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HomeMy WebLinkAbout20170782 Ver 1_WRC Comments_201711209 North Carolina Wildlife Resources Commission 0 Gordon Myers, Executive Director November 20, 2017 Mr. David Brown U.S. Army Corps of Engineers, Regulatory Branch 151 Patton Avenue, Room 208 Asheville, North Carolina 28801-5006 SUBJECT: Pisgah Forest Base Camp North Glade Prong and UTs, Transylvania County Dear Mr. Brown: Biologists with the North Carolina Wildlife Resources Commission (NCWRC) reviewed an application to impact 100 ft of North Glade Prong and unnamed tributaries and 0.009 acre of wetland by extending existing culverts and placing new culverts in Transylvania County. Our comments on this application are offered for your consideration under provisions of the Clean Water Act of 1977 (33 U.S.C. 466 et. seq.) and Fish and Wildlife Coordination Act (48 Stat. 401, as amended; 16 U.S.C. 661-667d). Project activities should not impact wild trout and activities do not need to be avoided during the trout moratorium. We offer the following recommendations to minimize impacts to fish and wildlife resources: 1. Work should be accomplished as quickly as possible and vigilance used in sediment and erosion control during site preparation, construction, and clean up. Disturbed areas should be seeded, mulched and matted as soon as possible, preferably at the end of each work day. 2. Any erosion control matting used should be free of plastic or nylon mesh, as this type of mesh netting frequently entangles wildlife and is slow to degrade, resulting in a hazard that may last for years. 3. Culvert material for Impact 1 is either HDPE or corrugated metal pipe. We recommend against using smooth-walled HDPE material for culverts, as this slick material is less likely to hold stream substrate and provide for movement of aquatic organisms like fish and salamanders. 4. Removal of riparian vegetation along streams should be avoided as much as possible outside of the impact areas. Streamside woody vegetation is limited on the property, and we recommend that a native woody buffer of at least 30 ft be established. A wide forested buffer Mailing Address: Habitat Conservation • 1721 Mail Service Center • Raleigh, NC 27699-1721 Telephone: (919) 707-0220 • Fax: (919) 707-0028 Pisgah Forest Base Camp Page 2 November 20, 2017 North Glade Prong &UTs, Transylvania can ensure greater bank stability, filter overland pollutants, and provide habitat for birds and other wildlife. 5. The planting specifications include Tall Fescue for temporary seeding. They also specify Tall Fescue and Sericea Lespedeza for permanent seeding specifications but note that they should not be used in riparian areas; however, specifications are not provided for riparian areas. Both Tall Fescue and Sericea Lespedeza are highly invasive and should be avoided. For temporary seeding, NCWRC recommends an alternative mix of Red Clover, Creeping Red Fescue, and a grain, such as Oats, Wheat, or Rye. For permanent seeding in riparian areas, we recommend a mix of native trees, shrubs, forbs, and grasses. Thank you for the opportunity to review and comment on this project. Please contact me at (828) 400-4223 if you have any questions about these comments. Sincerely, XaA�J,� Andrea Leslie Mountain Region Coordinator, Habitat Conservation Program ec: Derek Goddard, Blue Ridge Environmental Consultants Kevin Mitchell, NC Division of Water Resources Byron Hamstead, US Fish and Wildlife Service