''Hoplostethus'' is a genus of fish in the

slimehead Slimeheads, also known as roughies and redfish, are mostly small, exceptionally long-lived, deep-sea beryciform fish constituting the family Trachichthyidae (derived from the Greek ''trachys'' – "rough" and ''ichthys'' – "fish"). Found in tem ...

family.

Species

There are 30 species in this genus: * ''

Hoplostethus abramovi ''Hoplostethus abramovi'' is a slimehead Slimeheads, also known as roughies and redfish, are mostly small, exceptionally long-lived, deep-sea beryciform fish constituting the family Trachichthyidae (derived from the Greek ''trachys'' – "roug ...

'' Kotlyar, 1986 * ''

Hoplostethus atlanticus The orange roughy (''Hoplostethus atlanticus''), also known as the red roughy, slimehead and deep sea perch, is a relatively large deep-sea fish belonging to the slimehead family (Trachichthyidae). The UK Marine Conservation Society has categoriz ...

'' ( Collett, 1889) - orange roughy * ''

Hoplostethus cadenati The black slimehead (''Hoplostethus cadenati'') is a member of the order Beryciformes. It is found along the coast of northwest Africa from Cape Verde down to South Africa South Africa, officially the Republic of South Africa (RSA), is t ...

'' Quéro, 1974 - black slimehead * ''

Hoplostethus confinis ''Hoplostethus confinis'' is a species of slimehead native to the Andaman Sea in the Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or ~19.8% of the water on Earth's surface. It is bounde ...

'' Kotlyar, 1980 * ''

Hoplostethus crassispinus ''Hoplostethus crassispinus'' is a species of slimehead Slimeheads, also known as roughies and redfish, are mostly small, exceptionally long-lived, deep-sea beryciform fish constituting the family Trachichthyidae (derived from the Greek ''trac ...

'' Kotlyar, 1980 * ''

Hoplostethus druzhinini ''Hoplostethus druzhinini'' is a species of slimehead native to the western Indian Ocean off the coast of Yemen Yemen (; ar, ٱلْيَمَن, al-Yaman), officially the Republic of Yemen,, ) is a country in Western Asia. It is situated on ...

'' Kotlyar, 1986 * ''

Hoplostethus fedorovi ''Hoplostethus fedorovi'' is a small deep-sea fish species belonging to the slimehead family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by ...

'' (Kotlyar, 1986) * ''

Hoplostethus fragilis The Chilean roughy (''Hoplostethus fragilis'') is a slimehead native to the Valparaíso region of Chile in the southeast Pacific. It lives at depths between . It has been known to contain high levels of mercury Mercury commonly refers to: * Mer ...

'' ( F. de Buen, 1959) - Chilean roughy * ''

Hoplostethus gigas The giant sawbelly (''Hoplostethus gigas'') is a medium-sized deep-sea fish species belonging to the slimehead family (Trachichthyidae). It is found along the western and southern coasts of Australia and near New Zealand. It lives on the continent ...

'' ( McCulloch, 1914) - giant sawbelly * ''

Hoplostethus grandperrini Grandperrin's giant sawbelly (''Hoplostethus grandperrini'') is a slimehead native to the Norfolk Ridge and waters off southern New Caledonia ) , anthem = "" , image_map = New Caledonia on the globe (small islands magnified) (Polynesia cent ...

'' C. D. Roberts & M. F. Gomon, 2012Roberts, C.D. & Gomon, M.F. (2012)
A review of giant roughies of the genus ''Hoplostethus'' (Beryciformes, Trachichthyidae), with descriptions of two new Australasian species.
''Memoirs of Museum Victoria'' 69: 341–54. - Grandperrin's giant sawbelly * '' Hoplostethus intermedius'' ( Hector, 1875) - blacktip sawbelly * '' Hoplostethus japonicus'' ( Hilgendorf, 1879) - Western Pacific roughy * '' Hoplostethus latus'' (McCulloch, 1914) - palefin sawbelly * '' Hoplostethus marisrubri'' Kotlyar, 1986 - Red Sea roughy * '' Hoplostethus mediterraneus'' (Cuvier, 1829) - Mediterranean slimehead, silver roughy * '' Hoplostethus melanopeza'' C. D. Roberts & M. F. Gomon, 2012 - New Zealand giant sawbelly * '' Hoplostethus melanopterus'' Fowler, 1938 - blackfin roughy * '' Hoplostethus melanopus'' ( M. C. W. Weber, 1913) - smallscale slimehead * '' Hoplostethus mento'' ( Garman, 1899) - slimy head * ''

