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) > Dasyatinae
Etymology: parvonigra: Name from Latin 'parvus' for little and 'nigra' for black, refers to its resemblance to a larger Australian species Dasyatis thetidis.
More on authors: Last & White.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋; 半咸淡水 底中水层性; 深度上下限 60 - 185 m (Ref. 114953). ; 20°N - 20°S, 115°E - 128°E (Ref. 114953)
Eastern Indian Ocean and Western Central Pacific: Philippines to north-western Australia.
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm ?, range 35 - ? cm
Max length : 51.0 cm WD 雄鱼/尚未辨别雌雄; (Ref. 114953)
This demersal species lives offshore on continental shelf, probably occasionally shallower; caught incidentally in trawl and net fisheries; llfe history unknown (Ref. 114953). Maximum length for females of similar form, possibly up to 49.8 cm WD (Ref. 76959).
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Last, P.R. and W.T. White, 2008. Dasyatis parvonigra sp. Nov., a new species of stingray (Myliobatoidei: Dasyatidae) from the tropical eastern Indian Ocean. In Last, P.R., White, W.T. & Pogonoski, J.J. (eds.): Descriptions of New Australian Chondrichthyans. CSIRO Marine and Atmospheric Research Paper no. 22. (Ref. 76959)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
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特别资料
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Estimates based on models
Preferred temperature (Ref.
123201): 19.6 - 23, mean 21.5 °C (based on 8 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00468 (0.00195 - 0.01123), b=3.12 (2.92 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.7 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
