This website uses cookies to enhance your browsing experience and ensure the functionality of our site. For more detailed information about the types of cookies we use and how we protect your privacy, please visit our Privacy Information page.
×
Cookie Settings
This website uses different types of cookies to enhance your experience. Please select your preferences below:
Performance
These cookies help us understand how visitors interact with our website by collecting and reporting information anonymously. For example, we use Google Analytics to generate web statistics, which helps us improve our website's performance and user experience. These cookies may track information such as the pages visited, time spent on the site, and any errors encountered.
Eastern Central Pacific: Bahía de La Paz, southern Baja California, Mexico. Possibly young of some other species (Ref. 35766). 中太平洋東部: Bahia de La Paz ,墨西哥的下加利福尼亞南部。 可能地其他種的幼魚.(參考文獻 35766)
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm Max length : 34.0 cm 雄魚/尚未辨別雌雄; (Ref. 6902)
Snout white. Mouth nearly straight. Rostral ridges confluent, very narrow, with a small and short groove at base and with spines. Entire upper surface rough (Ref. 6902). Body shape (shape guide): elongated. 吻白色。 嘴幾乎是直的。 嘴部的隆起融合的﹐非常狹窄的, 在基底具有一個小而短的凹槽與有硬棘。 整個的上表皮粗糙.(參考文獻 6902)
Ovoviviparous (Ref. 50449). Size is based on original stuffed specimen, now in British Museum (Ref. 6902).
Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449).中太平洋東部: Bahia de La Paz ,墨西哥的下加利福尼亞南部。 可能地其他種的幼魚.(參考文獻 35766)
Castro-Aguirre, J.L. and H. Espinosa Perez, 1996. Listados faunísticos de México. VII. Catálogo sistemático de las rayas y especies afines de México. (Chondrichthyes: Elasmobranchii: Rajiformes: Batoideiomorpha). Universidad Nacional Autonoma de Mexico, Mexico. 75 p. (Ref. 28767)
系統發育多樣性指數 (參考文獻 82804): PD50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00143 - 0.00840), b=3.10 (2.89 - 3.31), 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): 3.6 ±0.5 se; based on size and trophs of closest relatives
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): Very high vulnerability (90 of 100). 🛈