分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gadiformes (Cods) >
Macruronidae (Blue grenadiers)
Etymology: Macruronus: Greek, makros = great + Greek, onos = hake.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 底中水層性; 非遷移的; 深度上下限 250 - 658 m (Ref. 57178). 亞熱帶的; 33°S - 38°S, 14°E - 27°E (Ref. 58452)
Southeast Atlantic: off South Africa in deep waters off the Cape of Good Hope, Mossel Bay and off Algoa Bay.
東南大西洋: 在深的水域外海的好望角, Mossel 海灣與外海的 Algoa 海灣中的南非外海。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 100.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 1371)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 1; 背的軟條 (總數) : 99 - 111; 臀棘: 0; 臀鰭軟條: 75 - 102. Dorsal portion of body blackish blue, sides and belly silvery white; fins black.
身體的背部部分黑色的藍色，側邊與腹面銀白色; 鰭黑色。
Probably inhabiting very rough bottom or mid-waters.
可能居住於最粗糙的底部或中層水域。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
東南大西洋: 在深的水域外海的好望角, Mossel 海灣與外海的 Algoa 海灣中的南非外海。
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
人類使用
漁業: 商業性
工具
特別的報告
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Estimates based on models
Preferred temperature (Ref.
123201): 5.7 - 15.6, mean 11.8 °C (based on 12 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00427 (0.00192 - 0.00948), b=3.04 (2.83 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 4.1 ±0.4 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): High vulnerability (60 of 100).
