分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Clupeiformes (Herrings) >
Ehiravidae (River sprats)
Etymology: Dayella: Because of Day, Francis; (1878-1888), author of four books related to Indian fishes.
More on author: Day.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋; 淡水; 半咸淡水; 非产卵性溯降河的 (Ref. 51243). 熱帶; 13°N - 6°N, 73°E - 80°E (Ref. 188)
Asia: Southwestern India.
亞洲: 印度西南部。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 6.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 188)
背棘 (总数): 0; 背的软条 (总数): 12-18; 臀棘 0; 臀鳍软条: 16 - 27. With 1 to 4 unkeeled and irregular scutes without vertical arms; pelvic scute with vertical arms (not W-shaped, cf. Spratelloides, Dussumieria); no post-pelvic scutes. Snout pointed, lower jaw a little prominent, small but distinct teeth in each jaw; second supra-maxilla long; gill rakers on hind face of third epibranchial (cf. absent in Ehirava fluviatilis).
1 到 4个不隆起的与没有垂直的手臂的不规则的鳞甲; 腹鳍鳞甲有垂直的手臂;(不是 W 形, 比较 Spratelloides, Dussumieria) 没有在腹鳍之后的鳞甲。 吻端尖的, 下颌稍微突出, 小的但是在每个颌中明显的齿; 第二个上颚骨长的; 在第三个上鳃骨的后部面貌上的鳃耙.(比较不存在于 南亚多棱圆鲱［Ehirava fluviatilis］ )
Found in rivers, estuaries (Ref. 188) and coastal waters (Ref. 45255).
发现于河，河口 (参考文献 188) 与沿岸水域了。 (参考文献 45255)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
亞洲: 印度西南部。
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)
人类利用
渔业: 自给性渔业
更多信息
俗名同种异名新陈代谢捕食者生态毒物学繁殖成熟度产卵场产卵群集孕卵数卵卵的发育
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工NutrientsMass conversion
合作者照片Stamps, Coins Misc.声音神经毒速度泳型鳃区Otoliths脑重体重比眼睛色素
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00365 - 0.02081), b=3.02 (2.81 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
![Image of Dayella malabarica (Day\](/images/thumbnails/gif/tn_Damal_u0.gif "Image of Dayella malabarica (Day\")