NA15
San Pedro & Usumacinta
Watersheds of North and Central America
Land Cover and Use Variables
Percent Forest Cover:
58.7
Percent Grassland, Savanna and Shrubland:
7.6
Percent Wetlands:
0.0
Percent Cropland:
30.5
Percent Irrigated Cropland:
0.2
Percent Dryland Area:
13.8
Percent Urban and Industrial Area:
2.6
Percent Loss of Original Forest Cover:
37.3
Basin Indicators
Basin Area (sq. km.):
78,720
Average Population Density (people per sq. km.):
28
Number of Large Cities (>100,000 people):
0
Water Supply per Person (1995) (m3/person/year):
30,120
Degree of river fragmentation:
Medium
Number of Dams (>15m high) in Basin:
8
Number of Dams (>150m high) in Basin:
1
Number of Dams (>60m high) under Construction:
0
Number of Dams (>15m high) on Main Stem of River:
0
Number of Dams (>150m high) on Main Stem of River:
0
Biodiversity Information and Indicators
Number of Fish Species:
70
Number of Fish Endemics:
35
Number of Amphibian Species:
81
Number of Ramsar Sites:
1
Number of Wetland-Dependent IBAs:
-
Number of Endemic Bird Areas:
1
Percent Protected Area:
15.8
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