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Level III Ecoregions of Alaska

Revised April 2000
National Health and Environmental Effects Research Laboratory
U.S. Environmental Protection Agency

level III ecoregions of Alaska region 101   101. Arctic Coastal Plain
region 102   102. Arctic Foothills
region 103   103. Brooks Range
region 104   104. Interior Forested Lowlands and Uplands
region 105   105. Interior Highlands
region 106   106. Interior Bottomlands
region 107   107. Yukon Flats
region 108   108. Ogilvie Mountains
region 109   109. Subarctic Coastal Plains
region 110   110. Seward Peninsula
region 111   111. Ahklun and Kilbuck Mountains
region 112   112. Bristol Bay-Nushagak Lowlands
region 113   113. Alaska Peninsula Mountains
region 114   114. Aleutian Islands (Western portion not shown)
region 115   115. Cook Inlet
region 116   116. Alaska Range
region 117   117. Copper Plateau
region 118   118. Wrangell Mountains
region 119   119. Pacific Coastal Mountains
region 120   120. Coastal Western Hemlock-Sitka Spruce Forests