. The changing Illinois environment : critical trends : technical report of the Critical Trends Assessment Project. Man; Pollution; Environmental protection; Ecology; Environmental impact analysis. LAKES AND IMPOUNDMENTS 2 0 Carlyle ? Rend. 1974 1976 1978 1980 1982 1984 1986 1988 1990 Year Figure 8. Commercial fishing harvest from Lake Carlyle and Rend Lake during 1974-1991. Data are from the Illinois Department of Conservation. Primary species included in the harvest are buffalo (lctiobus spp.), carp (Cyprinus carpio), and freshwater drum (Aplodinotus grunniens). Of the total 1989 Illinois co
. The changing Illinois environment : critical trends : technical report of the Critical Trends Assessment Project. Man; Pollution; Environmental protection; Ecology; Environmental impact analysis. LAKES AND IMPOUNDMENTS 2 0 Carlyle ? Rend. 1974 1976 1978 1980 1982 1984 1986 1988 1990 Year Figure 8. Commercial fishing harvest from Lake Carlyle and Rend Lake during 1974-1991. Data are from the Illinois Department of Conservation. Primary species included in the harvest are buffalo (lctiobus spp.), carp (Cyprinus carpio), and freshwater drum (Aplodinotus grunniens). Of the total 1989 Illinois commercial fish harvest, came from Lake Carlyle, from Rend Lake, and from the Mississippi River. LAKE MICHIGAN 4 3 2 1 1 4 2 3 2 1 50 30 10 60 40 20 0 I T1 T I T T T TT'H'II I T I T T T T T—. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Illinois. Dept. of Energy and Natural Resources; Critical Trends Assessment Project. Springfield, Ill. : Ill. Dept. of Energy and Natural Resources
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