Elasmobranchii (Haie und Rochen) (sharks and rays) >
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 / Tiefenbereich / distribution range
Ökologie
seewasser demersal; tiefenbereich 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 / Gewicht / Alter
Geschlechtsreife: Lm 11.8, range 11 - 13.5 cm
Max length : 46.2 cm TL Männchen/unbestimmt; (Ref. 9265); common length : 37.5 cm TL Männchen/unbestimmt; (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).
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)
IUCN Rote Liste Status (Ref. 130435: Version 2025-1)
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
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.
Widerstandsfähigkeit (Ref.
120179): niedrig, Verdopplung der Population dauert 4,5 - 14 Jahre. (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (36 of 100).
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