分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋; 淡水; 半咸淡水 pelagic-neritic. 熱帶; 5°N - 0°, 82°W - 75°W (Ref. 188)
分布
领土 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
Eastern Pacific: known only from the Río Vaqueira, northwest Ecuador.
東太平洋: 已知只來自 Rio Vaqueira ,厄瓜多西北部了。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 20.5 cm SL 雄鱼/尚未辨别雌雄; (Ref. 188)
背棘 (总数) : 0; 臀棘: 0; 臀鳍软条: 50. Belly with about 29 scutes. Lower jaw projecting, mouth pointing obliquely upward; no hypo-maxilla. Pectoral fin a little longer than head; dorsal fin origin nearer to caudal fin base than to vertical from pectoral fin base by about 2 eye diameters (or behind midpoint of body by about 3 eye diameters); anal fin long, its origin much nearer to snout tip than to caudal fin base.
Body shape (shape guide): fusiform / normal; Cross section: compressed.
腹面有大约 29个鳞甲。 下颌突出的, 嘴朝向斜上方; 没有皮下注射-颚骨。 胸鳍稍微长度超过头部; 背鳍起点较接近尾鳍基底超过到垂直的从胸鳍基底大约 2 眼直径;(或身体的中点后面大约 3 眼直径) 臀鳍长的, 它的起源很多超过到尾鳍基底较接近吻顶端。
Either living in rivers or entering rivers from the sea (Ref. 9336).
或生活于河或从海洋进入河川.(参考文献 9336)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
東太平洋: 已知只來自 Rio Vaqueira ,厄瓜多西北部了。
Whitehead, P.J.P., 1985. FAO Species Catalogue. Vol. 7. Clupeoid fishes of the world (suborder Clupeoidei). An annotated and illustrated catalogue of the herrings, sardines, pilchards, sprats, shads, anchovies and wolf-herrings. FAO Fish. Synop. 125(7/1):1-303. Rome: FAO. (Ref. 188)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
渔业: 自给性渔业
工具
特别资料
下载 XML
网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00813 (0.00377 - 0.01751), b=3.05 (2.87 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.8 ±0.6 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Low vulnerability (22 of 100). 🛈 |
价格分类 (Ref. 80766) |
Low.
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