(كوسه ها و سپرماهيان) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Centrophoridae (Gulper sharks)
Etymology: Deania: -ia (Gr.), belonging to: American ichthyologist Bashford Dean (1867-1928), American Museum of Natural History, for his research on selachian fishes. (See ETYFish); profundorum: Latin for “of the depths,” type specimens collected from 717-1785 m. (See ETYFish).
More on authors: Smith & Radcliffe.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي موجوداتی که در اعماق زیر 200 متر زندگی و تغذیه می کنند; تغييرات عمق 205 - 1800 m (Ref. 55584). Deep-water; 40°N - 37°S, 93°W - 127°E (Ref. 54348)
Northwest Atlantic: North Carolina, USA. Eastern Atlantic: West Sahara to Senegal, Nigeria, Gabon to Democratic Republic of the Congo, Namibia and South Africa (Ref. 5578). Indian Ocean: Arabian Sea (Ref. 85183). Western Central Pacific: Philippines.
Length at first maturity / Size / Weight / سن
Maturity: Lm ?, range 70 - ? cm
Max length : 110 cm TL جنس نر / بدون خواص جنسي; (Ref. 95232)
خارهاي باله پشتي (کل): 2; شعاع نرم باله پشتي (کل): 0; خارهاي باله مخرجي 0; شعاع نرم باله مخرجي: 0. A longnose dogfish with a long, low 1st dorsal fin and a subcaudal keel on underside of caudal peduncle (Ref. 5578). Brownish-grey or dark grey in color (Ref. 5578).
Found on the upper continental and insular slopes, on or near the bottom (Ref. 247). Feeds on small benthic and midwater bony fishes, squid, and crustaceans (Ref. 247). Ovoviviparous (Ref. 50449). Minimum depth reported from taken from Ref. 5578.
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Ovoviviparous, embryos feed solely on yolk (Ref. 50449). 5 to 7 young in a litter (Ref. 5578). 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 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: از بی علاقه گی
اطلاعات بيشتر
مراجعآبزي پرورينمايه آبزي پرورينژادهاژنتيكElectrophoresesوارثبيماري هافرآوریNutrientsMass conversion
همكارانعکس هاStamps, Coins Misc.صداهاسيگواتراسرعتنوع شناگریمنطقه آبششيOtolithsمغزهابینایی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 4.9 - 12.3, mean 8.3 °C (based on 337 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00204 (0.00113 - 0.00369), b=3.15 (2.99 - 3.31), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 4.4 ±0.4 se; based on diet studies.
جهندگی (Ref.
120179): خیلی آهسته, كمينه زمان لازم براي دو برابر شدن جمعيت بيش از 14 سال (Fec=5).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (66 of 100).
Nutrients (Ref.
124155): Calcium = 7.85 [1.60, 42.16] mg/100g; Iron = 0.322 [0.076, 1.053] mg/100g; Protein = 20.7 [17.7, 22.9] %; Omega3 = 0.33 [0.12, 1.04] g/100g; Selenium = 15.9 [4.8, 45.8] μg/100g; VitaminA = 15.3 [3.4, 70.3] μg/100g; Zinc = 0.288 [0.139, 0.564] mg/100g (wet weight);
