分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鳃亚纲 (鲨鱼与 鱼) (sharks and rays) >
Rajiformes (Skates and rays) >
Rajidae (Skates)
Etymology: Rostroraja: Latin, rostrum = beak + Latin, raja, -ae = a sting ray (Ref. 45335).
Eponymy: Lieutenant (later Rear Admiral) Seth Mitchell Ackley (1845–1908) was the officer commanding the Coast Survey steamer ‘Blake’ (1877). [...] (Ref. 128868), visit book page.
More on author: Garman.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 居于水底的; 深度上下限 32 - 384 m (Ref. 108920), usually ? - 45 m (Ref. 7251). 熱帶
Western Central Atlantic: Florida, USA to Yucatan, Mexico.
中西大西洋: 美國佛羅里達到墨西哥的尤卡坦半島。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 51.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2850)
简单描述
检索表 | 型态特徵 | 形态测量图
Disc broadly rounded. Upper surface of disk is pale and has dark spots. Ocellus on each pectoral fin usually oval. Ocelli are closer (Ref. 7251). Lower surface white without dark markings (Ref. 6902).
体盘宽广地圆的。 体盘的上表皮是灰白的而且有深色的斑点。 在每个胸鳍上的眼状斑通常椭圆形的。 假眼斑比较靠近。 (参考文献 7251) 下表面白色没有深色的斑纹.(参考文献 6902)
Benthic (Ref. 51024). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
卵生的.(参考文献 50449) 卵在贝壳上有像触角一样的突出。 (参考文献 205)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).中西大西洋: 美國佛羅里達到墨西哥的尤卡坦半島。
McEachran, J.D. and K.A. Dunn, 1998. Phylogenetic analysis of skates, a morphologically conservative clade of elasmobranchs (Chondrichthyes: Rajidae). Copeia 1998(2):271-290. (Ref. 27314)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-2)
人类利用
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特别资料
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Estimates based on models
Preferred temperature (Ref.
123201): 20.1 - 27.6, mean 24.8 °C (based on 34 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [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).
营养阶层 (Ref.
69278): 3.7 ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 低的, 最小族群倍增时间4.5 - 14 年 (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
