HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsSculpinsYellow Irish lord Yellow Irish lord (Hemilepidotus jordani) Scientific name: Hemilepidotus jordani Bean, 1881 The Yellow Irish lord (Hemilepidotus jordani) is a marine fish of the family Cottidae. Native range: North Pacific, northern Kuril Islands and Kamchatka, Russia to the Anadyr Gulf and Sitka, Alaska. Species factsScientific nameHemilepidotus jordaniFamilyCottidae (Sculpins)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length41.0Depth range0–604 m (0–1982 ft)EnvironmentMarine; demersal; depth range 0 - 604 mClimateBorealDistributionNorth Pacific: northern Kuril Islands and Kamchatka, Russia to the Anadyr Gulf and Sitka, Alaska.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceLow, minimum population doubling time 4.5 - 14 years (tm = 4-7) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026