偃师市鱼类资源调查

Current status of fishery resources inYanshi City

2016年6月,河南省鱼类资源调查队对河南省洛阳市偃师市主要河流展开了调查工作。本次调查共设采样点15个,主要涉及黄河水系,获得标本36种,隶属于3目7科31属。其中鲤形目种类最多,占总种数的72.22%;鲈形目共有5种,占总种数的13.89%;鲇形目同样有5种,占总数的13.89%。调查结果显示,偃师市鱼类在摄食、繁殖及栖息习性等方面呈现多样化特征。根据鱼类区系复合体学说,偃师市鱼类资源可划分为4大类,主要以江河平原区系复合体种类为主。

Fish resource investigation in Yanshi city was carried out by the fish resource investigation team of Henan Province in June, 2016. A total of 15 sampling locations were chosen and 36 species were collected which belong to 3 orders, 7 families and 31 genera. Cypriniformes were the most species, accounting for 72.22% of the total species;There are 5 species of Perciformes, accounting for 13.89% l,and 5 species of Catfish, accounting for13.89%.The survey results showed thehigh diversity in ingestion, breeding and perching habit. These fish species could be divided into four freshwater fish-fauna complexes, and the main species were classified into China Plain fish Fauna Complex.