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) >
Rajiformes (Skates and rays)
鰩目 (Skates and rays) >
Rajidae (Skates)
鰩科 (Skates)
Etymology: Breviraja: Latin, brevis = short, brief + Latin raja = ray (Raja sp.) (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 深度上下限 323 - 675 m (Ref. 13608). 深水域; 25°N - 35°N, 81°W - 77°W (Ref. 114953)
Western Central Atlantic: South Carolina to Florida, USA (Ref. 114953). Gulf of Mexico to Nicaragua and off Suriname.
中西大西洋: 墨西哥灣到尼加拉瓜與外海的蘇利南。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 23.6 cm WD 雄魚/尚未辨別雌雄; (Ref. 13608)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
Irregular rows of thorns along the midbelt of disc. First and second dorsal fins are confluent. Upper surface light brown with a few whitish blotches. Lower surface plain whitish (Ref. 6902).
不規則的刺列沿著體盤的腰帶中央。 第一個與第二背鰭鰭是匯合的。 上表皮淡褐色的有一些微白色的斑塊。 下表面全白的.(參考文獻 6902)
Deep water species (Ref. 6902). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205). Males reaches maturity at ca. 25 cm TL, females at ca. 29 cm TL; size at birth unknown (Ref. 114953).
深水域種.(參考文獻 6902) 卵生的.(參考文獻 50449) 卵在貝殼上有像觸角一樣的突出。 (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, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).中西大西洋: 墨西哥灣到尼加拉瓜與外海的蘇利南。
Last, P.R., S. Weigmann and L. Yang, 2016. Changes to the nomenclature of the skates (Chondrichthyes: Rajiformes). In: Last and Yearsley (eds.). Rays of the World: Supplementary Information. CSIRO Special Publication. 11-34. (Ref. 118749)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 19 June 2019
人類使用
漁業:
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Estimates based on models
Preferred temperature (Ref.
123201): 4.7 - 16.1, mean 11.4 °C (based on 56 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00302 (0.00141 - 0.00645), b=3.24 (3.07 - 3.41), 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 (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (28 of 100).
