分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Perciformes/Cottoidei (Sculpins)
鮋形目 (Sculpins) >
Cottidae (Sculpins)
杜父魚科 (Sculpins)
Etymology: Cottiusculus: Greek, kottos = a fish, diminutive; nihonkaiensis: Named for Nihonkai, the Japanese name of the Sea of Japan, which includes most of the distributional range of the species..
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 100 - 150 m (Ref. 83439).
Northwestern Pacific: from the Sea of Japan coasts of Hokkaido, Honshu, Kyushu and the Korean Peninsula, and Volcano Bay, Hokkaido.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 7.8 cm SL 雄魚/尚未辨別雌雄; (Ref. 83439); 6.1 cm SL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 6 - 8; 背的軟條 (總數) : 11 - 13; 臀棘: 0; 臀鰭軟條: 10 - 13. This species is distinguished by the following set of characters: simple or weakly bicuspid nasal spines; uppermost preopercular spine not barbed; first dorsal fin not elongated; lateral line extending past base of caudal fin, with 2 or 3 lateral line pores on caudal fin; with ventral lateral and lateral line cirri (Ref. 83439).
Usually occurs on sandy-muddy bottoms (Ref. 83439).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Kai, Y. and T. Nakabo, 2009. Taxonomic review of the genus Cottiusculus (Cottoidei: Cottidae) with description of a new species from the sea of Japan. Ichthyol. Res. 56(3):213-226. (Ref. 83439)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
