EFFECTS OF COMMERCIAL FISHES RESOURCES ON CONSTRUCTION OF STEP HYDROPOWER STATION IN THE MIDDLE AND UPPER REACHES OF THE HEILONGJIANG RIVER AND COUNTERMEASURES
黑龙江水电梯级开发对中上游主要经济鱼类资源的影响与对策

According to the investigations on commercial fishes resources in the middle and upper reaches of the Heilongjiang River during 1991-1992, the paper presented here reports the composition of fish fauna in the study area,the state of fishes resources in water area outside the step kydropower station and at the river section under the dam, and propagation state of the fishes in reproducing drifting eggs. The paper also forecasts the effect of the reservoir on the middle and upper reaches of the Heilongjiang River fishes resources and put forward countermeasures to develop fishery resources.