Butterfly community abundance and distribution along a gradient of woody vegetation density at Indiana Dunes National Lakeshore, Hoosier Prairie Nature Preserve, and Tefft Savanna Nature Preserve, Indiana 1998-1999.
The dataset consists of abundance information of butterfly species (61 species) collected at 25 sites in northwest Indiana in 1998 and 1999.  Each site was surveyed 21 times.  Auxiliary data on environmental conditions were collected to allow us to relate habitat differences among sites to differences in abundance and …