分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Holocephali
全頭亞綱 (銀鮫科) (chimaeras) >
Chimaeriformes (Chimaeras)
銀鮫目 (Chimaeras) >
Chimaeridae (Shortnose chimaeras or ratfishes)
短鼻銀鮫科 (Shortnose chimaeras or ratfishes)
Etymology: Chimaera: Named for the mythological creature composed of parts of multiple animals, referring to their odd mix of characteristics (See ETYFish); lignaria: Latin for of or belonging to wood, referring to Kevin J. Dagit, woodworker, carpenter and “supporter of research on chimaeroid fishes in his spare time” (Sharks: An Eponym Dictionary identifies Dagit [misspelled Dadit] as Didier’s son; he was, in f (See ETYFish).
Eponymy: Kevin J Dagit was, at the time of the description, the describer’s husband. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 深度上下限 400 - 1800 m (Ref. 45044), usually 800 - 1800 m (Ref. 45044). 深水域
Pacific: New Zealand and Tasmania. Commonly collected from the fishing grounds of the Tasman Rise, Hikurangi Trough, Challenger Plateau, and Lord Howe Rise.
西南太平洋: 紐西蘭與塔斯梅尼亞。 通常採集自塔斯曼山， Hikurangi 溝槽，挑戰者高地與 Lord Howe山的漁場。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 100.0 range ? - ? cm
Max length : 142 cm TL 雄魚/尚未辨別雌雄; (Ref. 45044)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
Purplish color. Massive head with blunt snout. Preopercular and oral lateral line canals sharing a common branch. Males with bifurcated claspers, divided for the distal 1/3 of length, purple at the base with white fleshy tips. Skin firm and not deciduous.
帶紫色的顏色。 大的頭部有鈍的吻。 前鰓蓋骨與口部的側線管共用一個分枝。 雄性有分叉釦緊物,為末梢部的長度的 1/3 分開, 那紫色的基底有白色的肉質頂端。 皮膚結實的而不是易脫落的。
Males and females reach sexual maturity at 60-70 cm BDL (usually 100 cm TL) (Ref. 45044). Oviparous (Ref. 205). Eggs are encased in horny shells (Ref. 205).
雄性與雌性在 60-70 公分 BDL(通常 100 公分TL) 達成性成熟。 (參考文獻 45044) 卵生的.(參考文獻 205) 卵被包在角狀的外型突起中。 (參考文獻 205)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Oviparous (Ref. 205).西南太平洋: 紐西蘭與塔斯梅尼亞。 通常採集自塔斯曼山， Hikurangi 溝槽，挑戰者高地與 Lord Howe山的漁場。
Didier, D.A., 2002. Two new species of chimaeroid fishes from the southwestern Pacific Ocean (Holocephali, Chimaeridae). Ichthyol. Res. 49(4):299-306. (Ref. 45044)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 04 May 2024
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Estimates based on models
Preferred temperature (Ref.
123201): 2.5 - 5.7, mean 3.6 °C (based on 978 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00331 (0.00137 - 0.00798), b=3.07 (2.86 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.7 ±0.6 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 (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (85 of 100).
![Image of Chimaera lignaria (Carpenter\](/images/thumbnails/gif/tn_CHIMAET0.gif "Image of Chimaera lignaria (Carpenter\")