分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gadiformes (Cods) >
Trachyrincidae (Armoured grenadiers)
Etymology: Trachyrincus: Greek, trachys, -eia, -ys = rough + Greek, rhyngchos = snout (Ref. 45335).
More on author: Gilbert.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋 深海底的; 非迁移的; 深度上下限 580 - 960 m (Ref. 1371). 深水域; 3°N - 34°S, 95°W - 72°W (Ref. 1371)
Southeast Pacific: Galapagos Islands and Chile.
東南太平洋: 加拉巴哥群島與智利。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 46.0 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) : 0; 臀棘: 0. Snout narrow and long. Scute-like scales along the dorsal and anal fins usually with a single, sharply pointed keel. Row of enlarged scute-like scales along the base of the anal fin not reaching anus. Scales moderately embedded. Overall color is medium brown.
Body shape (shape guide): elongated; Cross section: oval.
吻狭窄而长的。 像鳞甲一样的鳞片沿着背鳍与臀鳍通常有一, 非常尖的龙骨脊。 增大像鳞甲一样的鳞片的列沿着不被达到肛门的臀鳍的基底。 鳞片一般深入的。 整体的色彩是普通褐色的。
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
東南太平洋: 加拉巴哥群島與智利。
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)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
渔业: 没有兴趣
工具
特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5176 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00316 (0.00122 - 0.00820), b=3.13 (2.90 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.6 ±0.4 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Moderate vulnerability (37 of 100). 🛈 |