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: Hymenocephalus: Named for its transparent membrane-like head covering (‘‘hymen head’’) and fragile nature of head bones (Ref. 100825); semipellucidus: Named in reference to its partially transparent head covering and the translucent caudal region where the vertebra cn be seen in fresh specimens.
More on authors: Sazonov & Iwamoto.
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
海洋 底中水層性; 深度上下限 550 - 800 m (Ref. 9949). 深水域
分布
國家 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Southeast Pacific: known only from the Sala y Gomez Ridge.
東南太平洋: 已知只來自 Sala y Gomez 脊了。
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 16.5 cm TL 雄魚/尚未辨別雌雄; (Ref. 9949)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
東南太平洋: 已知只來自 Sala y Gomez 脊了。
Sazonov, Y.I. and T. Iwamoto, 1992. Grenadiers (Pisces, Gadiformes) of the Nazca and Sala y Gomez ridges, southeastern Pacific. Proc. Calif. Acad. Sci. 48(2):27-95. (Ref. 9949)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-1)
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Estimates based on models
Preferred temperature (參考文獻
123201): 1.9 - 2.1, mean 2.1 °C (based on 7 cells).
Phylogenetic diversity index (參考文獻
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).
營養階層 (參考文獻
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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