分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Nezumia: A Japanese word that means "mouse" .
More on author: Garman.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 深海底的; 非迁移的; 深度上下限 523 - 800 m (Ref. 1371). 深水域; 8°N - 10°S, 90°W - 78°W (Ref. 1371)
Eastern Pacific: Gulf of Panama to northern Peru, including the Galapagos Islands.
東太平洋: 到祕魯北部的巴拿馬灣, 包括加拉巴哥群島。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 20.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 1371)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 2; 臀棘: 0. Snout short, conical, with small, stout terminal scute; ventral surface of the snout and suborbital region mostly bare; mandibular rami with loose scales along the midline of each ramus; cephalic pores of the lateralis system indistinct. Pyloric caeca 17 to 23. Body scales fairly large with conical to narrowly lanceolate spinules in as many as 15 convergent rows. Overall color is reddish brown, abdominal region bluish black; orbit ringed black; oral and branchial cavities blackish; fins light, first dorsal fin black distally.
吻短的，锥形, 有小的, 矮胖的末端鳞甲; 吻部与眶下骨区域的腹面大部份裸露; 颚骨分支用散落的鳞片沿着每个分支的中线; 侧线系统的头部孔不明显的。 幽门盲囊 17 到 23. 身体鳞片非常大的对在多达 15 趋集于一点的列中狭窄矛尖形的小刺有锥形的。 整体的色彩是红褐色又腹部的区域蓝黑色的; 眼窝有环的黑色; 口腔与鳃室黑色的; 鳍光, 末梢部地的第一背鳍黑色。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
東太平洋: 到祕魯北部的巴拿馬灣, 包括加拉巴哥群島。
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)
人类利用
渔业: 低经济
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特别资料
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Estimates based on models
Preferred temperature (Ref.
123201): 5.9 - 7.2, mean 6.7 °C (based on 5 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00219 (0.00111 - 0.00431), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.3 ±0.1 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
