分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鰓亞綱 (鯊魚與魟魚) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Etmopteridae (Lantern sharks)
Etymology: Trigonognathus: Greek, trigono = a triangle + Greek, gnathos = jaw (Ref. 45335). Refers to the triangular shape of the jaws (Ref. 31259); kabeyai: Named after Mr. Hiromichi Kabeya who collected the type specimens (Ref. 31259).
Eponymy: Hiromichi Kabeya was captain of the trawler ‘Seiryo-Maru’ from which the holotype was caught (1986). He was still master of the vessel in 2006. (Ref. 128868), visit book page.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
海洋 深海底的; 深度上下限 330 - 360 m (Ref. 31259). 深水域
Northwest Pacific: Wakayama and Tokushima, Japan (Ref. 31259). Reported from the Hawaiian Islands (Ref. 58302).
西北太平洋: 日本的和歌山與德島。
初熟時的長度 / 大小 / 重量 / 年齡
成熟度: Lm 52.0  range ? - ? cm
Max length : 47.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 55729); 53.9 cm TL (female); 最大體重: 425.60 g (Ref. 55729); 最大體重: 425.60 g
Specimens collected between 330 and 360 m (Ref. 31259). Ovoviviparous (Ref. 205).
Engybenthic.(參考文獻 58302) 標本在 330 與 360 公尺之間收集.。 (參考文獻 31259) 卵胎生的.(參考文獻 205)
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Distinct pairing with embrace (Ref. 205).西北太平洋: 日本的和歌山與德島。
Mochizuki, K. and F. Ohe, 1990. Trigonognathus kabeyai, a new genus and species of the squalid sharks from Japan. Jap. J. Ichthyol. 36(4):385-390. (Ref. 31259)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 02 September 2019
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基於模型的估計
系統發育多樣性指數 (參考文獻 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00380 (0.00195 - 0.00741), b=3.09 (2.91 - 3.27), 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) |
4.5 ±0.4 se; based on diet studies. |
回復力 (參考文獻 120179) |
低的, 最小族群倍增時間4.5 - 14 年 (Fec assumed to be <100). |
釣魚的脆弱性 (Ref. 59153) |
High vulnerability (60 of 100). 🛈 |