分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Holocephali
全头亚纲 (银鲛科) (chimaeras) >
Chimaeriformes (Chimaeras) >
Chimaeridae (Shortnose chimaeras or ratfishes)
Etymology: Hydrolagus: hydro-, combining form of hydor (Gr.), water; lagos (Gr.), hare, i.e., “water rabbit,” probably referring to three pairs of tooth plates, which tend to protrude from the mouth like a rabbit’s incisors (See ETYFish); marmoratus: Latin for marbled, referring to marbled pattern of greyish brown reticulations on sides (See ETYFish).
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; 深度上下限 548 - 995 m (Ref. 76967).
分布
领土 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
Western Pacific: Australia.
首次成熟时的长度 / 大小 / 重量 / 年龄
成熟度: Lm ?, range 60 - ? cm
Max length : 80.1 cm TL 雄鱼/尚未辨别雌雄; (Ref. 76967)
简单描述
检索表 | 型态特徵 | 形态测量图
This chimaeroid fish has a ventral caudal fin that that is not indented at its origin to form a separate anal fin and is distinguished from its congeners by the following characters: color of body pale brown with prominent reticulations on sides, dorsal fin and spine whitish basally; the dorsal-fin spine is slightly shorter than or subequal in height of first dorsal fin, while the pelvic fins somewhat rectangular in shape (not broadly rounded); pelvic claspers of males are
mostly pale, divided for the distal 2/3 of their length (Ref. 76967).
Body shape (shape guide): elongated.
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Didier, D.A., 2008. Two new species of the genus Hydrolagus Gill (Holocephali: Chimaeridae) from Australia. In Last, P.R., White, W.T. & Pogonoski, J.J. (eds.): Descriptions of New Australian Chondrichthyans. CSIRO Marine and Atmospheric Research Paper no. 22. (Ref. 76967)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
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特别资料
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网络资源
基于模型的估算
首选温度 (参考文献
123201): 5.1 - 8.6, mean 6.8 °C (based on 133 cells).
系统发育多样性指数 (参考文献
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00339 (0.00139 - 0.00824), b=3.07 (2.86 - 3.28), 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): 3.9 ±0.6 se; based on size and trophs of closest relatives
回复力 (参考文献
120179): 低的, 最小族群倍增时间4.5 - 14 年 (Deepwater species with few large eggs.).
渔业脆弱性 (Ref.
59153): Moderate to high vulnerability (52 of 100).
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