Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut dasar (demersal); kisaran kedalaman 20 - 269 m (Ref. 27311). Temperate
Northwest Pacific: northern Japan, Peter the Great Bay, and eastern coast of the Korean Peninsula.
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 50.0 cm TL jantan/; (Ref. 56557)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 8 - 10; duri punggung lunak (Keseluruhan (total)) : 12 - 14; Duri dubur: 0; Sirip dubur lunak: 8 - 12. Snout pointed, with 10 or more barbels on its ventral surface. No well-developed strong keel on side of the head. Branchial membranes united to isthmus. In addition to these characteristics, it differs from other agonids in having 11 or more dorsal fin rays, and 13 or more anal fin rays.
Common on muddy sand bottoms in 150 m or less. Adults feed on crustaceans and marine worms (Ref. 28197).
Mature females are multiple spawners (Ref. 32372).
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
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 - 18.4, mean 13.8 °C (based on 141 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [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 ±0.40 se; based on food items.
Daya lenting (Ref.
120179): Rendah, Waktu penggandaan populasi minimum 4.5 - 14 tahun (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).