HomeFish encyclopediaSharks and RaysGround sharksHoundsharksEastern spotted gummy shark Eastern spotted gummy shark (Mustelus walkeri) Scientific name: Mustelus walkeri White & Last, 2008 The Eastern spotted gummy shark (Mustelus walkeri) is a marine fish of the family Triakidae. Native range: Western Pacific, Australia. Species factsScientific nameMustelus walkeriFamilyTriakidae (Houndsharks)OrderCarcharhiniformes (Ground sharks)ClassElasmobranchii (Sharks and Rays)Maximum length94.2Depth range52–403 m (171–1322 ft)EnvironmentMarine; benthopelagic; depth range 52 - 403 mClimateTropicalDistributionWestern Pacific: Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 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