أشلاق (القروش و الشفانين) (sharks and rays) >
Rajiformes (Skates and rays) >
Rajidae (Skates)
Etymology:
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري القاع. Deep-water
Western Indian Ocean: Gulf of Aden.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Eschmeyer, W.N. (ed.), 2009. Catalog of fishes. Updated database version of 2 July 2009. Catalog databases of CAS cited in FishBase (website). (Ref. 81932)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00302 (0.00141 - 0.00645), b=3.24 (3.07 - 3.41), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 4.0 ±0.6 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Preliminary low fecundity).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100).