分類 / Names
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) >
Squaliformes (Sleeper and dogfish sharks) >
Somniosidae (Sleeper sharks)
Etymology: Scymnodalatias: scymno-, referring to previous placement in Scymnodon; dalatias, referring to lack of dorsal spines like most sharks in the family Dalatiidae (sometimes included within Somniosidae) (See ETYFish); albicauda: albus (L.), white; cauda (L.), tail, referring to white markings on caudal fin (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海區的; 海洋洄游的 (Ref. 51243); 深度上下限 150 - 510 m (Ref. 6871). 深水域; 42°S - 50°S
Eastern Indian Ocean: southern Australia. Southwest Pacific: New Zealand.
東印度洋: 澳洲南部。 西南太平洋: 紐西蘭。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 111 cm TL 雄魚/尚未辨別雌雄; (Ref. 26346)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 0. Grey and white, mottled with large brown or black spots; tail mostly white with black tips (Ref. 26346). Dorsal fins small, pectoral fins angular, and an asymmetric caudal fin with a dark-tipped upper lobe (Ref. 6871).
灰色與白色的, 具有大的褐色或黑色的斑點色斑; 尾部大部份白色的有黑色的頂端。 (參考文獻 26346) 背鰭小的, 胸鰭有角的, 與一個不對稱尾鰭有一個尖端深色的上葉.(參考文獻 6871)
Oceanic (Ref. 6871). A rare species known only from a few specimens taken by tuna longliners and trawlers (Ref. 6871). Ovoviviparous (Ref. 205), with at least 59 young in a litter (Ref. 26346).
大洋性的.(參考文獻 6871) 稀有的種只有一些標本被採自的鮪魚延繩釣與底拖網.(參考文獻 6871) 卵胎生的 (參考文獻 205), 與至少 59 幼魚在一胎.(參考文獻 26346)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Probably ovoviviparous (Ref. 6871), with at least 59 young (Ref. 26346). Distinct pairing with embrace (Ref. 205).東印度洋: 澳洲南部。 西南太平洋: 紐西蘭。
Last, P.R. and J.D. Stevens, 1994. Sharks and rays of Australia. CSIRO, Australia. 513 p. (Ref. 6871)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
人類使用
漁業:
工具
特別的報告
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網路資源
Estimates based on models
Preferred temperature (Ref.
123201): 7.2 - 11.8, mean 9.2 °C (based on 20 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00164 - 0.00880), b=3.14 (2.95 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 4.1 ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Fec=59).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (67 of 100).
