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HomeMy WebLinkAbout20240175 Ver 1_WRC Comments_202402250 North Carolina Wildlife Resources Commission 9 Cameron Ingram, Executive Director February 25, 2024 Ms. Amanda Fuemmeler U.S. Army Corps of Engineers, Regulatory Branch 151 Patton Avenue, Room 208 Asheville, North Carolina 28801-5006 SUBJECT: Mouth of Hardin Creek Restoration UTs South Fork New River and Wetlands, Watauga County Dear Ms. Fuemmeler: Biologists with the North Carolina Wildlife Resources Commission (NCWRC) reviewed an application to restore 2,520 ft of three unnamed tributaries (UTs) to the South Fork New River and impact 1.54 acre of wetland in Watauga 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). There are Rainbow Trout and Brown Trout in the vicinity of the project, and in -stream activities should be avoided between October 15 and April 15 in order to minimize impacts to trout reproduction. In addition, the South Fork New River is recognized by the NC Natural Heritage Program as the South Fork New River Aquatic Habitat, rated Exceptional for the richness of rare species it contains. Rare and listed species found in the river in the vicinity of the project include Seep Mudalia [Leptoxis dilatata, NC Special Concem (SC)], Kanawha Minnow (Phenacobius terelutus, NC SQ, Eastern Hellbender (Cryptobranchus alleganiensis, US Federal Species of Concern, NC SQ, Kanawha Darter [Etheostoma kanawhae, NC Significantly Rare (SR)], Tongue-tied Minnow (Exoglossum laurae, NC SR), Kanawha Rosyface Shiner (Notropis sp., NC SR), and Appalachia Darter (Percina gymnocephala, NC SR). These rare species are especially sensitive to sediment, and excellent erosion and sediment control is essential to minimize impacts to these species. The application proposes to stabilize unstable reaches of stream by building a new channel with constructed riffles, log vanes, boulder and log j -hooks, and toewood. Berms will be removed and floodplain benches constructed. A 75-ft wide riparian buffer will be planted. Work will involve considerable wetland impacts, although wetlands within floodplain benches will be restored and Mailing Address: Habitat Conservation - 1721 Mail Service Center - Raleigh, NC 27699-1721 Telephone: (919) 707-0220 - Fax: (919) 707-0028 Mouth of Hardin Creek Restoration Page 2 February 25, 2024 UTs South Fork New R & Wetlands, Watauga Co 0.41 acre of new wetland created. Mud mats will be used to cross wetlands and timber bridges used to cross streams. The channel will mostly be constructed off-line. We offer the following recommendations to minimize impacts to the aquatic community: 1. In -channel 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/or matted as soon as possible, preferably at the end of each work day. 2. Where work is to be done in live flows, flows should be pumped around work areas due to the ecological importance of the South Fork River just downstream. 3. Any erosion control matting used should be free of nylon or plastic mesh, as this type of mesh netting frequently entangles wildlife and is slow to degrade, resulting in a hazard that may last for years. 4. In -stream activities should be done outside the October 15 to April 15 trout moratorium to minimize impacts to Brown Trout reproduction. 5. A large area of wetland will be impacted, but the plan does not specify any wetland plantings. We recommend using native wetland seed mix for impacted wetland areas. 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, Andrea Leslie Mountain Region Coordinator, Habitat Conservation Program cc: David Brown, Jennings Environmental Seren Homer, NC Division of Water Resources