Aquatic Vegetation of Portage Lake Hubbard County, Minnesota (DOW 29-0250-00) August 10-11, 2004 May 20, 2005 May 17-18, 2006 Report by: Donna Perleberg Minnesota Department of Natural Resources Division of Ecological Services 1601 Minnesota Dr., Brainerd, MN 56401 Phone: 218.833.8727 Email:
[email protected] COPYRIGHT Minnesota Department of Natural Resources 2006 Portage Lake (29-0250-00) Hubbard Co. 2004-2006 Vegetation Surveys _______________________________________________________ Acknowledgments Lake sampling: 2006: Josh Knopik, Stephanie Loso, Lucas Wandrie, MnDNR Division of Ecological Services 2005: Donna Perleberg, Joe Backowski, MnDNR Division of Ecological Services 2004: Donna Perleberg, Josh Knopik, MnDNR Division of Ecological Services Report Review: Wendy Crowell, MnDNR Division of Ecological Services, St. Paul Doug Kingsley, MnDNR Fisheries, Park Rapids Funding: Collection of these data was made possible by support from the Heritage Enhancement Fund. This report should be cited as: Perleberg, D. 2006. Aquatic vegetation of Portage Lake, Hubbard County, Minnesota (DOW 29- 0250-00), August 10-11, 2004, May 20, 2005 and May 17-18, 2006. Minnesota Department of Natural Resources, Ecological Services Division, 1601 Minnesota Dr., Brainerd, MN 56401. 19 pp. COPYRIGHT Minnesota Department of Natural Resources 2006 Page 2 of 19 Portage Lake (29-0250-00) Hubbard Co. 2004-2006 Vegetation Surveys _______________________________________________________ Summary Portage Lake is a shallow, nutrient rich lake located near Park Rapids, Minnesota. Vegetation surveys were conducted in August 2004 to assess the native aquatic plant community and in May 2005 and May 2006 to assess the non-native, curly-leaf pondweed population. These surveys provide quantitative estimates of the frequency at which the common submerged plant species occur.