分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gadiformes (Cods) >
Gaidropsaridae (Rocklings)
Etymology: Gaidropsarus: Greek, ga, ge = the earth + Greek, ydro = water + Greek psaros = speckled, starling (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 非遷移的; 深度上下限 0 - 500 m (Ref. 9003).
Southwest Pacific: Tasmania and New Zealand.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 24.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 9985); common length : 15.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 30464)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 0; 背的軟條 (總數) : 56 - 70; 臀棘: 0; 臀鰭軟條: 50 - 59; 脊椎骨: 46 - 49. First dorsal reduced to a single ray followed by a band of brush-like filaments; second dorsal with 55-69 soft rays; gill rakers rudimentary (Ref. 9003). Caudal fin rounded. Dark brownish grey to reddish brown, paler below, sometimes with yellowish tinge (Ref. 9003).
Inhabits rock pools and shallow coastal waters; secretive species (Ref. 30464). Feeds on small invertebrates and fish (Ref. 9003). Probably nocturnal (Ref. 9003).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Svetovidov, A.N., 1986. Review of the three-bearded rocklings of the genus Gaidropsaurus Rafinesque, 1810 (Gadidae) with description of a new species. J. Ichthyol. 26(1)114-135. (Ref. 9985)
人類使用
漁業: 商業性
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Estimates based on models
Preferred temperature (Ref.
123201): 13.2 - 16.6, mean 14.5 °C (based on 77 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00208 - 0.01103), b=3.08 (2.89 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.9 ±0.57 se; based on food items.
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
