FAO Fishing Areas
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Estimated area of occupancy (AOO) (km²)
Continuing decline in area of occupancy (AOO)
Extreme fluctuations in area of occupancy (AOO)
Estimated extent of occurrence (EOO) (km2)
Continuing decline in extent of occurrence (EOO)
Extreme fluctuations in extent of occurrence (EOO)
Continuing decline in number of locations
Extreme fluctuations in the number of locationsN
RANGE DESCRIPTION
This species is found in southern China from south central China's East Hill and Plain, as well as coastal plain of Fujian-Guangdon and in Viet Nam. It also occurs on the continental islands of Taiwan, Hong Kong, and Hainan (Murphy 2007).
This is a lowland, highly aquatic snake that typically occurs between sea level and 200 m but reaches 900-1,100 m in Viet Nam.