Indices of aquatic community integrity of Percha and Tierra Blanca creeks in perennial segments administered by the Bureau of Land Management, Sierra County, New Mexico

"Indices of aquatic community integrity were monitored during late spring, summer, and early fall in 1995 at segments of Tierra Blanca and Percha creeks (Sierra County, NM) administered by the US Bureau of Land Management (BLM)...The studies were intended to establish bench marks of community integrity to compare between the two stream segments, to future studies at the same sites, and to results reported from other stream ecosystems"--Page 2.