HomeMarine aquarium fishOther marine fishHaller's round ray Haller's round ray (Urobatis halleri) Scientific name: Urobatis halleri Cooper, 1863 The Haller's round ray (Urobatis halleri) is a marine fish of the family Urotrygonidae. Native range: Eastern Pacific, Eureka in northern California, USA to Panama. BiologyOccurs in sand or mud bottom off beaches and in bays and sloughs, sometimes around rocky reefs. Feeds on benthic invertebrates and small fishes.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameUrobatis halleriFamilyUrotrygonidae (American round stingrays)OrderRajiformes (Skates and Rays)ClassElasmobranchii (Sharks and Rays)Maximum length58.0Depth range0–91 m (0–299 ft)EnvironmentMarine; demersal; depth range 0 - 91 m, usually ? - 15 mClimateSubtropicalDistributionEastern Pacific: Eureka in northern California, USA to Panama.Conservation status (IUCN)Least Concern (LC)Threat to humansTraumatogenicUsesFisheries: minor commercial; gamefish: yes; aquarium: public aquariumsResilienceLow, minimum population doubling time 4.5 - 14 years (K=0.15) More other marine fishYellow stingrayUrobatis jamaicensisBlacktip soldierfishMyripristis botcheBrazilian electric rayNarcine brasiliensisDusky sweeperPempheris adustaHumpback red snapperLutjanus gibbusAtlantic wolffishAnarhichas lupusSee 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