HomeFish encyclopediaChimaerasChimaerasShortnose chimaeras or ratfishesBlack ghostshark Black ghostshark (Hydrolagus homonycteris) Scientific name: Hydrolagus homonycteris Didier, 2008 The Black ghostshark (Hydrolagus homonycteris) is a marine fish of the family Chimaeridae. Native range: Southern Ocean, Australia and New Zealand. Species factsScientific nameHydrolagus homonycterisFamilyChimaeridae (Shortnose chimaeras or ratfishes)OrderChimaeriformes (Chimaeras)ClassHolocephali (Chimaeras)Maximum length109Depth range866–1447 m (2841–4747 ft)EnvironmentMarine; bathydemersal; depth range 866 - 1447 mClimateDeep-waterDistributionSouthern Ocean: Australia and New Zealand.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceLow, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026