أشلاق (القروش و الشفانين) (sharks and rays) >
Torpediniformes (Electric rays) >
Narcinidae (Numbfishes)
Etymology: Diplobatis: Greek, diploos = twice + Greek, batis, -idos = a ray (Raja sp) (Ref. 45335).
More on authors: Jordan & Gilbert.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
بحري مرتبطة بالشعاب; نطاق العمق 3 - 94 m (Ref. 96339), usually ? - 65 m (Ref. 114953). Tropical; 28°N - 2°S, 113°W - 83°W (Ref. 114953)
Eastern Pacific: Gulf of California to Ecuador.
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 25.0 cm TL ذكر/ مختلط الجنس; (Ref. 9259)
A nocturnal and solitary species found on sand and rock bottoms, in bays and on coral reefs (Ref. 12951). Feeds on small crustaceans, worms, and fishes (Ref. 37955). The smallest adult males known ca. 15 cm TL, females ca. 18 cm TL (Ref. 114953).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
McEachran, J.D., 1995. Narcinidae. Rayas eléctricas. p. 769-771. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para los Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome. (Ref. 9259)
IUCN Red List Status (Ref. 130435: Version 2025-1)
استخدامات بشرية
مصائد: غير ذات اهمية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (مرجع
123201): 22.4 - 28.9, mean 26.4 °C (based on 72 cells).
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01413 (0.00680 - 0.02934), b=2.87 (2.68 - 3.06), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
مستوى غذائي (مرجع
69278): 3.3 ±0.48 se; based on food items.
المرونه (مرجع
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).
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Nutrients (Ref.
124155): Calcium = 14 [2, 221] mg/100g; Iron = 0.518 [0.044, 5.651] mg/100g; Protein = 15.7 [11.5, 20.1] %; Omega3 = 0.119 [0.038, 0.345] g/100g; Selenium = 28.3 [4.6, 136.1] μg/100g; VitaminA = 62.7 [4.4, 812.4] μg/100g; Zinc = 1.43 [0.10, 16.00] mg/100g (wet weight);
