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Title: Development of index of biotic integrity expectations for the ecoregions of Indiana. I. Central corn belt plain appendices. Final report

Technical Report ·
OSTI ID:6636315

A total of 197 headwater and wading stream sites were sampled in 1990 to develop and calibrate an Index of Biotic Integrity for use in Indiana. Separate metrics were developed based on previous works to quantify water quality degradation characteristics. Separate scoring criteria and batteries of metrics were developed for Lake Michigan recognizing two divisions. Divisions are based on the presence of salmonid species. Water resources were evaluated indicating improved water resource quality in the Kankakee and Iroquis Rivers with increasing drainage area, while declining quality occurred in the Lake Michigan drainage. Site specific data, scoring criteria, and guild definition are included in the appendix.

Research Organization:
Environmental Protection Agency, Chicago, IL (United States). Region V
OSTI ID:
6636315
Report Number(s):
PB-93-143683/XAB; EPA-905/9-91/025
Resource Relation:
Other Information: See also PB--93-149383
Country of Publication:
United States
Language:
English