Residents' behavior and cognition in water environments were discussed on following points from the view of spatial relation between residents' life ranges and water environments. 1. Classification of Residents' every behavior and cognition according to 5 typical characteristics of water environments. 2. Analysis by a kind of image map method . The followings was concluded : As residents' life range is more relative to water environments, its behavior and cognition become more direct to water environments. Furthermore the network of relations among each type of behavior and cognition are more complex and tighter, and the favor of water environments increased.
