This dataset represents wetlands on the Chugach National Forest, Alaska. The underlying data were received from US Fish and Wildlife Service. Wetlands interpreted stereoscopically and transferred to USGS base maps at 1:63,360 scale. Field verification/ground truthing in 8/79, 6/84, 8/85, 8/87, 6/88, 8/90. Total ground truthing time for the Chugach was 5 weeks. Coverage for the Chugach is only about 95% complete. There are no plans at this time to map these areas.
