分类 / Names
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) >
Myliobatiformes (Stingrays) >
Urotrygonidae (American round stingrays)
Etymology: Urotrygon: Greek, oura = tail + Greek, trygon = a sting ray (Ref. 45335).
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 居于水底的; 深度上下限 1 - 60 m (Ref. 58018). 亞熱帶的; 32°N -
Eastern Pacific: Gulf of California to Peru and Chile.
東太平洋: 加州灣到祕魯與智利。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 41.9 cm TL 雄鱼/尚未辨别雌雄; (Ref. 9265); common length : 35.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 9265)
Found on soft bottoms of shallow water (Ref. 9265). Feeds mainly on small crustaceans, mollusks, polychaete worms and fishes (Ref. 37955).
栖息于浅水区的软质底部了。 (参考文献 9265) 主要吃小型甲壳动物，软件动物，多毛类的蠕虫与鱼。 (参考文献 37955)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Ovoviviparous.東太平洋: 加州灣到祕魯與智利。
McEachran, J.D., 1995. Urolophidae. Rayas redondas. p. 786-792. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para lo Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome. (Ref. 9265)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-2)
临近濒危 (NT) (A2d); Date assessed: 24 February 2020
人类利用
工具
特别资料
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网络资源
Estimates based on models
Preferred temperature (Ref.
123201): 19.4 - 28.6, mean 24.7 °C (based on 86 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01660 (0.00788 - 0.03495), b=3.10 (2.91 - 3.29), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (Ref.
69278): 3.6 ±0.53 se; based on food items.
回复力 (Ref.
120179): 低的, 最小族群倍增时间4.5 - 14 年 (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (32 of 100).
