- 144 – Appendix D, Final Report: Restoring Great Lakes Basin Water thorough the Use of Conservation Credits and Integrated Water Balance Analysis System, The Great Lakes Protection Fund Project # 763 APPENDIX D State-wide Ecological Model Linkages among Low Flow, Water Temperature, and Trout for Coldwater Streams: Implication in Assessing Effects of Groundwater Extraction Lizhu Wang and Shaw Lacy Institute for Fisheries Research, Michigan Department of Natural Resources and University of Michigan, 212 Museums Annex, Ann Arbor, Michigan 48109 Michael Wiley School of Natural Resources and Environment, University of Michigan, Ann Arbor, MI 48109 Shu-Guang Li and Hassan Abbas Department of Civil and Environmental Engineering, Michigan State University, East Lansing, MI 48824 Jon Bartholic Institute of Water Research, Michigan State University, East Lansing, MI 48823 Sandra Batie Department of Agricultural Economics, Michigan State University, East Lansing, MI 48824 Email (wang): lizuwang@umich.edu Key words: groundwater, trout, temperature, low flow, stream, coldwater