分類 / 名前
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板鰓亜鋼(サメとエイ類) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Centrophoridae (Gulper sharks)
Etymology: Centrophorus: centr[um] (L.), prickle or sharp point; phorus, from phoreus (Gr.), bearer or carrier, referring to grooved spines on dorsal fins (See ETYFish); uyato: uyat or uyato, derived from agullats or ahullats, vernacular for dogfish sharks in the Mediterranean, based on a Mediterranean Squalus (Squalidae), now applied to this gulper shark from the eastern Indian Ocean and north Atlantic (See ETYFish).
More on author: Rafinesque.
Taxonomic Remarks
Discussion on generic placement in Ref. 27638.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 深海魚; 深さの範囲 50 - 1400 m (Ref. 247), usually 200 - ? m (Ref. 247). Deep-water; 43°N - 43°S
Indo-Pacific, Eastern Atlantic and the Mediterranean and Westerrn Atlantic.
初回成熟時の長さ / サイズ / 重さ / 年齢
成熟: Lm 82.0, range 75 - 89 cm
Max length : 110 cm TL オス/雌雄の選別がない; (Ref. 27000); 最大公表体重: 7.3 kg (Ref. 40637)
背面の脊椎 (合計) : 2; 肛門の骨: 0. A small, slender gulper shark with a long, narrow snout, a short 1st dorsal fin and a high 2nd dorsal fin; pectoral rear tips usually very long; denticles small and flat (Ref. 5578). Brownish-grey above, light grey below (Ref. 5578).
Body shape (shape guide): elongated.
A common deepwater dogfish of the outer continental shelves and upper slopes, on or near the bottom. Adults feed on bony fishes and squid. Males mature by 80 cm TL (Ref. 94782). Ovoviviparous (Ref. 50449). Utilized dried salted for human consumption and probably for fishmeal and liver oil (Ref. 247).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Ovoviviparous, embryos feed solely on yolk (Ref. 50449). Number of young usually only 1. Size at birth between 40 and 50 cm (Ref. 247). Distinct pairing with embrace (Ref. 205).
White, W.T., D.A. Ebert and L.J.V. Compagno, 2008. Description of two new species of gulper sharks, genus Centrophorus (Chondrichthyes: Squaliformes: Centrophoridae) from Australia. pp. 1-21. In P.R. Last, W.T. White and J.J. Pogonoski (eds). Descriptions of new Australian chondrichthyans. CSIRO Marine and Atmospheric Research Paper no. 22. 365 p. (Ref. 76933)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
絶滅危惧 (EN) (A2bd); Date assessed: 27 February 2024
人間の用途
水産業: 少数商業の; ゲームフィッシュ: はい
用具
特記事項
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インターネットの情報源
モデルに基づく推定値
好ましい温度 (参照
123201): 7.3 - 16.7, mean 11.6 °C (based on 823 cells).
系統多様性指数 (参照
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00245 (0.00159 - 0.00378), b=3.18 (3.05 - 3.31), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
栄養段階 (参照
69278): 4.5 ±0.60 se; based on food items.
回復力 (参照
120179): 非常に低い, 14年以上の倍増期間の最小個体群 (Fec=1).
漁業の脆弱性 (Ref.
59153): High to very high vulnerability (66 of 100).
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栄養素 (Ref.
124155): Calcium = 6.64 [1.37, 35.02] mg/100g; Iron = 0.306 [0.071, 0.999] mg/100g; Protein = 20 [18, 22] %; Omega3 = 0.307 [0.113, 0.983] g/100g; Selenium = 16.3 [5.1, 48.0] μg/100g; VitaminA = 12.5 [2.8, 57.5] μg/100g; Zinc = 0.261 [0.127, 0.502] mg/100g (wet weight);