(كوسه ها و سپرماهيان) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Centrophoridae (Gulper sharks)
Etymology: Centrophorus: centr[um] (L.), prickle or sharp point; phorus, from phoreus (Gr.), bearer or carrier, referring to grooved spines on dorsal fins. (See ETYFish); westraliensis: -ensis, Latin suffix denoting place: Western Australia, only known area of occurrence. (See ETYFish).
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 616 - 750 m (Ref. 76933). Tropical
Eastern Indian Ocean: Western Australia.
Size / Weight / سن
Maturity: Lm ? range ? - ? cm
Max length : 90.9 cm TL (female)
توصيف مختصر
ريخت شناسي | ريخت ستجي بوسيله انداره گيري
This moderate-sized species has the following set of adult characters: length of pre-second dorsal 63.8-64.9% TL, 8.8-9.7 times dorsal-caudal space; length of pre-first dorsal 31.3-32.7% TL; interdorsal space 20.3-21.5% TL, 2.8-3.1 times dorsal-caudal space; dorsal-caudal space 6.7-7.3% TL, 4.4-4.9 in pectoral-pelvic space; long and moderately robust head, its length 23.2-24.7% TL, 3.1- 3.2 times mouth width, its width 11.7–12.8% TL, 5.1-5.5 in pre-second dorsal length; width at anterior of nostrils 7.1-7.6% TL; long snout, its preoral length 10.9-12.4% TL, 2.0-2.2 times head height at anterior of mouth, 1.4-1.6 times mouth width; horizontal preorbital length 7.0-7.8% TL; horizontal prenarial length 4.5-4.9% TL; moderately large mouth, its width 7.6–7.8% TL; large pectoral fin, its anterior margin 12.9-14.2% TL, 2.6-2.8 times base length; large caudal fin, its dorsal caudal margin 17.4-20.2% TL; 2.6-2.9 times dorsal-caudal space; moderately-sized first dorsal fin, its height 5.5-6.4% TL, with relatively robust spine, its base width 1.1-1.2% TL; dorsal fins of juveniles have a distinct blackish oblique blotch anteriorly and a white blotch on the upper posterior margin; in adults a less distinct dark blotch which is usually still apparent in fresh specimens and with white blotch restricted to a narrow white posterior margin which can be indistinct in larger preserved specimens; females and an immature male with upper teeth strongly oblique, similar in shape, but much smaller than lower teeth; 38/29.teeth count in holotype; adults with flank denticles flat, not overlapping, with scalloped edges; 112-117 (mean 115.3) total vertebral centra; 55-57 (55.8) monospondylous precaudal centra; 29-33 (31) diplospondylous precaudal centra; 85-88 (86.8) precaudal centra; 27-30 (28.5) diplospondylous caudal centra (Ref. 76933).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
White, W.T., D.A. Ebert and L.J.V. Compagno, 2008. Description of two new species of gulper sharks, genus Centrophorus (Chondrichthyes: Squaliformes: Centrophoridae) from Australia. pp. 1-21. In P.R. Last, W.T. White and J.J. Pogonoski (eds). Descriptions of new Australian chondrichthyans. CSIRO Marine and Atmospheric Research Paper no. 22. 365 p. (Ref. 76933)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
خطر برای انسان ها
Harmless
استفاده انسانی
اطلاعات بيشتر
اسامي عاممترادفسوخت و سازشکارچیانسم شناسي بوم زيستيتولید مثلبلوغتخم ریزیSpawning aggregationFecundityتخم هانمو تخم
Age/Sizeرشدطول - وزنطول - طولنوسانات طولیريخت ستجي بوسيله انداره گيريريخت شناسيتوزاد ( لارو)پويايي لارويبازسازیفراوانيBRUVS
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): 1.7 - 8.2, mean 6.9 °C (based on 11 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00263 (0.00121 - 0.00572), b=3.18 (2.99 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.3 ±0.3 se; based on size and trophs of closest relatives
جهندگی (Ref.
120179): خیلی آهسته, كمينه زمان لازم براي دو برابر شدن جمعيت بيش از 14 سال (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (56 of 100).
