江西鄱阳湖南矶湿地国家级自然保护区昆虫调查初步研究

A preliminary investigation of insect resource in Jiangxi Poyang Lake Nanji wetland national nature reserve

江西鄱阳湖南矶湿地国家级自然保护区位于江西省鄱阳湖区南部,是以保护越冬鸟类及其栖息地为主的自然保护区。为了解该保护区昆虫资源,本研究于2013-2017年利用网捕法等对该保护区昆虫资源进行调查。调查共采集到5 300余号昆虫标本,鉴定为10目83科353种。该区昆虫以鳞翅目、蜻蜓目为主,分别占总数的41.36%和17.00%。在地理区系构成上,该区昆虫具有明显的东洋界特征,东洋界188种,古北界112种,广布种53种,分别占总数的53.26%、31.73%和14.01%。水生昆虫有168种,优势种有前突摇蚊(Procladius choreus)、花翅摇蚊(Chironomus kinesis)等。通过对昆虫资源调查现状进行评价,提出保护和管理建议。

Jiangxi Poyang Lake Nanji wetland national nature reserve is located in south of Poyang Lake, Jiangxi Province,which has been designated for the protection of winter water-birds and their habitats. From 2013 to 2017, line-transect method was used to investigate the insect resources of Nanji wetland reserve. A total of 5 300 insect specimen were collected and 353 species were identified. The identified species belonged to 10 families and 83 orders. The insect community was mainly composed Lepidoptera and Odonata, which accounted for 41.36% and 14.00%. The reserve has obvious characteristics of the Oriental insects in the geographical region, 188 species were belong to Oriental realm and 112 belong to Palaearctic realm, as well as 53 widespread species, which accounted for 53.26%, 31.73% and 14.01%, respectively. 168 aquatic insects were recorded in the reserve, Procladius choreus and Chironomus kinesis were the dominant insect species.Moreover, the suggestions on the conservation and management was put forward through assessing the state and evaluation of insect resources.