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  1. Non-­Native Invasive Aquatic Plant and Mussel Survey of Six Umpqua National Forest Area Lakes

    Six lakes and ponds located within or near the Umpqua National Forest were surveyed for non-­native aquatic plants and mussels during August, 2009. A diverse assemblage of native plants was identified along...

  2. Survey of Aquatic Invasive Species in Selected Umpqua National Forest Lakes and Ponds

    Eleven lakes and ponds within the Umpqua National Forest were surveyed for invasive aquatic macrophytes, snails, bivalves, and crayfish during the summer of 2011. Yellow floating heart (Nymphoides peltata), an...

  3. Aquatic Invasive Species Surveys of Pacificorp’s North Umpqua River Impoundments

    Ten North Umpqua Hydroelectric Project impoundments were surveyed for aquatic invasive species during the summer of 2012. One non-native submersed aquatic vegetation species (Potamogeton crispus) and one...

  4. 2005 Diamond Lake Submersed Aquatic Vegetation Survey

    Diamond Lake is a large natural lake having a surface area of some 3214 acres (1300.7 hectares) and a maximum depth of 52 feet (15.8 meters). It is located within the Umpqua National Forest in the Southern...

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