(كوسه ها و سپرماهيان) (sharks and rays) >
Myliobatiformes (Stingrays) >
Urotrygonidae (American round stingrays)
Etymology: Urotrygon: Greek, oura = tail + Greek, trygon = a sting ray (Ref. 45335); cimar: Named for the Centro de Limnología (CIMAR) a research center of the Universidad de Costa Rica during its twentieth anniversary.
Eponymy: This is an abbreviation for Centro de Investigación en Ciencias del Mar y Limnologia, a research centre of the Universidad de Costa Rica (where both authors work) in honour of its 20th anniversary. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 0 - 85 m (Ref. 40883), usually ? - 10 m. Tropical
Eastern Central Pacific: between Corinto, Nicaragua and Gulf of Nicoya, Costa Rica.
Size / Weight / سن
Maturity: Lm ? range ? - ? cm
Max length : 38.2 cm TL جنس نر / بدون خواص جنسي; (Ref. 40883)
توصيف مختصر
كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
Large species of Urotrygon with a round disc; tail short. Dorsal surface of disc and tail yellow-brown or tan irregularly spotted with brown or black blotches; ventral surface of disc white with lateral margins of disc and posterior border of pelvic fins tan in juveniles, dark brown or gray in adults. Small pungent denticles densely cover dorsal surface of disc and tail; denticles only slightly enlarged near midline. Pupillary operculum a small triangle, apex not reaching ventral margin of pupil.
Found in tide pools and to a depth of 85 m. Usually collected in waters shallower than 10 m.
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
López S., M.I. and W.A. Bussing, 1998. Urotrygon cimar, a new eastern Pacific stingray (Pisces: Urolophidae). Rev. Biol. Trop. 46 (Suppl. 6):271-277. (Ref. 40883)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2024-1)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 27.9 - 29.1, mean 28.5 °C (based on 98 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): 3.7 ±0.6 se; based on size and trophs of closest relatives
جهندگی (Ref.
120179): پايين ، كم, كمينه زمان لازم براي دو برابر شدن جمعيت 5/4 – 14 سال (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (28 of 100).
