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1k Temperatures and Currents in the G Keith Rodgers
7J The Great Lakes as a Human Resource Norman Pearson
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algae annual aquatic bacteria beaches biological Blue walleye Brebisson Canada Canadian challenge changes Clair Cleve CN CN coliform Coregonus currents depth drainage effect Ehrenberg environment Erie Erie Erie Erie,Mich eutrophication evaporation fauna fecal Federal fish fishery G.M.Smith Erie geological Georgian Bay Grunow Huron Huron Hustedt increase industrial Iroquois Kutzing Lake Huron lake level Lake Michigan Lake Ontario Lake Superior lake trout Lakes Basin Lakes Res land Lawrence Lemmermann M-NTNLY material measure meteorological miles million pounds Naegeli Niagara River North nutrients oligochaetes organic oxygen pattern phosphorous phytoplankton plankton plants population precipitation present problems production result ro ro Rocks sediments sewage shore Lake shoreline South shore species studies thermocline tion Toronto tubificids United Univ urban walleye water body water pollution water quality Water Resources water temperature western Lake Erie whitefish Widespread Erie wind yellow perch