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Fish Identification: Find Species

Class: Holocephali
Order: Chimaeriformes
Family: Chimaeridae Shortnose chimaeras or ratfishes

Genus: Hydrolagus

(See list of species below)



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26 species
(see list below)
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Photo by Mouritsen, R.

Northeast Atlantic
Max. Length 130 cm TL
Hydrolagus affinis (de Brito Capello, 1868)

Photo by Mouritsen, R.
 
Hydrolagus affinis
[Smalleyed rabbitfish]

Photo by Le Noury, P.

Western Indian Ocean
Max. Length 67 cm TL
Hydrolagus africanus (Gilchrist, 1922)

Photo by Le Noury, P.
 
Hydrolagus africanus
[African chimaera]

Photo by NOAA\NMFS\Mississippi Laboratory

Eastern Atlantic
Max. Length 54 cm SL
Hydrolagus alberti Bigelow & Schroeder, 1951

Photo by NOAA\NMFS\Mississippi Laboratory
 
Hydrolagus alberti
[]
No picture found
Eastern Central Pacific
Max. Length 48 cm TL

 
Hydrolagus alphus
[]

Photo by Reyes, R.B.

Northwest Pacific

Hydrolagus barbouri (Garman, 1908)

Photo by Reyes, R.B.
 
Hydrolagus barbouri
[]
No picture found
Southwest Pacific
Max. Length 111.5 cm TL

 
Hydrolagus bemisi
[]

Photo by Nichols, J.

Northeastern Pacific
Max. Length 100 cm TL
Hydrolagus colliei (Lay & Bennett, 1839)

Photo by Nichols, J.
 
Hydrolagus colliei
[Spotted ratfish]

Photo by FAO

Western Central Pacific
Max. Length 73 cm TL
Hydrolagus deani (Smith & Radcliffe, 1912)

Photo by FAO
 
Hydrolagus deani
[Philippine chimaera]
No picture found
Northwest Pacific

 
Hydrolagus eidolon
[]
No picture found
Southeastern Atlantic and
Max. Length 144.2 cm TL

 
Hydrolagus erithacus
[Robin’s ghostshark]
No picture found
Southern Ocean
Max. Length 108.5 cm TL

 
Hydrolagus homonycteris
[Black ghostshark]

Photo by FAO

Indo-West Pacific
Max. Length 88 cm TL
Hydrolagus lemures (Whitley, 1939)

Photo by FAO
 
Hydrolagus lemures
[Blackfin ghostshark]
No picture found
Northeast Atlantic
Max. Length 117.7 cm OT

 
Hydrolagus lusitanicus
[]

Photo by Reyes, P.

Eastern Pacific
Max. Length 63.9 cm TL
Hydrolagus macrophthalmus de Buen, 1959

Photo by Reyes, P.
 
Hydrolagus macrophthalmus
[Big eye chimaera]
No picture found
Western Pacific
Max. Length 80.1 cm TL

 
Hydrolagus marmoratus
[]

Photo by Fischer, L.G.

Southwestern Atlantic
Max. Length 69.5 cm TL
Hydrolagus matallanasi Soto & Vooren, 2004

Photo by Fischer, L.G.
 
Hydrolagus matallanasi
[Striped rabbitfish]
No picture found
Eastern Central Pacific
Max. Length 38.1 cm TL

 
Hydrolagus mccoskeri
[Galápagos Ghost Shark]

Photo by Reyes, P.

Eastern Pacific Ocean
Max. Length 120 cm TL
Hydrolagus melanophasma James, Ebert, Long & Didier, 2009

Photo by Reyes, P.
 
Hydrolagus melanophasma
[Eastern Pacific Black Ghostshark]

Photo by JAMARC

Eastern Atlantic
Max. Length 41 cm SL
Hydrolagus mirabilis (Collett, 1904)

Photo by JAMARC
 
Hydrolagus mirabilis
[Large-eyed rabbitfish]

Photo by Shao, K.T.

Northwest Pacific

Hydrolagus mitsukurii (Jordan & Snyder, 1904)

Photo by Shao, K.T.
 
Hydrolagus mitsukurii
[Spookfish]

Photo by SeaFIC

Southwest Pacific
Max. Length 96 cm TL
Hydrolagus novaezealandiae (Fowler, 1911)

Photo by SeaFIC
 
Hydrolagus novaezealandiae
[Dark ghost shark]

Photo by Yau, B.

Eastern Indian Ocean and
Max. Length 85 cm WD
Hydrolagus ogilbyi (Waite, 1898)

Photo by Yau, B.
 
Hydrolagus ogilbyi
[Ogilbys ghostshark]

Photo by Wirtz, P.

Northeast Atlantic

Hydrolagus pallidus Hardy & Stehmann, 1990

Photo by Wirtz, P.
 
Hydrolagus pallidus
[]
No picture found
Pacific Ocean

 
Hydrolagus purpurescens
[Purple chimaera]
No picture found
Western Pacific
Max. Length 120.4 cm TL

 
Hydrolagus trolli
[Pointy-nosed blue chimaera]
No picture found
Eastern Indian Ocean

 
Hydrolagus waitei
[]



26 species

Sort by: Species Length Year
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Scientific Name English Name Distribution Max. Length (cm) Year
Hydrolagus affinis Smalleyed rabbitfish Northeast Atlantic 130 TL 1868
Hydrolagus africanus African chimaera Western Indian Ocean 67 TL 1922
Hydrolagus alberti Eastern Atlantic 54 SL 1951
Hydrolagus alphus Eastern Central Pacific 48 TL 2006
Hydrolagus barbouri Northwest Pacific 1908
Hydrolagus bemisi Southwest Pacific 111.5 TL 2002
Hydrolagus colliei Spotted ratfish Northeastern Pacific 100 TL 1839
Hydrolagus deani Philippine chimaera Western Central Pacific 73 TL 1912
Hydrolagus eidolon Northwest Pacific 1925
Hydrolagus erithacus Robin’s ghostshark Southeastern Atlantic and 144.2 TL 2017
Hydrolagus homonycteris Black ghostshark Southern Ocean 108.5 TL 2008
Hydrolagus lemures Blackfin ghostshark Indo-West Pacific 88 TL 1939
Hydrolagus lusitanicus Northeast Atlantic 117.7 OT 2005
Hydrolagus macrophthalmus Big eye chimaera Eastern Pacific 63.9 TL 1959
Hydrolagus marmoratus Western Pacific 80.1 TL 2008
Hydrolagus matallanasi Striped rabbitfish Southwestern Atlantic 69.5 TL 2004
Hydrolagus mccoskeri Galápagos Ghost Shark Eastern Central Pacific 38.1 TL 2006
Hydrolagus melanophasma Eastern Pacific Black Ghostshark Eastern Pacific Ocean 120 TL 2009
Hydrolagus mirabilis Large-eyed rabbitfish Eastern Atlantic 41 SL 1904
Hydrolagus mitsukurii Spookfish Northwest Pacific 1904
Hydrolagus novaezealandiae Dark ghost shark Southwest Pacific 96 TL 1911
Hydrolagus ogilbyi Ogilbys ghostshark Eastern Indian Ocean and 85 WD 1898
Hydrolagus pallidus Northeast Atlantic 1990
Hydrolagus purpurescens Purple chimaera Pacific Ocean 1905
Hydrolagus trolli Pointy-nosed blue chimaera Western Pacific 120.4 TL 2002
Hydrolagus waitei Eastern Indian Ocean 1907



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cfm script by eagbayani, 30.11.04, ,  php script by cmilitante, 05/11/2010 ,  last modified by cmilitante, 14/03/2013