商丘市虞城县鱼类资源调查

Investigation on Fish Resources in Yucheng County

2020年11月26日河南省鱼类资源调查队到达商丘市虞城县,在当地开展了为期4天的鱼类资源调查工作。根据虞城县水域分布情况设置20个采集样点,覆盖当地主要河流。此次调查共采集到19个物种,隶属于4目8科18属。本次样品采集中获得鲤形目物种数量占比超过二分之一,共计12种,占总种数的63.15%;其次是鲈形目鱼类,包括5种,占总种数的26.31%;鲇形目和鳉形目鱼类物种均仅有1种,分别占总种数的5.27%。本文对虞城县的鱼类组成、生态类型和区系划分等方面进行了详细介绍,最后对虞城县的鱼类资源保护提出了相关建议。

On November 26,2020,the fish resources investigation team of Henan Province arrived in Yucheng County,Shangqiu City,and carried out a four-day fish resources investigation.According to the distribution of water area in Yucheng County,20 sampling points covering the main local rivers were set up.A total of 19 species belonging to 4 orders,8 families and 18 genera were collected in this survey.In this sample collection,the number of Cypriniformes species accounted for more than half,a total of 12 species,accounting for 63.15%of the total number;The second is the Perciformes,including 5 species,accounting for 26.31%of the total species;There was only one fish species in the catches of Siluriformes and Cyprinodontiformes,accounting for 5.27%of the total species respectively.This paper introduces the fish composition,ecological types and faunal division of Yucheng County in detail.Finally,it puts forward relevant suggestions for the protection of fish resources in Yucheng County.