All sites with mystery vertigo were in the central or northern Black Hills or the Bear Lodge Mountains. ... South Dakota, and a few others scattered across western North America (Frest and Johannes 2002, Hendricks 2003). ... Fire hazard would remain high under this alternative, and a stand-replacing fire could negatively affect snails and their habitat (U SFS 2005, p. ... Proposed manual removal of encroaching pine from aspen stands would not be expected to affect any snail colonies.
|Title||:||Black Hills National Forest (N.F.), Rattlesnake Forest Management Project|