FISHERY LIGHTS RESULT IN ELEVATED PREDATION OF THE ENDANGERED FISH ECONOMIDICHTHYS TRICHONIS BY ATHERINA BOYERI IN LAKE TRICHONIS (GREECE)
作者: George KehayiasLambros TsounisEkaterini Georgoula
刊名: Ecology & Safety, 2018, Vol.12 (1), pp.116-127
来源数据库: Info Invest Ltd
关键词: Atherina boyeriPurse seineLed lightEconomidichthys trichonisDietPredation
原始语种摘要: Atherina boyeri is the dominant fish species in Lake Trichonis (Greece) and the target species in the professional purse seine fishery, conducted mainly during the night by the use of lamp rafts. A recent study on its diet when fed close to the fishery lights showed that it is capable of preying large numbers of larvae of the native and endangered fish Economidichthys trichonis. This study reports the first results of a conservation program aiming to the reduction of this predation by A. boyeri. Stomach content analysis, applied on specimens of A. boyeri caught around lamp rafts of the purse seine fishing conducted between May and December 2017, revealed that among seventeen prey categories, the E. trichonis larvae were second in frequency of occurrence after the larvae of the mollusk...
全文获取路径: PDF下载  Info Invest公司  (合作)
分享到:

×
关键词翻译
关键词翻译
  • fishery 渔业
  • larvae 幼虫
  • fishing 捕鱼
  • seine 网眼织物
  • predation 捕食
  • mollusk 软体动物
  • purse 钱包
  • lights 轻磅
  • conducted 有陪同的
  • night