HomeFish encyclopediaRay-finned fishesMulletsMulletsShark mullet Shark mullet (Rhinomugil nasutus) Scientific name: Rhinomugil nasutus De Vis, 1883 The Shark mullet (Rhinomugil nasutus) is a freshwater fish of the family Mugilidae. Native range: Asia and Oceania, Australia and New Guinea. BiologyDorsal spines (total): 4; Anal spines: 3; Anal soft rays: 8. Dark slate grey dorsally, silvery on flanks and abdomen. Fins yellowish.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameRhinomugil nasutusFamilyMugilidae (Mullets)OrderMugiliformes (Mullets)ClassActinopterygii (Ray-finned fishes)EnvironmentFreshwater; brackish; pelagicClimateTropicalDistributionAsia and Oceania: Australia and New Guinea.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