赣江中游四大家鱼产卵场现状初步调查

Spawning Sites of Four Major Chinese Carps in the Middle Reaches of Ganjiang River

为了解赣江中游四大家鱼产卵场现状,于2008年4月至2009年6月间通过现场采样和社会调查2种方法对赣江中游赣州至新干段12处四大家鱼产卵场进行了调查,并对水文和正在兴建的大型水利工程对产卵场的影响进行了分析。采得标本共计3 942尾,其中四大家鱼58尾;采集卵苗590尾,其中四大家鱼鱼卵38粒,获得51份渔民鱼类资源调查问卷。结果表明,20世纪60年代赣江中游原有12处产卵场中赣州储潭和峡江巴邱四大家鱼产卵场保存较好。

In order to find out the present situation of the spawing sites of four major Chinese carps in the middle reaches of the Ganjiang River, according to samping, visits fisherman, consult literature from April in 2008 to June 2009 ＇s, we have collected 3 942 fishes include 58 four major Chinese carps and get 38 fish eggs in 590 adolescent fish and fish eggs 51 questionnaires about the fish resources in the middle reaches of Ganjiang River from Ganzhou to Xingan. From the purpose to protect the natural resources of these fishes in Ganjiang River we also analyse the infact on Hydrology and big dam which was under construction. The results states that：in the original 12 spawning sites of four major Chinese carps in the middle reaches of Ganjiang River, Chutan and Baqiu are well preserved.