分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
板鰓亜鋼(サメとエイ類) (sharks and rays) >
Myliobatiformes (Stingrays) >
Dasyatidae (Stingrays) > Urogymninae
Etymology: astra: Name from Latin 'astrum' for star or constellation, refers to the dorsal coloration, which usually consists of dark spots orbited in various ways by whitish spots, vaguely resembling a cluster of stars, evident in larger specimens..
More on authors: Last, Manjaji-Matsumoto & Pogonoski.
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の漂泳性; 深さの範囲 1 - 141 m (Ref. 76963). Tropical; 1°S - 29°S, 111°E - 155°E (Ref. 114953)
Indo-West Pacific: Australia, to West Papua, Indonesia; including Timor Sea (Ref. 76936); southern New Guinea (Ref. 114953).
Length at first maturity / サイズ / 重さ / 年齢
Maturity: Lm ?, range 50 - ? cm
Max length : 180 cm WD オス/雌雄の選別がない; (Ref. 76963)
A demersal species found inshore, over muddy bottoms or mangrove flats to 140 m depth. Litters of 1-3 pups. Feeds mainly on prawns and crabs (Ref. 114953). Birth size for this species is about 17-19 cm WD (Ref. 76963).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Last, P.R., B.M. Majajii-Matsumoto and J.J. Pogonoski, 2008. Himantura astra sp. Nov., a new whipray (Myliobatoidei: Dasyatidae) from Northern Australia. 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. 76963)
Human uses
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
123201): 24.5 - 28.8, mean 27.7 °C (based on 748 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01622 (0.00606 - 0.04338), b=3.00 (2.77 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.7 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
