中文摘要：

运用解释结构模型方法对蛇岛食物网结构与功能类群进行研究，结果表明：解释结构模型能够清晰划分食物网的层次关系。确定功能类群、辨析物种间的摄食关系．

英文摘要：

The interpretative structural modeling was applied on the research of snake-island＇s food web. The result indicates that the structure of food web can be depicted clearly using this model. The function kind and the eating relation can be ascertained.