiformes

Halosaurus attenuatus

Halosaurus parvipennis

Polyacanthonotus africanus

Aldrovandia rostrata

Halosaurus carinicauda

Bonapart's spiny eel

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

Order Ophidiiformes

Pelagic brotula

Brotulotaenia brevicauda

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

Parabrotula tanseimaru

Apagesoma edentatum

Bassozetus zenkevitchi

Barathronus pacificus

Lamprogrammus niger

Barathrites parri

Brotulotaenia nigra

Aphyonus brevidorsalis

Marshall slopebrotula

Barathronus diaphanus

Thalassobathia nelsoni

Parabrotula plagiophthalmus

Apagesoma delosommatus

Barathronus multidens

Brotulotaenia nielseni

Bony-eared assfish

Aphyonus bolini

Two-spined slopebrotula

Order Osmeriformes

Krefft's smooth-head

Abyssal smooth-head

Bathytroctes zugmayeri

Threadfin smooth-head

Koefoed's smooth-head

Leptoderma lubricum

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

Mentodus perforatus

Dolichopteryx anascopa

Bathylagus tenuis

Murray's smooth-head

Streaklight tubeshoulder

Matsuichthys aequipinnis

Bajacalifornia arcylepis

Bathytroctes pappenheimi

Schnakenbeck's searsid

Searsioides multispinus

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

Bathytroctes inspector

Vaillant's smooth-head

Hairfin smooth-head

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

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.

Fangtooth smooth-head

Holtbyrnia intermedia

Bathylagus andriashevi

Toothless smooth-head

Michael Sars smooth-head

Leptoderma retropinna

Dolichopteryx trunovi

Bathytroctes breviceps

Mentodus eubranchus

Dolichopteryx binocularis

Snubnose blacksmelt

Salmon smooth-head

Holtbyrnia ophiocephala

Rouleina livida

Nansenia sanrikuensis

Normichthys yahganorum

Maulisia acuticeps

Bathylagus niger

Fiolenti's smooth-head

Holtbyrnia conocephala

Bathylagichthys longipinnis

Bluethroat argentine

Brown slickhead

Bathytroctes squamosus

Starry smooth-head

Threadfin slickhead

Deep-sea smelt

Bathytroctes macrognathus

California smoothtongue

Bajacalifornia microstoma

Normichthys herringi

Loosescale smooth-head

Nansenia ahlstromi

Bathylaco nielseni

Bajacalifornia aequatoris

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

Mentodus facilis

Dolichopteryx brachyrhynchus

Teardrop tubeshoulder

Madeiran smooth-head

Nansenia tenuicauda

Asquamiceps caeruleus

Bathylagoides argyrogaster

Softskin smooth-head

Greenland argentine

Bajacalifornia erimoensis

Order Perciformes

Stout slipskin

Malakichthys levis

New Zealand ruffe

Melanostigma orientale

Trewavas croaker

Lycodapus derjugini

Bathyclupea gracilis

Seleniolycus robertsi

Gaper

Pseudoscopelus scutatus

Eumegistus brevorti

Pseudoscopelus microps

Plectranthias pallidus

Kali normani

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.

Longfin fathead

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

Bathyclupea megaceps

Black swallower

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

Lycenchelys imamurai

Bothrocara nyx

Pseudoscopelus pierbartus

Pseudoscopelus cephalus

Kali macrodon

Sherborn's cardinalfish

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

Aethotaxis mitopteryx pawsoni

Malakichthys mochizuki

White warehou - The white warehou, Seriolella caerulea, is a medusafish of the family Centrolophidae found in the southern Pacific and southern Atlantic oceans, at depths of between 500 and 800 m.

Pseudoscopelus stellatus

Brilliant pomfret

Plectranthias parini

Kali parri

Pseudoscopelus obtusifrons

Escolar

Kali falx

Pseudoscopelus astronesthidens

Blue driftfish

Tonga escolar

Bigmouth veilfin

Malakichthys barbatus

Melanostigma inexpectatum

Pseudoscopelus sagamianus

Tasmanian ruffe

Pseudoscopelus lavenbergi

Kali macrura

Pseudoscopelus altipinnis

Barracuda cardinalfish

Howella zina

Melanostigma vitiazi

Seleniolycus laevifasciatus

Malakichthys similis

Deepsea herring

Dysalotus oligoscolus

Paracaristius heemstrai

Melanostigma bathium

Bigtooth eelpout

Pachycara dolichaulus

Plectranthias robertsi

Pseudoscopelus parini

Thinlip splitfin

Pseudoscopelus bothrorrhinos

Platyberyx opalescens

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

Kali indica

Ariommid

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

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 bruuni

Monognathus smithi

Monognathus jesse

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

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.

Gulper eel

Monognathus taningi

Saccopharynx thalassa

Monognathus nigeli

Saccopharynx harrisoni

Monognathus boehlkei

Monognathus rosenblatti

Monognathus jesperseni

Saccopharynx paucovertebratis

Saccopharynx berteli

Order Scorpaeniformes

Blackmouth rockfish

Multipore dwarf snailfish

Edentoliparis terraenovae

Paraliparis carlbondi

Icelus mandibularis

Stein's dwarf snailfish

Gelatinous dwarf snailfish

Marvelous dwarf snailfish

Genioliparis ferox

Paraliparis skeliphrus

Acantholiparis caecus

Notoliparis antonbruuni

Smalleye dwarf snailfish

Midwater scorpionfish

Deepwater rockfish - S.

