Common names from other countries
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) >
Dasyatidae (Stingrays) > Urogymninae
Etymology: Brevitrygon: Derived from brevis (Latin), meaning short and trygṓn (Greek τρυγών),
meaning stingray, in allusion to the short, semi-rigid tails of these stingrays; walga: Name is presumably a variant spelling of wolga, from Wolga Tenkée, a local name
for this or a related stingray from the Ganges Delta of India..
More on authors: Müller & Henle.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋; 半咸淡水 居于水底的; 深度上下限 0 - 40 m (Ref. 121773). ; 30°N - 10°N, 34°E - 76°E
Indian Ocean: eastern India (Bay of Bengal, Madras), Bangladesh to Myanmar (East of Bok Ye-gan).
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm 16.7 range ? - ? cm
Max length : 20.3 cm WD 雄鱼/尚未辨别雌雄; (Ref. 130662); 23.3 cm WD (female)
Demersal on insular and continental shelves, and occasionally found in coastal embayments (Ref. 58048); primarily in shallow water from near the shore in estuaries to nearby fishing grounds in bays (Ref. 130662). Ovoviviparous (Ref. 50449). Caught in large quantities as by-catch of bottom trawl and trammel net fisheries. Utilized for its meat, but of limited value due to its very small size (Ref.58048).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Ovoviviparous (Ref. 205), with histotrophy. Gives birth to litters of 1-2 pups; no reproductive synchronicity. Born at 8-10 cm WD (Ref.58048). Distinct pairing with embrace (Ref. 205).
Last, P.R., S. Weigmann and G.J.P. Naylor, 2023. The Indo-Pacific stingray genus Brevitrygon (Myliobatiformes: Dasyatidae): clarification of historical names and description of a new species, B. manjajiae sp. nov., from the western Indian Ocean. Diversity 15: 1-75. (Ref. 130662)
世界自然保护联盟红皮书 (Ref. 130435)
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