The freshwater snail fauna in Asia is quite diverse and espe-cially the large rivers, such as the Mekong have very high diversityof snails (Attwood, 2009; Davis, 1979; Köhler et al., 2012; Stronget al., 2008).
The freshwater snail fauna in Asia is quite diverse and espe-cially the large rivers, such as the Mekong have very high diversityof snails (Attwood, 2009; Davis, 1979; Köhler et al., 2012; Stronget al., 2008).