Squaloliparis dentatus

Genioliparis kafanovi

Careproctus marginatus

Sargasso dwarf snailfish

Tadpole liparid

Short-headed sculpin

Order Squaliformes

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.

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.

Japanese velvet dogfish - The Japanese velvet dogfish, Zameus ichiharai, is a harmless deepwater sleeper shark of the family Dalatiidae, found in the northwest Pacific from Suruga Bay and adjacent waters of Japan at depths of between 500 and 800 m.

Pygmy shark - Pygmy sharks are ovoviviparous and produce about 8 young in each litter.

Dwarf lantern shark - American ichthyologists Stewart Springer and George H.

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

Etmopterus caudistigmus - Reproduction is ovoviviparous.

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

Order Stephanoberyciformes

Malacosarcus macrostoma

Bigscale

Ridgehead

Scopelogadus unispinis

Large-headed midnight fish

Scopelogadus beanii

Ridgehead

Melamphaes macrocephalus

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.

Abyssoberyx levisquamosus

Scopeloberyx microlepis

Melamphaes laeviceps

Order Stomiiformes

Leptostomias robustus

Eustomias bifilis

Ichthyococcus polli

Lovely hatchetfish

Astronesthes karsteni

Eustomias albibulbus

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

Photonectes parvimanus

Sparing

Eustomias ioani

Valenciennellus carlsbergi

Eustomias monoclonoides

Chauliodus pammelas

Astronesthes gudrunae

Maurolicus stehmanni

Eustomias mesostenus

Astronesthes dupliglandis

Opostomias micripnus

Maurolicus kornilovorum

Eustomias cancriensis

Melanostomias nigroaxialis

Aristostomias polydactylus

Eustomias satterleei

Astronesthes martensii

Alcock's boafish

Shortbarbel dragonfish

Eustomias bituberoides

Gonostoma longipinnis

Thysanactis dentex

Eustomias melanostigmoides

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.

Half-naked hatchetfish

Argyripnus iridescens

Eustomias pacificus

Astronesthes indicus

Sternoptyx pseudodiaphana

Leptostomias longibarba

Eustomias bertelseni

Loosejaw

Lightfish

Bathophilus irregularis

Eustomias longiramis

Vinciguerria mabahiss - Vinciguerria mabahiss is a species of Vinciguerria.

Eustomias inconstans

Polyipnus soelae

Araiophos eastropas

Eustomias micropterygius

Astronesthes galapagensis

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

Astronesthes chrysophekadion

Pachystomias microdon

Maurolicus parvipinnis

Photonectes leucospilus

Bathophilus brevis

Photonectes achirus

Bonapartia pedaliota

Cyclothone parapallida

Eustomias dispar

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

Eustomias vitiazi

Maurolicus inventionis

Astronesthes tatyanae

Eustomias spherulifer

Snaggletooth

Deep-water bristlemouth

Eustomias crossotus

Valdivia black dragon fish

Aristostomias grimaldii

Diplophos pacificus

Eustomias quadrifilis

Snaggletooth

Stomias lampropeltis

Eustomias bulbiramis

Melanostomias melanopogon

Eustomias bimargaritatus

Atlantic fangjaw

Thorophos euryops

Eustomias magnificus

Heterophotus ophistoma

Eustomias patulus

Slender fangjaw

Black-belly dragonfish

Pacific hatchet fish

Astronesthes kreffti

Sternoptyx obscura

Maurolicus walvisensis

Eustomias australensis

Photostomias atrox

Slim lightfish

Highfin dragonfish

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

Constellationfish

Eustomias monoclonus

Chauliodus schmidti

Astronesthes haplophos

Maurolicus mucronatus

Arrow dragonfish

Photonectes caerulescens

Borostomias pacificus

Bathophilus altipinnis

Eustomias hulleyi

Odontostomias masticopogon

Polyipnus inermis

Eustomias curtifilis

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.

Cyclothone obscura

Astronesthes atlanticus

Astronesthes splendida

Benttooth bristlemouth

Eustomias cirritus

Melanostomias pollicifer

Margrethia valentinae

Astronesthes leucopogon

Stomias danae

Eustomias braueri

Torpedo dragonfish

Melanostomias globulifer

Sladen's hatchet fish

Argyripnus pharos

Eustomias parini

Astronesthes indopacificus

Leptostomias multifilis

Eustomias bibulboides

Ichthyococcus parini

Bathophilus kingi

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.

Eustomias aequatorialis

Photonectes margarita

Scaleless black dragonfish

Eustomias interruptus

Photonectes albipennis

Borostomias elucens

Slender bristlemouth

Eustomias elongatus

Astronesthes trifibulatus

Astronesthes decoratus

Eustomias tetranema

Astronesthes quasiindicus

Garrick

Eustomias cryptobulbus

Aristostomias lunifer

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

Astronesthes macropogon

Scaly dragonfish

Eustomias bulbornatus

Tentacle dragonfish

Scaly dragonfish

Eustomias bimargaritoides

Elongated bristlemouth fish

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.

Astronesthes lamellosus

Eustomias multifilis

Chauliodus vasnetzovi - Viperfish

Astronesthes illuminatus

Highlight hatchetfish

Pearlside