HomeFish encyclopediaHagfishesHagfishesHagfishesWhite-headed hagfish White-headed hagfish (Myxine ios) Scientific name: Myxine ios Fernholm, 1981 The White-headed hagfish (Myxine ios) is a marine fish of the family Myxinidae. Native range: Eastern Atlantic, southwest off Ireland and Iceland, off Western Sahara. BiologyScavengers which are found on muddy bottoms; feed largely on dead or disabled fish by boring into its skin. Eggs are few and large.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMyxine iosFamilyMyxinidae (Hagfishes)OrderMyxiniformes (Hagfishes)ClassMyxini (Hagfishes)Maximum length57.0Depth range614–1625 m (2014–5331 ft)EnvironmentMarine; bathydemersal; non-migratory; depth range 614 - 1625 mClimateDeep-waterDistributionEastern Atlantic: southwest off Ireland and Iceland, off Western Sahara.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceLow, minimum population doubling time 4.5 - 14 years (Fec assumed to be SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026