鹿邑县鱼类资源调查

Investigation of fishery resources in Luyi County

2020年7月15-20日,对鹿邑县境内的涡河、惠济河、晋沟河和白沟河等河流,共21个样点开展了鱼类资源调查。获得的鱼类资源情况如下:渔获物共计7目11科30属30种。鲤形目鱼类种类最多,占此次渔获物总数的66.67%,其中中华鳑鲏、高体鳑鲏、鲤、鲫等鲤科鱼类分布较广,在鹿邑县内主要河流均有分布。整体鱼类资源量较大的主要有鲢、乌鳢以及似鱎。鹿邑县主要是以短颌鲚、小黄黝鱼、红鳍鲌和草鱼等优势类群为组成的中国平原区系复合体。

From July 15 th to 20 th,2020,a total of 21 sample points were surveyed on the Wohe River,Huiji River,Jingou River and Baigou River in Luyi County.The total fish resources obtained are as follows:The catch can be classified into 7 orders,11 families,30 genera and 30 species.The species of Cypriniformes are the most,accounting for 66.67%of the total.Among them,Chinese cypriniformes,high-body cyprinus carp,common carp,crucian carp are widely distributed,and are found in major rivers in Luyi County.The most abundant fishes in the county are mainly silver carp,black snakehead and quack.According to the theory of fish flora complex,Luyi County is mainly composed of the Chinese plain flora complex consisting of dominant groups such as Coilia vulgaris,small yellow tandoori,red fin and grass carp.