HomeMarine aquarium fishOther marine fishWhitespotted bullhead shark Whitespotted bullhead shark (Heterodontus ramalheira) Scientific name: Heterodontus ramalheira Smith, 1949 The Whitespotted bullhead shark (Heterodontus ramalheira) is a marine fish of the family Heterodontidae. Native range: Western Indian Ocean, off southern Mozambique and Natal, South Africa, also off the eastern shore of the Arabian Peninsula. BiologyDorsal spines (total): 2; Dorsal soft rays (total): 0; Anal spines: 0; Anal soft rays: 0. Dark red-brown with scattered white spots.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHeterodontus ramalheiraFamilyHeterodontidae (Bullhead / horn / Port Jackson sharks)OrderHeterodontiformes (Bullhead and Horn sharks)ClassElasmobranchii (Sharks and Rays)Maximum length64.0Depth range40–275 m (131–902 ft)EnvironmentMarine; demersal; depth range 40 - 275 m, usually 100 - ? mClimateDeep-waterDistributionWestern Indian Ocean: off southern Mozambique and Natal, South Africa, also off the eastern shore of the Arabian Peninsula.Conservation status (IUCN)Data deficient (DD)Threat to humansTraumatogenicUsesFisheries: of no interest; aquarium: public aquariumsResilienceLow, minimum population doubling time 4.5 - 14 years (Fec assumed to be More other marine fishZebra bullhead sharkHeterodontus zebraPort Jackson sharkHeterodontus portusjacksoniHorn sharkHeterodontus francisciWhiptail stingrayDasyatis brevisSwellsharkCephaloscyllium ventriosumLined catsharkHalaelurus lineatusSee all other marine fish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026