分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鰓亞綱 (鯊魚與魟魚) (sharks and rays) >
Rajiformes (Skates and rays)
鰩目 (Skates and rays) >
Rajidae (Skates)
鰩科 (Skates)
Etymology: Dipturus: Greek, di = two + Greek, pteryx = fin (Ref. 45335); grahamorum: Named for the efforts of two unrelated Australasian ichthyologists, Alastair Graham (Australian National Fish collection) and and Ken Graham (NSW Depart.Primary Industries).
Eponymy: Kenneth ‘Ken’ John Graham (d: 1947), originally from New Zealand, spent his career as an ichthyologist, biologist and fisheries research scientist in Australia. [...] (Ref. 128868), visit book page.
More on author: Last.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
海洋 底中水層性; 深度上下限 70 - 490 m (Ref. 75648), usually 250 - 450 m (Ref. 75648). ; 25°S - 37°S, 151°E - 155°E (Ref. 114953)
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Southwest Pacific: off eastern Australia.
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 62.2 cm TL 雄魚/尚未辨別雌雄; (Ref. 75648); 64.1 cm TL (female)
A demersal species most commonly found on continental slope. Biology poorly known (Ref. 114953). No observed adolescent males, but with undeveloped claspers at 46.8 cm TL; adult males from 54.5- 62.2 cm TL, and smallest confirmed juvenile 18.3 cm TL (Ref. 75648).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Last, P.R., 2008. New short-snout members of the skate genus Dipturus (Rajoidei: Rajidae) from Australian seas. pp. 53-98. In Last, P.R., W.T. White, J.J. Pogonoski and D.C. Gledhill (eds.): Descriptions of new Australian skates (Batoidea: Rajoidei) pg. 53-98. CSIRO marine and atmospheric research paper no. 021. (Ref. 75648)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 25 April 2015
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基於模型的估計
首選溫度 (參考文獻
123201): 12.9 - 18.9, mean 14.6 °C (based on 38 cells).
系統發育多樣性指數 (參考文獻
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00288 (0.00136 - 0.00613), b=3.25 (3.08 - 3.42), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Preliminary low fecundity).
釣魚的脆弱性 (Ref.
59153): Moderate to high vulnerability (46 of 100).
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