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: Urobatis: Greek,oura = tail + Greek, batis, batidos = a ray (Raja sp.) (Ref. 45335).
More on author: Garman.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 居于水底的; 深度上下限 1 - 30 m (Ref. 96339). 亞熱帶的
Eastern Central Pacific: southern Baja California, Mexico and the Gulf of California.
中太平洋東部: 墨西哥的下加利福尼亞南部與加州灣。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 42.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 9265); common length : 30.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 9265)
Found on shallow sand and mud bottoms, in sea grass beds, near rocky reefs, and in bays (Ref. 12951). Feeds on worms and amphipods during the day (Ref. 12951). Minimum depth from Ref. 58018.
在海洋草床，邻近岩礁，栖息于水浅的沙与泥底部了, 与在海湾中.(参考文献 12951) 吃蠕虫与片脚类动物在白天期间。 (参考文献 12951)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Ovoviviparous.中太平洋東部: 墨西哥的下加利福尼亞南部與加州灣。
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)
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): 22.3 - 26.9, mean 24 °C (based on 101 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02089 (0.00997 - 0.04380), b=3.09 (2.90 - 3.28), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.42 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).
