Fig. 1From: Distribution pattern of the snail intermediate host of schistosomiasis japonica in the Poyang Lake region of ChinaLeft panel: Map of the study area in the Poyang Lake before the closure of the Three Gorges Dam closure in 2002. The green represent the snail-inhabited marshlands. Right panel: Geographical spatial map of the study area and spatial distribution of the sampling grid in Poyang Lake post the Three Gorges Dam closure in 2014. The dots represent grid samples for snail surveyBack to article page