Contrbtion to the biology of Zagros tooth-carp, Aphanius vladykovi (Cyprinodontidae) in central Iran
作者: Yazdan KeivanyNasrollah Soofiani
作者单位: 1Department of Fisheries, Faculty of Natural Resources, Isfahan University of Technology
刊名: Environmental Biology of Fishes, 2004, Vol.71 (2), pp.165-169
来源数据库: Springer Journal
DOI: 10.1007/s10641-004-0106-y
关键词: fish biologygonadosomatic indexMiddle Eastpupfishesreproduction
英文摘要: Abstract(#br)We studied some aspects of the biology of the Zagros tooth-carp, Aphanius vladykovi , an endemic and poorly known species from Chahar-Mahall-va-Bakhtiari province in central Iran, by regular monthly collections and direct observation in aquaria over a full year. We collected individuals from Modar-Dokhtar spring of Gandoman region; we preserved some in formalin and transferred some alive to aquaria. The stomach contents consisted mostly of freshwater crustaceans, suggesting a carnivorous habit. The eggs had an average diameter of 1mm and the average absolute and relative fecundity was 415 and 110, respectively. The gonadosomatic ratio and ovary condition suggested that the reproductive season of the species was between late March and June with a peak in early April. The...
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影响因子:1.305 (2012)

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关键词翻译
关键词翻译
  • biology 生物学
  • central 中心的
  • tooth