Alaska Cook Inlet Lakes Survey Design Contact:
Hydrography Database (NHD) was used as the sampling frame. The polygon shapefile was used to create a point shapefile based on the lake centroids. The sample frame is restricted to lakes identified as greater than 4 hectares. An additional attribute was added that identified glacier and non-glacier...
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Online Access: | http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.541.8544 http://dec.alaska.gov/water/wqsar/docs/alaskacookinletlakesdesigndocumentation.pdf |
Summary: | Hydrography Database (NHD) was used as the sampling frame. The polygon shapefile was used to create a point shapefile based on the lake centroids. The sample frame is restricted to lakes identified as greater than 4 hectares. An additional attribute was added that identified glacier and non-glacier lakes by Ted Moran, USGS Alaska Science Center For more information on NHD and NHDPlus please check the websites: |
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