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分类 / Names 俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei > Cypriniformes (Carps) > Danionidae (Danios) > Danioninae
Etymology: Devario:Bangla/Bengali:‘debari’, local name for these fishes; also meaning ‘brother in law’ (Ref. 2031); memorialis:Named for those who perished in the disastrous landslide at Aranayake, its type locality, in May 2016.
Environment: milieu / climate zone / 深度上下限 / distribution range 生态学
This species is distinguished from its congeners (in Sri Lanka and the peninsular-India) by the following characters and character states: branched dorsal-fin rays 8; analfin origin on vertical through dorsal-fin origin; dorsal-fin base length 13.1-16.5% SL; uninterrupted P stripe 2 scales wide anteriorly, beginning between verticals through pectoral- and pelvic-fin origins; anterior bars on body are indistinct or absent; interstripes I and I + 1 are narrow, about ¼-? times width of P stripe; lower jaw with mediodorsal band of 2-3 rows of tubercles; rostral barbel 4.1-8.9% HL; body depth 20.4-23.5% SL; the first infraorbital smooth, without process; lateral-line scales 38-46; circumpeduncular scales 15-16 (Ref. 127711). Cross section: compressed.
Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Sudasinghe, H., R. Pethiyagoda and M. Meegaskumbura, 2020. Evolution of Sri Lanka’s giant danios (Teleostei: Cyprinidae: Devario): teasing apart species in a recent diversification. Molecular Phylogenetics and Evolution v. 149 (art. 106853): 1-15. (Ref. 127711)
Phylogenetic diversity index (参考文献 82804): PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00422 - 0.02262), b=3.04 (2.84 - 3.24), 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): 3.0 ±0.4 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.).
Fishing Vulnerability (Ref. 59153): Low vulnerability (10 of 100). 🛈