分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gadiformes (Cods)
鱈形目 (Cods) >
Macrouridae (Grenadiers or rattails)
鼠尾鱈科 (Grenadiers or rattails)
Etymology: Malacocephalus: Greek, malakos = soft + Greek, kephale = head (Ref. 45335).
More on authors: Goode & Bean.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 非遷移的; 深度上下限 140 - 1945 m (Ref. 2683), usually 300 - 500 m (Ref. 1371). 深水域; 43°N - 37°S, 98°W - 13°E (Ref. 1371)
Atlantic Ocean: in tropical and warm-temperate waters.
大西洋: 在熱帶與溫帶-溫帶水域中。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 45.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 1371); common length : 35.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 26999)
背棘 (總數) : 0; 臀棘: 0. Snout short, narrow, weakly pointed. Chin barbel relatively long, about equal in length to eye diameter. Space between first and second dorsal fins wide. Overall color blackish, upper lateral and leading edge of snout, orbital rims, lower margin of suborbital, lips and gular membrane black.
吻短的﹐狹窄的, 微弱尖的。 下巴觸鬚相當長的, 大約與眼直徑長度相等。 廣闊地的間隔空間第一個與第二背鰭鰭。 整體的色彩黑色又上面的側部與吻又眼窩邊緣的前緣，眶下骨的下緣, 唇與喉部的薄膜黑色。
Inhabits warm to temperate waters on the continental slope (Ref. 2683). Feeds on pelagic crustaceans (Ref. 27637).
棲息於溫暖的對溫帶的水域在大陸斜坡上.(參考文獻 2683) 吃大洋性的甲殼動物。 (參考文獻 27637)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
大西洋: 在熱帶與溫帶-溫帶水域中。
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)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 04 February 2009
人類使用
漁業: 低經濟
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Estimates based on models
Preferred temperature (Ref.
123201): 7.5 - 16.6, mean 11.4 °C (based on 142 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00089 (0.00058 - 0.00137), b=3.30 (3.17 - 3.43), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.9 ±0.2 se; based on diet studies.
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (35 of 100).
