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IMC079
GREENWOOD FEN
- Location:
- Greenwood Township (T45N,R7E) Sections 11,12
Size: 150 acres
- Natural Resources
- Communities:
- Graminoid fen (B,C)
- Sedge meadow (B,C)
- Streamside marsh (B)
- Low-gradient stream (B) (see MAIN BRANCH NIPPERSINK CREEK)
- Pond (B)
- Mesic upland forest (C)
- Rare Plants:
- Carex utriculata/Beaked sedge (T)
- Trillium cernuum/Nodding trillium (E)
- Cacalia suaveolens/Sweet Indian plantain (W-SU)
- Rare Animals:
- Emydoidea blandingii/Blanding's turtle (FED-SC,T)
Other Significant Features:
- Large segment of well-buffered, meandering, gravel and cobble bottom high quality stream
- Spring runs
Protection Status:
- Part protected by private owner (18.5 acre Barber Fen Nature Preserve with management agreement with MCCD)
- Part unprotected
Management Problems:
- Water cress in spring runs
- Brush encroachment
- Some run-off impacts from bordering formerly grazed uplands
- Potential contamination of spring run from development to south
- Fish fauna reduced by 1968 IDNR Rotenone treatment
- Residential development of uplands causing erosion and groundwater depletion in high quality wetlands
- Reed canary grass
