分類 / Names
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) >
Myliobatiformes (Stingrays)
鰩目 (Stingrays) >
Dasyatidae (Stingrays)
土魟科 (Stingrays) > Dasyatinae
Etymology: Dasyatis: Greek, dasys = rough, dense (Ref. 45335).
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
海洋; 半鹹淡水 底中水層性; 深度上下限 5 - 80 m (Ref. 58338), usually 5 - 40 m (Ref. 58338). 熱帶; 22°S - 41°S, 62°W - 41°W (Ref. 75710)
分布
國家 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Southwest Atlantic: Brazil and argentina (Ref. 75710).
西南大西洋: 巴西。
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 65.0 cm WD 雄魚/尚未辨別雌雄; (Ref. 75710)
Usually found in sandy bottoms. Mobile invertebrate feeder, feed primarily on benthic mobile invertebrates, such as mollusks, crustaceans, and worms associated with hard or nearby unconsolidated substrate (Ref. 103985).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
西南大西洋: 巴西。
Cousseau, M.B., D.E. Figueroa, J.M. Díaz de Astarloa, E. Mabragaña and L.O. Lucifora, 2007. Rayas, chuchos y otros batoideos del atlántico sudoccidental :34°S-55°S. Mar del Plata: INIDEP. 102 p. (Ref. 75710)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-1)
瀕危 (EN) (A2bcd); Date assessed: 01 July 2019
人類使用
漁業: bycatch
工具
特別的報告
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網路資源
Estimates based on models
Preferred temperature (參考文獻
123201): 11.7 - 22.9, mean 15.9 °C (based on 98 cells).
Phylogenetic diversity index (參考文獻
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00468 (0.00195 - 0.01123), b=3.12 (2.92 - 3.32), 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): 3.8 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Very high vulnerability (78 of 100).
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