宁波市镇海区地处浙北沿海（东经３０１’，北纬１２１３７’），１９９９年发现稻水象甲疫情。这是稻水象甲初次侵入中国水稻单、双季混栽区。为了解稻水象甲在水稻单、双季混栽区的发生和为害情况，笔者于１９９９～２０００年进行了初步调查。１分布１９９９年５月１１日蟹浦 Zhenhai District, Ningbo City, Zhejiang Province is located along the coast of the north (301 longitude, latitude 12137 ’), found in 1999, rice water weevil outbreak. This is the first invasion of rice water weevil into China’s rice single and double mixed planting area. In order to understand the occurrence and damage situation of rice water weevils in rice single and double season mixed planting areas, the author conducted a preliminary investigation from 1999 to 2000. 1 distribution May 11, 1999 Crab