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Rajiformes (Skates and rays) >
Rajidae (Skates)
Etymology: Dipturus: Greek, di = two + Greek, pteryx = fin (Ref. 45335); wengi: Named for Mr. Herman Weng, a Queensland fisheries biologist..
More on authors: Séret & Last.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut bentopelagis; kisaran kedalaman 486 - 1049 m (Ref. 75647), usually 600 - 1000 m (Ref. 114953). Temperate; 16°S - 44°S, 143°E - 156°E (Ref. 114953)
Western Pacific to Southwest Pacific: Queensland to Tasmania (Australia) (Ref. 114953).
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 112 cm TL jantan/; (Ref. 75647); 128.0 cm TL (female)
Occurs on the continental slope off tropical and temperate eastern Australia (Ref. 75647). Adults mainly feed on bony fishes (Ref. 114953). Lengths of adolescent males recorded 108.1-112.2 cm TL, smallest juvenile 25.2 cm TL (Ref. 75647).
Life cycle and mating behavior
Maturities | Reproduksi, perkembang biakan | Spawnings | Egg(s) | Fecundities | Larva
Seret, B. and P.R. Last, 2008. A new Australian skate of the genus Dipturus (Rajoidei: Rajidae). In Last, P.R., W.T. Whiteman, J.J. Pogonoski and D.C. Gledhill (eds.) : Description of new Australian skates (Batoidea: Rajoidei) pg. 99-108. CSIRO marine and atmospheric research paper no. 021. (Ref. 75647)
Status IUCN Red List (Ref. 130435)
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Preferred temperature (Ref.
123201): 1.9 - 8.7, mean 6.7 °C (based on 239 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00282 (0.00133 - 0.00596), b=3.25 (3.08 - 3.42), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.9 ±0.6 se; based on size and trophs of closest relatives
Daya lenting (Ref.
120179): sangat rendah, Waktu penggandaan populasi minimum lebih dari 14 tahun (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (77 of 100).