雁鸣湖黑斑狗鱼资源调查及保护利用建议

对雁鸣湖(大山水库)的黑斑狗鱼Dybowski的种群结构、生长特征、摄食及繁殖进行了调查研究。由于环境的恶化,过度捕捞,水质的污染等原因,其渔业资源正处于匮乏状态,鉴于目前的状况,应采取相应的措施,对产卵期和产卵场进行保护,禁止非法过度捕捞,走渔业可持续发展道路。

Investigation and Protective Suggestion of Esox reicherti Dybowski in Yanming Lake

The population structure,feeding,production of Esox reicherti Dybowski in Yanming lake(Dashan reservoir) was studied.In view of the present condition,as a result of the environment worsening,excessively fishes for water quality reason and so on,the fishery resources are being at the deficient condition,some corresponding measure should be taken to protect it.eg.the spawning-time and the spawning ground must be protected,suppression of illegal overfishing are prohibited,fisheries should be taken the road of ...