The mission of this collection is to provide an open access repository for research on the Great Lakes and inland lakes and streams in the Grand Traverse region for researchers, educators and the general public.

Recent Submissions

  • Lake Sampling Data - South Lake Leelanau 

    Leelanau Conservancy (2014)
    Leelanau Conservancy South Lake Leelanau Lake Sampling Program metadata Reports for "South Lake Leelanau" Length: Eight miles long Shoreling: 26 miles Maximum Depth: 62 feet Average Depth: 25 feet Measurements The ...
  • Lake Sampling Data - North Lake Leelanau 

    Leelanau Conservancy (2014)
    Leelanau Conservancy North Lake Leelanau Lake Sampling Program metadata Reports for "North Lake Leelanau" Size: 4.6 square miles Maximum Depth: 121 feet Average Depth: 43 feet Shoreline: 15 linear miles Measu ...
  • Lake Sampling Data - Little Traverse Lake 

    Leelanau Conservancy (2014)
    Leelanau Conservancy Little Traverse Lake Lake Sampling Program metadata Reports for "Little Traverse Lake" Size: 640 acres Lenth:2.1 miles long Width: 0.7 miles at widest point Maximum Depth: 54 feet Measu ...
  • Lake Sampling Data - Little Glen Lake 

    Leelanau Conservancy (2014)
    Leelanau Conservancy Little Glen Lake Lake Sampling Program metadata Reports for "Little Glen Lake" Surface Area:1,400 acres Shoreline: 6.5 miles Maximum Depth:13 feet Mean depth: 6.2 feet Measurements The ...
  • Lake Sampling Data - Lime Lake 

    Leelana Conservancy (2014)
    Leelanau Conservancy Lime Lake Lake Sampling Program metadata Reports for "Lime Lake" Size: 670-acre lake Maximum depth: 65 feet Lenght: 1.6 miles long Width: 0.8 miles wide Measurements The lake program ...
  • Lake Sampling Data - Cedar Lake 

    Leelanau Conservancy (2014)
    Leelanau Conservancy Big Glen Lake Lake Sampling Program metadata Reports for "Big Glen Lake" Size : 4,870 acres Shoreline: 10.5 miles Maximum depth : 130 feet Mean Depth: 70 feet Temperature (degrees Fahrenheit) ...
  • Lake Sampling Data - Big Glen Lake 

    Leelanau Conservancy (2014)
    Leelanau Conservancy Lake Sampling Program Reports for "Big Glen Lake" Dates: 1990 to 2010 or 1990 to 2012 Lake Size : 4,870 acres Shoreline: 10.5 miles Maximum depth : 130 feet Mean Depth: 70 feet Temperature ...
  • Leelanau Conservancy Report of the Leelanau Watershed Council: Water Quality Monitoring Program (A Synthesis of Data from 1990 through 1995) 

    Keilty, Tim (1997)
    Data collections from 1990 to the present have permitted "trophic status" determinations for the major lakes of Leelanau County (Leelanau, Glen, Little Traverse, Lime, and Cedar). Trophic status is a reflection of the ...
  • The Water Quality of North Lake Leelanau: A Shoreline Algal Survey 

    Northwest Michigan Regional Planning and Development Commission (1983)
    The Shoreline algal (cladophora) survey identified 53 cladophora . growths, the majority of which we suspect are related to leaching septic systems or excessive lawn fertilization. Most growths were small, indicating a ...
  • Leelanau Conservancy Report of the Leelanau Watershed Council: Nutrient Data and Budgets for Leelanau County Streams and Lakes 1990 to 1996 

    Canale, Raymond P.; Nielsen, Walter H. (1997)
    Flow measurements and water quality samples were taken at two-month intervals from twenty-six streams in Leelanau County over a period from 1990 to 1996. The water samples were analyzed for total phoshorus, nitrate+nitrite, ...
  • Predicting Blue-Green Algal Blooms & Potential Toxin Production in Zebra Mussel Infested, Oligotrophic Lakes 

    Woller, Megan; Keilty, Timothy (2004)
    The Leelanau Watershed Council (LWC) monitoring program began collecting water quality data in 1989 in five oligotrophic, Leelanau County lakes (Cedar, Glen, Leelanau, Lime and Little Traverse). To date, this dataset ...
  • Historical Review and Management Prescription for Lake Leelanau Fishery 

    Michigan Department of Natural Resources (2002)
    North Lake Leelanau was surveyed In 2000, and good numbers of lake trout were observed. No brown trout were observed in the survey, and although we have received reports of some incidental catches of large brown trout, we ...
  • Carrying Capacity of South Lake Leelanau 

    Farber, Hugh; Nielsen, Walt (2001)
    Factual data of South .Lake Leelanau were collected and employed to evaluate the carrying capacity of the lake. This study Indicated that recreational quality (safety and satisfaction) requires 37 acres of lake surface ...
  • Carrying Capacity of North Lake Leelanau 

    Turner, Kathy; Nielsen, Walt (1998)
    Carrying capacity Is the number of boats that can use a lake at any onetime with minimal environmental damage, to the lake and provide safe and enjoyable recreational use. The Planning & Zoning Center of Lansing, Michigan ...
  • A Shoreline Survey of Lake Leelanau 1998 

    Taylor, Mary; Farber, Hugh; Nielsen, Walt; Turner, Kathy; Wunderlich, Wayne (1998)
    The water quality committee of the Lake Leelanau Lake Association carried out a survey of the shore lifle of Lake Leelanau during August and September of 1998. The survey included (for each property parcel along the ...
  • Leelanau Conservancy Report of the Leelanau Watershed Council: Water Quality Monitoring Report (A Synthesis of Data from 1990 through 2001) 

    Keilty, Tim; Woller, Megan (2002)
    Whenever discussing water quality and this program, we feel compelled to offer a definition of water quality and then explain how it is monitored. Part of that explanation will include a review for some and an introduction ...
  • An Ecological Assessment of the Schaffer Property in Peninsula Township. Grand Traverse County, Michigan Documentation for a Conservation Easement 

    Scharf, William C. (1990)
    The following inventory of the physical and ecological features of the portion of the Shaffer property on Ne-ah-ta-wanta point, Old Mission Peninsula, Grand Traverse County, Michigan was undertaken on 24 November and 2 ...
  • 1985 Water Chemistry Data 

    Kelly, Thomas M. (1986)
    In response to your memo of 21 Feb. 1985, I offer the following: 1. Chemistry analyses for April, May, and June were done in July. A copy of the lab report is attached to this memo. 2. I have re-arranged the the phosphorus ...
  • Grand Traverse Bay Watershed Protection Plan 

    The Watershed Center Grand Traverse Bay (The Watershed Center Grand Traverse Bay, 2005-12)
    The overall mission for the Grand Traverse Bay Watershed Protection Plan is to provide guidance for the implementation of actions that will reduce the negative impact that pollutants and environmental stressors have on ...
  • Grand Traverse Bay Watershed Protection Plan 

    The Watershed Center Grand Traverse Bay (The Watershed Center Grand Traverse Bay, 2003)
    The overall mission for the Grand Traverse Bay Watershed Protection Plan is to provide guidance for the implementation of actions that will reduce the negative impact that pollutants and environmental stressors have on ...

View more