HomeMarine aquarium fishOther marine fishPacific cownose ray Pacific cownose ray (Rhinoptera steindachneri) Scientific name: Rhinoptera steindachneri Evermann & Jenkins, 1891 The Pacific cownose ray (Rhinoptera steindachneri) is a marine fish of the family Myliobatidae. Native range: Eastern Pacific, Gulf of California to Costa Rica and the Galapagos Islands. Probably occurring elsewhere. BiologyFound over soft bottoms, near rocky or coral reefs; also near reef drop-offs. Occasionally near the surface and may jump out of the water. Often in schools, sometimes associated with Aetobatus narinari, the spotted eagle ray. Feeds on benthic crustaceans and mollusks. Ovoviviparous.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameRhinoptera steindachneriFamilyMyliobatidae (Eagle and manta rays)OrderRajiformes (Skates and Rays)ClassElasmobranchii (Sharks and Rays)Maximum length90.0Depth range0–30 m (0–98 ft)EnvironmentMarine; reef-associated; oceanodromous; depth range 0 - 30 mClimateTropicalDistributionEastern Pacific: Gulf of California to Costa Rica and the Galapagos Islands. Probably occurring elsewhere.Conservation status (IUCN)Near Threatened (NT)Threat to humansHarmlessUsesFisheries: of no interest; aquarium: public aquariumsResilienceLow, minimum population doubling time 4.5 - 14 years (Fec assumed to be More other marine fishSpotted garden-eelHeteroconger hassiPilotfishNaucrates ductorCommon torpedoTorpedo torpedoPaeony bulleyePriacanthus blochiiAfrican pompanoAlectis ciliarisPacific hagfishEptatretus stoutiiSee 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