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: Hymenocephalus: Named for its transparent membrane-like head covering (‘‘hymen head’’) and fragile nature of head bones (Ref. 100825).
Environment: milieu / climate zone / 深度上下限 / distribution range
生态学
海洋 底中水层性; 深度上下限 570 - 1060 m (Ref. 28494). 深水域
Northwest Pacific: off Hachijojima, Japan (Ref. 559); northern part of Bonin Ridge, on Miluoki and Nintoku Ridges and on Kyushu-Palau Ridge (Ref. 28494).
西北太平洋: 外海的日本八丈島;(參考文獻 559) 博寧島脊的北部, 在 Miluoki 與仁德脊與九州-帛琉海脊上.(參考文獻 28494)
大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm
Max length : 20.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 559)
简单描述
检索表 | 型态特徵 | 形态测量图
This species is distinguished by the following characters: pelvic fin rays 7-8; pectoral fin rays 14-15; short, barely projecting snout, 15-17% HL; long barbel, 30-35% HL, reaching vertical through center of orbit; large orbit diameter, 35-38% HL; infraorbital width 10-12% HL; moderately long preopercular supporter, with straight rear margin, 6-7% HL; 18-20 gill rakers; ventral striae reaching to ½ distance from pelvic fin bases to periproct; otolith has high predorsal lobe, with colliculi separated, closely placed across collum; otolith length to height (OL:OH), 1.05; total colliculum length to pseudocolliculum length (TCL:PCL), 1.6 (Ref. 98298).
Cross section: compressed.
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
西北太平洋: 外海的日本八丈島;(參考文獻 559) 博寧島脊的北部, 在 Miluoki 與仁德脊與九州-帛琉海脊上.(參考文獻 28494)
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-1)
人类利用
工具
特别资料
下载 XML
网络资源
Estimates based on models
Phylogenetic diversity index (参考文献
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00214 (0.00109 - 0.00421), 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 (参考文献
69278): 3.4 ±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.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
🛈
