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: Gymnocanthus: Greek, gymnos = naked + Greek, akantha = thorn (Ref. 45335).
More on authors: Gilbert & Burke.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 15 - 450 m (Ref. 50550). 溫帶
North Pacific: eastern Hokkaido, Japan to the Bering Sea.
北太平洋: 日本北海道東部到白令海。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 25.0, range 24 - 26 cm
Max length : 29.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 559)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 9 - 11; 背的軟條 (總數) : 15 - 18; 臀棘: 0; 臀鰭軟條: 17 - 19. Interorbital space wide, its width about 1.5 times eye diameter, and covered with bony plates (Ref. 559).
眼間隔寬的, 它的寬度大約 1.5 倍眼直徑, 而且覆蓋著骨質板.(參考文獻 559)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北太平洋: 日本北海道東部到白令海。
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)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
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Estimates based on models
Preferred temperature (Ref.
123201): 0.4 - 5.9, mean 2.8 °C (based on 418 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00384 - 0.01037), b=3.04 (2.89 - 3.19), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.35 se; based on food items.
Generation time: 8.5 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (tm=5-6; tmax=17; K=0.13-0.17; Fec=6,100-72,000).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (25 of 100).
