Rapid Ecological Assessment for the St. Louis Planning Group
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Rapid Ecological Assessment for the St. Louis River Planning Group A Rapid Ecological Assessment Focusing on Rare Plants, Selected Rare Animals, and High-quality Natural Communities Properties included in this report are: Douglas County • St. Louis and Red Rivers Streambank Protection Area (including Clough Island) • Pokegama Carnegie Wetlands State Natural Area Wisconsin’s Natural Heritage Inventory Program Bureau of Natural Heritage Conservation Department of Natural Resources P.O. Box 7921, Madison, WI 53707 June 2014 PUB-NH-848 2014 Acknowledgments We extend special thanks to Dave Lindsley, Paul Piszczek, Fred Strand, Cheri Hagen, Nancy Larson, Dale Rochon, Greg Kessler, Ryan Magana, and Steve LaValley of the Wisconsin DNR, Paul Hlina of Leaning Pine Natives, Christine Ostern of Douglas County Land Conservation Department, Nick Danz and Andy Breckenridge of University of Wisconsin-Superior, Valerie Brady of the Natural Resources Research Institute, University of Minnesota-Duluth, and Erika Washburn, Shon Schooler, and Sue O'Halloran of the National Estuarine Research Reserve for their assistance in compiling this report and assisting with property access, field surveys, data contribution, and project review. We are also grateful for support from the Ecosystem Management Planning Team, Kate Fitzgerald, Erin Crain, Timothy Reneau-Major, and Owen Boyle. Funding for this project was provided in part by the Wisconsin DNR Bureau of Facilities and Lands and by the U.S. Fish and Wildlife Service National Coastal Wetlands Conservation Grant Program, grant number C-15-L-1, F05AP00014. Funding was also provided by the Wisconsin Coastal Management Program and the National Oceanic and Atmospheric Administration, Office of Ocean and Coastal Resource Management under the Coastal Zone Management Act, Grant #4NA12NOS4190091 and Grant #1NA13NOS4190043. Primary Authors: Richard Staffen and Ryan O'Connor Contributors: · Nicholas Anich – migratory bird surveys · Paula Spaeth Anich – small mammal surveys · Julie Bleser – data management · Andy Clark – plant and natural community surveys · Kevin Doyle – data processing, plant and natural community surveys · Ashley Hannah – data entry, report resources · Randy Hoffman – bird and natural community surveys · Terrell Hyde – data processing · Ryan O’Connor – inventory coordination, data processing · Julia Schilling – data entry, report resources · William Smith – inventory coordination, aquatic invertebrates · Lindsay Sperber – data entry, report resources · Amy Staffen – data processing, report contributions, natural community and bird surveys · Richard Staffen – inventory coordination, data processing, bird, herptile surveys Cover Photos: Top: Submergent and Emergent Marsh at Fond du Lac Islands, by Andy Clark. Middle left: Boreal Forest at Red River Breaks, by Andy Clark. Middle right: Northern Sedge Meadow, Alder Thicket, and Boreal Forest at Pokegama Carnegie Wetlands, by Eric Epstein. Bottom, left to right: Blue- winged Teal, by Jack Bartholmai; Leopard Frog, by WDNR Staff; Wood Thrush, by Steve Maslowski; Yellow lady’s-slipper, by Eric Epstein. The Wisconsin Department of Natural Resources provides equal opportunity in its employment, programs, services, and functions under an Affirmative Action Plan. If you have any questions, please write to Equal Opportunity Office, Department of Interior, Washington, D.C. 20240. This publication is available in alternative format (large print, Braille, audio tape. etc.) upon request. Please call (608-264-6271) for more information. 2 Rapid Ecological Assessment Table of Contents List of Tables ................................................................................................................................... 4 Appendices ...................................................................................................................................... 4 Introduction ................................................................................................................... 5 St. Louis River Planning Group At a Glance .................................................................................. 5 Purpose and Objectives.................................................................................................................... 6 Overview of Methods ...................................................................................................................... 6 Background on Past Efforts ............................................................................................................. 9 Regional Ecological Context ......................................................................................................... 13 Overview of Regional Natural Resources ..................................................................................... 13 Rare Species of the Superior Coastal Plain Ecological Landscape ............................................... 14 Description of the Study Area .................................................................................... 15 Location and Size .......................................................................................................................... 15 Physical Environment .................................................................................................................... 15 Vegetation ...................................................................................................................................... 17 Rare Species and High-Quality Natural Communities of Superior Township .............................. 25 Management Considerations and Opportunities for Biodiversity Conservation ... 27 Hydrology and Water Quality ........................................................................................................ 27 Boreal Forest .................................................................................................................................. 28 Wetlands of the SLRPG ................................................................................................................. 29 Migratory Bird Conservation ......................................................................................................... 32 Wildlife Action Plan Implementation and the SLRPG .................................................................. 34 Wisconsin’s Statewide Forest Strategy and the SLRPG ............................................................... 35 Non-Native Invasive Species ......................................................................................................... 36 Game Species ................................................................................................................................. 41 Primary Sites: Site-specific Opportunities for Biodiversity Conservation .................................... 42 Future Needs ............................................................................................................... 44 Glossary ....................................................................................................................... 45 Species List ................................................................................................................. 46 Literature Cited ............................................................................................................ 49 Additional Resources ................................................................................................. 53 St. Louis River Planning Group 3 List of Tables Table 1. Surveys Conducted on the SLRPG. ................................................................................................ 8 Table 2. Existing Conservation Planning Designations for properties in the SLRPG. ................................ 9 Table 3. Listing Status for rare species in the Superior Coastal Plain Ecological Landscape as of January 2014. ........................................................................................................................................................... 14 Table 4. Documented rare species and high-quality natural communities of Superior Township ............. 25 Table 5. Species of Greatest Conservation Need Strongly Associated with Boreal Forest ....................... 29 Table 6. Wetlands of the St. Louis River Planning Group ......................................................................... 30 Table 7. Major and Important Natural Community Management Opportunities in the Superior Coastal Plain Ecological Landscape that occur in the SLRPG (WDNR 2006a). .................................................... 35 Table 8. Selection of Wisconsin Statewide Forest Strategies Relevant to the SLRPG. ............................. 35 Table 9. Non-native invasive species currently known at St. Louis River Planning Group. ..................... 37 Table 10. Watch Species for the St. Louis River Planning Group ............................................................. 39 Table 11. St. Louis River Planning Group Primary Sites. .......................................................................... 42 Appendices A. Natural Heritage Inventory Methods Overview B. Map of Conservation Opportunity Areas for the Superior Coastal Plan Ecological Landscape C. Documented Rare Species and High Quality Natural Communities of SLRPG Region* D. Descriptions of Rare Species and High Quality Natural Communities Documented within SLRPG E. Species of Greatest Conservation Need of the SLRPG F. Wisconsin Natural Heritage Working