Hoplostethus metallicus The metallic roughy (''Hoplostethus metallicus'') is a slimehead of the order Beryciformes. It is native to the Western Central Pacific along the eastern seaboard of Negros Island in the Philippines and other locations in the Sulu Sea ...

'' (Fowler, 1938) - metallic roughy * ''

Hoplostethus mikhailini ''Hoplostethus mikhailini'' is a deepwater species of the family Trachichthyidae. It is native to the Southeast Atlantic and Western Indian Ocean from the Cape of Good Hope The Cape of Good Hope ( af, Kaap die Goeie Hoop ) ;''Kaap'' in iso ...

'' (Kotlyar, 1986) * ''

Hoplostethus occidentalis ''Hoplostethus occidentalis'', more commonly known as the Atlantic roughy or western roughy, is a member of the family Trachichthyidae. It has a wide distribution in the Atlantic Ocean ranging from as far south as Brazil all the way to southe ...

'' ( Woods, 1973) - western roughy * ''

Hoplostethus pacificus The eastern Pacific roughy (''Hoplostethus pacificus'') is a slimehead of the Order (biology), order Beryciformes. It is found in the Pacific Ocean, Southeast Pacific from Ecuador and the Galápagos Islands to Peru. It can be found as deep as . ...

'' (Garman, 1899) - Eastern Pacific roughy * ''

Hoplostethus ravurictus ''Hoplostethus ravurictus'' is a member of the family Trachichthyidae It is native to the Eastern Indian Ocean off Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the ma ...

'' (M. F. Gomon, 2008)Gomon, M. F. (2008)
A new species of the roughy genus ''Hoplostethus'' (Trachichthyidae) off north-western Australia.
''Memoirs of Museum Victoria'' 65, 189-94. * ''

Hoplostethus rifti ''Hoplostethus rifti'' is a member of the family Trachichthyidae It is found in the Western Indian Ocean Western may refer to: Places *Western, Nebraska, a village in the US *Western, New York, a town in the US *Western Creek, Tasmania, ...

'' (Kotlyar, 1986) * ''

Hoplostethus robustispinus The thickspine roughy (''Hoplostethus robustispinus'') is a slimehead of the order Beryciformes. It is native to the Northwestern Pacific near the Philippines and Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an isla ...

'' ( J. A. Moore & Dodd, 2010)Moore, J. A. and K. A. Dodd. (2010)
A new species of the roughy genus ''Hoplostethus'' (Teleostei: Trachichthyidae) from the Philippines.
''Bulletin of the Peabody Museum of Natural History'' 51(1) 137-44. - thickspine roughy * ''

Hoplostethus rubellopterus ''Hoplostethus rubellopterus'', is a small deep-sea fish species belonging to the slimehead family (biology), family (Trachichthyidae). It is found in the Indian Ocean (identified near Somalia and Mentawai Ridge, Indonesia). Hoplostethus rubello ...

'' (Kotlyar, 1980) * ''

Hoplostethus shubnikovi The Metavay sawbelly (''Hoplostethus shubnikovi'') is a slimehead of the order Order, ORDER or Orders may refer to: * Categorization, the process in which ideas and objects are recognized, differentiated, and understood * Heterarchy, a system ...

'' (Kotlyar, 1980) - Metavay sawbelly * ''

Hoplostethus tenebricus ''Hoplostethus tenebricus'' is a small deep-sea fish species belonging to the slimehead family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (b ...

'' (Kotlyar, 1980) * '' Hoplostethus vniro'' (Kotlyar, 1995)

References

Taxa named by Georges Cuvier Marine fish genera {{Beryciformes-stub