近年来,外来生物的入侵对我国工农业生产和人们的饮食起居带来极大的负面影响,渔业水域中的外来生物也是与日俱增,有的已经形成面污染。本文从分析生物入侵的理论原因、水生生物入侵的原因着手,试探性地提出防止和解决生物入侵的对策与建议 In recent years, the invasion of alien species has a tremendous negative impact on the industrial and agricultural production and people’s daily life in our country. The foreign organisms in the fishery waters are also increasing day by day, and some have become surface pollution. Based on the analysis of the theoretical causes of biological invasion and the reasons for the invasion of aquatic organisms, this paper tentatively proposes countermeasures and suggestions for preventing and resolving biological invasion