HomeFish encyclopediaRay-finned fishesPerch-like fishLabrisomidsHidden blenny Hidden blenny (Cryptotrema seftoni) Scientific name: Cryptotrema seftoni Hubbs, 1954 The Hidden blenny (Cryptotrema seftoni) is a marine fish of the family Labrisomidae. Native range: Eastern Central Pacific, known from 3 specimens Angel de la Guarda Island in the Gulf of California. Species factsScientific nameCryptotrema seftoniFamilyLabrisomidae (Labrisomids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Depth range26–37 m (85–121 ft)EnvironmentMarine; demersal; depth range 26 - 37 mClimateTropicalDistributionEastern Central Pacific: known from 3 specimens Angel de la Guarda Island in the Gulf of California.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026