Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut; payau dasar (demersal); kisaran kedalaman 0 - 632 m (Ref. 117245). Polar; 83°N - 51°N, 33°E - 45°W (Ref. 117245)
Arctic to Northwest Atlantic and Northwest to Northeast Pacific: Hudson Bay and Labrador in Canada and Greenland. Also in the Barents Sea, Kara Sea, White Sea and Siberia (Ref. 4700); Chukchi Sea, Bering Strait, Bering Sea and Anadyr Gulf (Ref. 6876).
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 8.6 cm TL jantan/; (Ref. 4700)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 0; duri punggung lunak (Keseluruhan (total)) : 5 - 7; Duri dubur: 0; Sirip dubur lunak: 5 - 7. Caudal fin rounded. Upper parts brownish-grey, with a few dark spots or bands, lower parts light (Ref. 4700).
Found on sand and mud bottoms, at temperatures mostly below 0°C, rarely to 2-3°C or more and salinities of 33-35 ppt (Ref. 4700). Benthic (Ref. 58426). Minimum depth reported at 7m (Ref. 5951). Feeds on small amphipods, ostracods and nemertine worms (Ref. 4700).
Life cycle and mating behavior
Maturities | Reproduksi, perkembang biakan | Spawnings | Egg(s) | Fecundities | Larva
Andriashev, A.P., 1986. Agonidae. p. 1265-1268. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. volume 3. UNESCO, Paris. (Ref. 4700)
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): -1.6 - 1.8, mean -0.6 °C (based on 1824 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00363 (0.00161 - 0.00818), b=3.18 (2.97 - 3.39), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.5 se; based on diet studies.
Daya lenting (Ref.
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Assuming tm=2-4;Fec<2000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).