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Myliobatiformes (Stingrays) >
Urotrygonidae (American round stingrays)
Etymology: Urotrygon: Greek, oura = tail + Greek, trygon = a sting ray (Ref. 45335).
Eponymy: Dr George Warren Rogers was a physician from Vermont who lived in Mazatlan, Sinaloa, Mexico. He was described in the etymology as ‘a scholarly physician’ who assisted the authors. (Ref. 128868), visit book page.
More on authors: Jordan & Starks.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 2 - 30 m (Ref. 96339). Tropical; 27°N - 2°S, 110°W - 77°W
Eastern Central Pacific: southern Gulf of California to Ecuador.
Length at first maturity / Size / Weight / سن
Maturity: Lm 11.8, range 11 - 13.5 cm
Max length : 46.2 cm TL جنس نر / بدون خواص جنسي; (Ref. 9265); common length : 37.5 cm TL جنس نر / بدون خواص جنسي; (Ref. 9265)
Found on soft bottoms of coastal waters (Ref. 9265). Feeds on crustaceans and small fishes (Ref. 37955). Venomous spine on tail (Ref. 9265). Sometimes utilized as a food fish (Ref. 37955).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
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)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2024-2)
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 25.9 - 29.1, mean 28.3 °C (based on 118 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01413 (0.00578 - 0.03452), b=3.07 (2.86 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.9 ±0.63 se; based on food items.
جهندگی (Ref.
120179): پايين ، كم, كمينه زمان لازم براي دو برابر شدن جمعيت 5/4 – 14 سال (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (36 of 100).