HomeFish encyclopediaRay-finned fishesSawbelliesSlimeheadsMediterranean slimehead Mediterranean slimehead (Hoplostethus mediterraneus mediterraneus) Scientific name: Hoplostethus mediterraneus mediterraneus Cuvier, 1829 The Mediterranean slimehead (Hoplostethus mediterraneus mediterraneus) is a marine fish of the family Trachichthyidae. Biologyand 3474 state the species is pelagic but indicates the species is demersal. Found over muddy bottom.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHoplostethus mediterraneus mediterraneusFamilyTrachichthyidae (Slimeheads)OrderBeryciformes (Sawbellies)ClassActinopterygii (Ray-finned fishes)Maximum length42.0Common length20.0Depth range100–1175 m (328–3855 ft)EnvironmentMarine; benthopelagic; depth range 100 - 1175 mClimateSubtropicalDistributionGenerally cosmopolitan. Eastern Atlantic: Ireland to Senegal, Canary Islands, and the Gulf of Guinea, including the Mediterranean; also Namibia and South Africa. Reported from Iceland. Western Indian Ocean: Red Sea and South Africa. Western Atlantic: Georges Bank to northern Gulf of Mexico, Great Antilles, and Venezuela to southern Brazil (Moore, pers. comm.).Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceLow, minimum population doubling time 4.5 - 14 years (K=0.11; tmax=11) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026