HomeMarine aquarium fishOther marine fishSmooth stargazer Smooth stargazer (Kathetostoma averruncus) Scientific name: Kathetostoma averruncus Jordan & Bollman, 1890 The Smooth stargazer (Kathetostoma averruncus) is a marine fish of the family Uranoscopidae. Native range: Eastern Pacific, California, USA to Isla Lobos de Tierra, Peru and the Galapagos Islands. Rare north of central Baja California, Mexico. BiologyFound on bottom. Feeds mainly on other fishes. Young are pelagic and eaten by large predatory fishes such as tunas. Spine above pectoral fin probably slightly venomous.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameKathetostoma averruncusFamilyUranoscopidae (Stargazers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length32.0Depth range13–384 m (43–1260 ft)EnvironmentMarine; bathydemersal; depth range 13 - 384 mClimateDeep-waterDistributionEastern Pacific: California, USA to Isla Lobos de Tierra, Peru and the Galapagos Islands. Rare north of central Baja California, Mexico.Conservation status (IUCN)Least Concern (LC)Threat to humansVenomousUsesAquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (K=0.32; tm=2-3) More other marine fishRoughhead blennyAcanthemblemaria asperaOrangethroat pikeblennyChaenopsis alepidotaYellowface pikeblennyChaenopsis limbaughiSailfin blennyEmblemaria pandionisPirate blennyEmblemaria piratulaNorthern ronquilRonquilus jordaniSee 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