分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鳃亚纲 (鲨鱼与 鱼) (sharks and rays) >
Rajiformes (Skates and rays) >
Rajidae (Skates)
Etymology: Dipturus: Greek, di = two + Greek, pteryx = fin (Ref. 45335).
More on author: Philippi.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋 居于水底的. 亞熱帶的; 32°S - 56°S, 73°W - 57°W
Southeast Pacific: known from the type locality, Bahia de Quinteros, Chile. Not in Compagno's 1999 checklist (Ref. 35766).
東南太平洋: 已知來自模式標本產地, Bahia de Quinteros ,智利。 不在 Compagno's 1999 名錄中.(參考文獻 35766)
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 110 cm TL 雄鱼/尚未辨别雌雄; (Ref. 126345); 120.0 cm TL (female); 最大体重: 8.5 kg (Ref. 126345); 最大体重: 8.5 kg
Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
卵生的.(参考文献 50449) 卵在贝壳上有像触角一样的突出。 (参考文献 205)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).東南太平洋: 已知來自模式標本產地, Bahia de Quinteros ,智利。 不在 Compagno's 1999 名錄中.(參考文獻 35766)
Eschmeyer, W.N. (ed.), 2003. Catalog of fishes. Updated database version of March 2003. Database dump. Catalog databases as made available to FishBase in March 2003. (Ref. 46206)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
工具
特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00263 (0.00168 - 0.00411), b=3.23 (3.10 - 3.36), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.9 ±0.6 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
低的, 最小族群倍增时间4.5 - 14 年 (Assuming fecundity<100). |
渔业脆弱性 (Ref. 59153) |
High vulnerability (65 of 100). 🛈 |