Common names from other countries
(كوسه ها و سپرماهيان) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Carcharhinidae (Requiem sharks)
Etymology: Nasolamia: nasus (L.), nose, referring to large, traverse nostrils and narrow conical snout; lamia, Greek for a shark-like fish. (See ETYFish); velox: Latin for swift or speedy, allusion not explained, perhaps referring to its swimming velocity inferred by its slender form. (See ETYFish).
More on author: Gilbert.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 15 - 192 m (Ref. 96339), usually 15 - 24 m (Ref. 9253). Tropical; 32°N - 18°S, 122°W - 71°W
Eastern Pacific: Baja California, Mexico and the Gulf of California to Peru.
Length at first maturity / Size / Weight / سن
Maturity: Lm ?, range 90 - ? cm
Max length : 150 cm TL جنس نر / بدون خواص جنسي; (Ref. 244)
Found inshore and offshore on the continental shelves. Feeds on small bony fish, including anchovies, and crabs. Viviparous, with 5 young in a litter. Size at birth about 53 cm. Not known to have attacked people. Utilized fresh and frozen for human consumption and processed for fishmeal.
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Viviparous, placental (Ref. 50449). Five pups of about 53 cm TL in each litter (Ref. 28023). Distinct pairing with embrace (Ref. 205).
Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: ارزش تحاري اندك
اطلاعات بيشتر
مراجعآبزي پرورينمايه آبزي پرورينژادهاژنتيكElectrophoresesوارثبيماري هافرآوریMass conversion
همكارانعکس هاStamps, Coins Misc.صداهاسيگواتراسرعتنوع شناگریمنطقه آبششيOtolithsمغزهابینایی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
115969): 20.6 - 28.4, mean 26.6 (based on 38 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00468 (0.00218 - 0.01003), b=3.09 (2.92 - 3.26), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.2 ±0.74 se; based on food items.
جهندگی (Ref.
120179): خیلی آهسته, كمينه زمان لازم براي دو برابر شدن جمعيت بيش از 14 سال (Fec=5).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
