Common names from other countries
(كوسه ها و سپرماهيان) (sharks and rays) >
Torpediniformes (Electric rays) >
Torpedinidae (Electric rays)
Etymology: Torpedo: Latin, torpere = be sluggish (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي; لب شور نزديك كف زي; تغييرات عمق 30 - 50 m (Ref. 4430). Tropical; 15°N - 17°S, 19°W - 14°E (Ref. 114953)
Eastern Atlantic: Senegal to Angola.
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 40.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 114953)
Found in continental shelf in shallow water to at least 15 m deep. Presumably feeds on small invertebrates and fishes (Ref. 114953). Ovoviviparous (Ref. 50449). Males mature at ca. 32 cm TL, females at ca. 35 cm TL (Ref. 114953).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449).
Capapé, C. and M. Desoutter, 1990. Torpedinidae. p. 55-58. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4430)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
استفاده انسانی
اطلاعات بيشتر
Age/Sizeرشدطول - وزنطول - طولنوسانات طولیريخت ستجي بوسيله انداره گيريريخت شناسيتوزاد ( لارو)پويايي لارويبازسازیفراواني
مراجعآبزي پرورينمايه آبزي پرورينژادهاژنتيكElectrophoresesوارثبيماري هافرآوریMass conversion
همكارانعکس هاStamps, Coins Misc.صداهاسيگواتراسرعتنوع شناگریمنطقه آبششيOtolithsمغزهابینایی
ابزارها
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منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
115969): 19.8 - 25.9, mean 23.6 (based on 13 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01479 (0.00659 - 0.03318), b=2.97 (2.78 - 3.16), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.2 ±0.7 se; based on size and trophs of closest relatives
جهندگی (Ref.
120179): پايين ، كم, كمينه زمان لازم براي دو برابر شدن جمعيت 5/4 – 14 سال (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).