Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 20 - 269 m (Ref. 27311). Temperate
Northwest Pacific: northern Japan, Peter the Great Bay, and eastern coast of the Korean Peninsula.
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 50.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 56557)
توصيف مختصر
كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
خارهاي باله پشتي (کل) : 8 - 10; شعاع نرم باله پشتي (کل) : 12 - 14; خارهاي باله مخرجي: 0; شعاع نرم باله مخرجي: 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).
Life cycle and mating behavior
Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | توزاد ( لارو)
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)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
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.
جهندگی (Ref.
120179): پايين ، كم, كمينه زمان لازم براي دو برابر شدن جمعيت 5/4 – 14 سال (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).