西北师范大学学报(自然科学版)2013,Vol.49Issue(4):83-88,6.
积石山县西藏山溪鲵繁殖行为观察分析
Observation and analysis of reproductive behavior of Batrachuperus tibetanus in Jishishan county
摘要
Abstract
Using sample line method and interview method to investigate Batrachuperus tibetanus in Jishishan county of Gansu province in the wild,observing the population quantity and distribution,living habits,egg and egg bag characteristics and reproductive behavior of Batrachuperus tibetanus,and doing further observation about the reproductive behavior in the laboratory.The results show that the Batrachuperus tibetanus of Jishishan county mostly distribute at an altitude of 2 000 m above the mountain stream inside,spawning time concentrates in late April to June,the spawning average temperature is about 7℃(3~11 ℃),the temperature 12 ℃(3~21 ℃),the pH value of 6~7,the reproductive behavior include:courtship show behavior,holding spawning behaviour and protecting egg behavior.Finally,this paper analyze its causes of dangerous factors about population resources and put forward the corresponding protection strategies,which provide basic data for the future research and scientific protection.关键词
西藏山溪鲵/栖息生境/种群资源/繁殖行为/积石山县Key words
Batrachuperus tibetanus/perched habitat/population resources/reproductive behavior ecological/Jishishan county分类
生物科学引用本文复制引用
龚大洁,秦伟强,郭熙川,孙呈祥,李晓军..积石山县西藏山溪鲵繁殖行为观察分析[J].西北师范大学学报(自然科学版),2013,49(4):83-88,6.基金项目
国家环保部科学基金项目(生资调查(环)11-12) (生资调查(环)
西北师范大学"本科生学术能力提升计划"资助项目 ()