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) >
Torpediniformes (Electric rays) >
Narkidae (Sleeper rays)
Etymology: Typhlonarke: Greek, typhlops = blind + Greek, narke = numbness (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 深度上下限 65 - 900 m (Ref. 26346), usually 300 - 400 m (Ref. 114953). 深水域; 42°S - 47°S, 169°E - 176°E (Ref. 114953)
Southwest Pacific: endemic to New Zealand.
西南太平洋: 紐西蘭的特有種。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 45.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 114953)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
臀棘: 0. Dark brown dorsally, light brown ventrally (Ref. 26346).
背部深褐色, 腹面淡褐色.(參考文獻 26346)
Found on the continental shelf and slope (Ref. 26346). Produces up to 11 pups a litter. Males reaches maturity at 35-40 cm TL; birth size at 9-10 cm TL (Ref. 114953).
棲息於大陸棚及大陸坡了。 (參考文獻 26346)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Presumably ovoviviparous, with up to 11 young born at 9-10 cm (Ref. 26346).西南太平洋: 紐西蘭的特有種。
Cox, G. and M. Francis, 1997. Sharks and rays of New Zealand. Canterbury Univ. Press, Univ. of Canterbury. 68 p. (Ref. 26346)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7502 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±0.3 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): Low to moderate vulnerability (35 of 100).
