Neotrygon australiae Last, White & Serét, 2016
Australian bluespotted maskray
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| Native range | All suitable habitat | Point map | Year 2050 |
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| This map was computer-generated and has not yet been reviewed. |
| Neotrygon australiae AquaMaps Data sources: GBIF OBIS |
分类 / 名称 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) > Myliobatiformes (Stingrays) > Dasyatidae (Stingrays) > Neotrygoninae
Etymology: australiae: Name referring to the Australasian distribution of this member of bluespotted mask ray complex. of the genus Neotrygon.
Etymology: australiae: Name referring to the Australasian distribution of this member of bluespotted mask ray complex. of the genus Neotrygon.
环境：氛围 / 气候带 / 深度上下限 / 分布范围 生态学
海洋 居于水底的; 深度上下限 23 - 91 m (Ref. 116741).
分布 领土 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
Eastern Indian Ocean to Western Pacific: Australia, Papua New Guinea and Indonesia.
大小 / 重量 / 年龄
简单描述 检索表 | 型态特徵 | 形态测量图
This species of the kuhlii-complex (reaching at least 45 cm DW; males maturing at ca. 28 cm DW) is distinguished by the following set of characters: disc is much broader than long, width 1.2-1.3 times length; pectoral apices are narrowly angular; snout fleshy, broadly rounded to weakly angular, with angle 101-103°, length 1.6-2.1 times interorbital width; maximum width relatively well back on disc, length from snout tip to pectoral-fin insertion 1.7-1.8 times and disc width 2.3-2.5 times horizontal distance from snout tip to maximum disc width; preoral length 1.8-2.3 times the mouth width; internasal distance 1.3-1.6 in prenasal length; interspiracular distance 14-16% DW; nostril length 3.4-4% DW; nasal curtain width 8.4-9.1% DW; with small mouth, width 6.5-7.3% DW; horizontal distance from cloaca to the caudal sting base 42-52% of disc length; with thornlets in nuchal and lumbar regions in large individuals, none from tail in all sizes; no dermal denticles entirely from body; pectoral-fin radials 105-113; total vertebral centra (including synarcual) 129-134, trunk centra (including synarcual) 37-41; with large blue spots, the largest spot on disc 0.7-1.2 times eye width; 2-17 (mean 9.4) blue spots on medial belt, largest 3.3-5.6% DW; mask-like marking subtle, usually lightly covered with dark peppery spots (dark spots not widespread over central disc); the ventral surface of disc with distinct dark greyish brown submarginal bands; ventral tail fold is almost entirely dark (Ref. 116741).
Body shape (shape guide): other; Cross section: flattened.
Body shape (shape guide): other; Cross section: flattened.
A demersal fish found inshore to mid-continental ad insular shelves (Ref. 114953). Found over and adjacent to rocky and coral reefs from shallow water to at least 91 m depth (Ref. 116741).
生命周期和交配行为 成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
主要参考文献
上传您的参考资料 | 参考文献 | 合作者 : McEachran, John | 合作者
Last, P.R., White, W.T. and B. Séret, 2016. Taxonomic status of maskrays of the Neotrygon kuhlii species complex (Myliobatoidei: Dasyatidae) with the description of three new species from the Indo-West Pacific. Zootaxa 4083(4):533-561. (Ref. 116741)
CITES
Not Evaluated
对人类的威胁
人类利用
渔业: 没有兴趣
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基于模型的估算
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系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
| Bayesian length-weight | a=0.01096 (0.00348 - 0.03450), b=3.11 (2.85 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
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营养阶层 (参考文献 69278) |
3.4 ±0.3 se; based on size and trophs of closest relatives |
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渔业脆弱性 (Ref. 59153) |
Moderate vulnerability (40 of 100). 🛈 |