Some stray notes upon Slough and Upton : collected from various sources.

"Privately printed."

Biological and water quality survey of three tributaries to the Sangamon River : South Fork basin, Mosquito Creek and Long Point Slough, September thru November, 1989 : Staff Report /

"May 1991."

Volunteer Lake Monitoring Program report for ... County, Illinois.

Includes 87 or more reports on individual lakes in Illinois; some will be updated periodically.