USlakes {sptotal} | R Documentation |
These data contain dissolved organic carbon (DOC) in National Lakes Data from the U.S. Environmental Protection Agency
USlakes
A data frame with 1206 rows and 9 variables:
x-coordinate from US Contiguous Albers Equal Area Conic projection
y-coordinate from US Contiguous Albers Equal Area Conic projection
Analyte value, in mg/L, for Dissolved Organic Carbon
Elevation at lake coordinates (LAT_DD_N83, LON_DD_N83) from NHD Digital Elevation Map layer
Fish cover: index of fish cover due to large structures in the littoral zone
riparian zone and vegetation: fraction of ground lacking cover in the riparian zone
riparian zone and vegetation: fraction of ground cover by woody vegetation in the riparian zone
riparian zone and vegetation: fraction of understory with nonwoody cover present in the riparian zone
A unique lake identifier in the EPA lake survey databases
National Aquatic Resource Surveys webpage. We combined site data, DOC data, and habitat metrics to create a data set of 1206 lakes in the conterminous United States.
data(USlakes)
names(USlakes)
summary(USlakes)