An intensive survey of the Mackinaw River Basin, 1994 : staff report /

"December 1996"--Cover.

An intensive survey of the Cache River Basin, data summary : summer 1999 /

"IEPA/BOW/02-021."--Cover.

Data collection methods and summaries for the assessment of stream water quality in the Vermilion River Basin (Wabash River), 2001 /

Cover title.

Economic impact of proposed water quality and effluent standard amendments for water in the Sangamon River Basin /

"November 1986."

Erosion and sedimentation in the Illinois River Basin : final report /

"Printed: June 1992."

The Cache River Basin : an inventory of the region's resources /

This is a product of the Critical Trends Assessment Program (CTAP) and the Ecosystems Program of the Illinois Dept. of Natural Resources (DNR). Both are funded largely through Conservation 2000, a six-year State of Illinois initiative to enhance nature protection and outdoor recreation by reversing the decline of the state's ecosystems. Conservation 2000 is the culmination of recommendations from CTAP, the Illinois Conservation Congress, and Governor Edgar's Water Resources Land Use Priorities Task Force.--T.p. verso.

The DuPage River basin : an inventory of the region's resources.

"February 2001."

The freshwater mussels (Bivalvia:Unionidae) of the Fox River Basin, Illinois and Wisconsin /

"November 2004" -- t.p.

The Embarras River basin : an inventory of the region's resources /

"A product of the Critical Trends Assessment Program (CTAP) and the Ecosystems Program of the Illinois Department of Natural Resources (IDNR)."

The Kaskaskia River Basin : an inventory of the region's resources.

"January 2001"

The Kishwaukee River Basin : an inventory of the region's resources /

"A product of the Critical Trends Assessment Program (CTAP) and the Ecosystems Program of the Illinois Dept. of Natural Resources (DNR)"--P. [2] of cover.

The Mackinaw River Basin : an inventory of the region's resources / [Susan L. Post].

"A product of the Critical Trends Assessment Program (CTAP) and the Ecosystems Program of the Illinois Dept. of Natural Resources (DNR)"--P. [2] of cover.

The Spoon River basin : an inventory of the region's resources 1998 /

"A product of the Critical Trends Assessment Program (CTAP) and the Ecosystems Program of the Illinois Department of Natural Resources (IDNR)--P. [2] of cover.

The Vermilion River basin : an inventory of the region's resources.

"A project of the Critical Trends Assessment Program."

An assessment of the water quality of the Mississippi River Basin-north derived from a biological investigation /

"Prepared for the Illinois Environmental Protection Agency."