Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut dasar (demersal); kisaran kedalaman 0 - 12 m (Ref. 2850). Temperate; 66°N - 32°N
Eastern Pacific: Bering Sea coast of Alaska to southern California, USA.
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 20.0 cm TL jantan/; (Ref. 2850)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 69 - 78; duri punggung lunak (Keseluruhan (total)) : 0; Duri dubur: 2 - 3; Sirip dubur lunak: 40 - 50. Caudal rounded; pectorals very small (Ref. 6885). Olive green to olive dark brown dorsally, yellow to green ventrally, frequently with darker markings on side, small white spots sometimes evident along midside, 4 light and dark streaks reaching back and down from eyes, fins green to brown tinged with yellow (Ref. 6885).
Found under rocks in intertidal areas and to about 12 m depth (Ref. 2850). Feeds on crustaceans, and red and green algae (Ref. 6885).
Life cycle and mating behavior
Maturities | Reproduksi, perkembang biakan | Spawnings | Egg(s) | Fecundities | Larva
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
Status IUCN Red List (Ref. 130435)
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Preferred temperature (Ref.
123201): 4.7 - 13, mean 8.2 °C (based on 581 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [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): 2.6 ±0.20 se; based on food items.
Daya lenting (Ref.
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).