This macrozoobenthos sample processing record data set was collected for use in the administrative report entitled "Environmental Studies of Macrozoobenthos, Aquatic Macrophytes, and Juvenile Fishes in the St. Clair-Detroit River System, 1983-1984". It is a portion of the data collected for this administrative report, which provided information needed by the U.S. Army Corps of Engineers for preparation of a Supplemental Environmental Impact Statement addressing the winter operation of the lock facilities at Sault Ste. Marie,...