| Lower portion Upper Mississippi River basin: water quality management basin plan | MPCA | 1975 | MPCA |  |  | mnpals | 
          
                  | Macrophyte Removal to Enhance Bluegill, Largemouth, and Northern Pike Populations | Cross , Timothy K | 1992 | MDNR |  | Macrophyte Removal, Largemouth Bass, Northern Pike | MDNR | 
          
                  | Magnitude and Problems of Nonpoint Pollution from Urban and Urbanizing Areas | Obertus , Gary L. | 1985 |  |  |  |  | 
          
                  | Male Frogs Losing Their Macho | Wong, Kathleen | 2009 | Science Matters |  |  | mrbtr | 
          
                  | Malformed Frogs in Minnesota | U.S. Geological Survey website | 2009 |  |  |  | mrbtr | 
          
                  | Management of diffuse pollution in agricultural watersheds: Lessons from the Minnesota River Basin | Brezonik, P.L | 1999 | Wat. Sci. Tech |  |  |  | 
          
                  | Management of Ponds for Bait-Leeches in Minnesota | Peterson, Dirk L | 1982 | MDNR |  | Bait-Leech, Pond, Otter Tail County | MDNR | 
          
                  | Mankato and Line Township Ravine System Envrionmental Quality Study | Blue Earth County | 1993 | MNSU |  | Groundwater | MNSU, WRC | 
          
                  | Mankato flood, 1951 |  | 1951 |  |  |  | mnpals | 
          
                  | Mankato flood, 1969 |  | 1969 |  |  |  | mnpals | 
          
                  | Map of Minnesota Population Changes 1990-2000 | Minnesota Planning | 2000 |  |  |  | mrbtr | 
          
                  | Martin County geologic atlas | Quade, Henry W | 1991 | Water Resources Center, Mankato State University |  |  | mnpals | 
          
                  | Martin McLeod and the Minnesota Valley | Ritchey , Charles J | 1929 | Minnesota Historical Soceity |  | Martin Mcleod, Fur Trading, St. Peter's River | Cloudy-Sky Waters | 
          
                  | Mercury, methylmercury, and other water-quality data from flood-control impoundments and natural waters of the Red River of the North Basin, Minnesota 1997-99 | Brigham, Mark E. | 1999 | Dept of Interior, USGS |  |  | mnpals | 
          
                  | Methods to Reduce Stress and Improve Over-winter Survivial of Stocked Walleye Fingerlings | Parsons, Bradford G | 2001 | MDNR |  | Walleye, Winter Survival, Fish Stress | MDNR | 
          
                  | Metro area river guide a guide to boating on the Mississippi, St. Croix and Minnesota rivers | MDNR | 1988 | MDNR |  |  | mnpals | 
          
                  | Metro area river guide a guide to boating on the Mississippi, St. Croix and Minnesota rivers | MDNR | 1990 | MDNR |  |  | mnpals | 
          
                  | Metropolitan council environmental services 2002 Stream Monitoring Report | Metropolitan Council | 2002 | Metropolitan Council Environmental Services |  | Stream Monitoring, Storm Water Runoff, Non-Point Source Pollutants | Metrocouncil.org | 
          
                  | Microhabitat Preferences of Selected Stream Fishes and a Community-Oriented Approach to Instream Flow Assessments | Aaland, Luther | 1991 | MDNR |  | Stream Fishes, Microhabitat, Instream Flow Assessment | MDNR | 
          
                  | Middle Des Moines Watershed CWP Project | MPCA | 1991 | MNSU |  | Climatology | MNSU, WRC |