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); sagitta: Name from sagitta meaning arrow, referring to the long slender body (Ref. 6885).
Environment / Climate / Range
Marine; benthopelagic; depth range 0 - 425 m (Ref. 50550). Temperate
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 51.0 cm TL male/unsexed; (Ref. 2850); max. reported age: 8 years (Ref. 56557)
Morphology | Morphometrics
(total): 66 - 72;
soft rays: 45 - 50. Caudal fin narrow with oval free end; anal fin occasionally absent; pectorals large, bluntly pointed (Ref. 6885). Pale green on dorsal surface, cream ventrally; brown or green bars along midside and streaks or spots on upper part of sides; brown bars and dots on dorsal fin form bands parallel to fin margin and, on caudal fin, produce vertical bars; other fins pale; lining of mouth pale (Ref. 6885).
North Pacific: Sea of Japan and Sakhalin, Russia to St. Lawrence Island in the Bering Sea to Adak Island in the Aleutian chain and San Francisco, California, USA.
Found in shallow bays and offshore waters (Ref. 2850); on sand mixed with silt, pebbles, and stones to depths of 425; usually shallower than 200 meters (Ref. 51666). Sometimes takes hooks using marine worms as bait (Ref. 6885).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 336 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (-0.17398 - 0.17602), b=3.06 (2.97 - 3.15), based on all LWR estimates for this BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.1 ±0.3 se; Based on diet studies.
Resilience (Ref. 69278
): Very Low, minimum population doubling time more than 14 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): High vulnerability (64 of 100) .