分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
環境：環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 関連する礁; 深さの範囲 100 - ? m (Ref. 114953). Subtropical; 37°N - 20°N, 114°E - 139°E (Ref. 114953)
Northwest Pacific: southern Japan to the South China Sea near Hong Kong, including Taiwan.
初回成熟時の長さ / サイズ / 重さ / 年齢
成熟: Lm ?, range 35 - ? cm
Max length : 40.0 cm TL オス/雌雄の選別がない; (Ref. 12951)
Occurs inshore and offshore (Ref. 9913, 11230). Found on sand, often near rocky reefs (Ref. 12951). Biology little known (Ref. 9913), but locally common in Taiwan and Japan (Ref. 114953). Produces 4-6 pups per litter. Maturity size of males known at 25 cm TL. Not utilized for food. Capable of producing a moderate shock to humans (Ref. 114953). Does not do well in aquariums (Ref. 12951).
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. Up to 5 in a litter (Ref. 12951).
Compagno, L.J.V. and P.R. Last, 1999. Narkidae. Sleeper rays. p. 1443-1446. In K.E. Carpenter and V.H. Niem (eds.) FAO identification guide for fishery purposes. The living marine resources of the Western Central Pacific. FAO, Rome. (Ref. 9913)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
脆弱 (VU) (A2cd); Date assessed: 17 May 2021
人間の用途
水産業: 少数商業の
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): 18.5 - 28.9, mean 26.8 °C (based on 559 cells).
系統多様性指数 (参照
82804): PD
50 = 0.6252 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
栄養段階 (参照
69278): 3.5 ±0.37 se; based on food items.
回復力 (参照
120179): 低い, ４．５年～１４年の倍増期間の最小個体群 (Assuming fecundity<100).
漁業の脆弱性 (Ref.
59153): Low to moderate vulnerability (30 of 100).
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