Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Stichaeidae
(Pricklebacks) > Lumpeninae
Etymology: Lumpenus: Latin, lumpus, an uncouthlooking spiny-finned fish of a leaden-blue colour (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 0 - 235 m (Ref. 50610). Polar; 82°N - 45°N
Circumpolar. Arctic, North Pacific and Northwest Atlantic: Barents Sea eastward to western Greenland; in the Pacific to southeastern Alaska and to northern Sea of Okhotsk; in western Atlantic to Nova Scotia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 36.5 cm NG male/unsexed; (Ref. 58426)
Inhabits sandy to rocky bottoms, often in seagrass or algae; rarely, if ever, found in intertidal area (Ref. 51666). Feeds on crustaceans, worms, clams, and fish eggs (Ref. 58426).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): -1.6 - 3.8, mean -0.3 (based on 2023 cells).
Phylogenetic diversity index (Ref. 82805
= 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm Total Length, based on all LWR estimates for this body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.3 ±0.37 se; Based on food items.
Resilience (Ref. 69278
): Very Low, minimum population doubling time more than 14 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): High to very high vulnerability (66 of 100) .