HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsSculpinsGilbert's Irish Lord Gilbert's Irish Lord (Hemilepidotus gilberti) Scientific name: Hemilepidotus gilberti Jordan & Starks, 1904 The Gilbert's Irish Lord (Hemilepidotus gilberti) is a marine fish of the family Cottidae. Native range: North Pacific, Hokkaido, Japan to the Bering Sea. Species factsScientific nameHemilepidotus gilbertiFamilyCottidae (Sculpins)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length36.0Common length27.0Depth range0–604 m (0–1982 ft)EnvironmentMarine; demersal; depth range 0 - 604 mClimateTemperateDistributionNorth Pacific: Hokkaido, Japan to the Bering Sea.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries:ResilienceLow, minimum population doubling time 4.5 - 14 years (tm = 5-6) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026