DistributionRead full entry
Range DescriptionA. javanicus is found in central (Riau and Jambi) and northern Sumatra and around the west coast of Malaysia, including the islands of Penang and Langkawi, and east Malaysia in Sarawak. It also occurs in southern Thailand to Bangkok, and in Indonesia (Kalimantan, Java) and it may occur in Bali, but not east of the Wallace Line or in Viet Nam (K. Sanders pers. comm. 2008). It is restricted to inland freshwater and brackish habitats. This species occurs between sea level and 150 m.