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[1] [2] A map of the Great Black Swamp, indicating its extent before the nineteenth century. The Great Black Swamp (also known simply as the Black Swamp) was a glacially fed wetland in northwest Ohio and northeast Indiana, United States, that existed from the end of the Wisconsin glaciation until the late 19th century.
The National Wetlands Inventory ... NWI started mapping wetlands at a small scale (1:250,000 map which covers an area the size of 128-1:24,000 USGS topographic maps ...
Pages in category "Wetlands of Ohio" The following 4 pages are in this category, out of 4 total. This list may not reflect recent changes. C.
The Mantua Bog State Nature Preserve (or Mantua Swamp) is a 104.8-acre (42.4 ha) protected wetland in Mantua Township, Portage County in the U.S. state of Ohio. It was designated a National Natural Landmark in 1976 [2] [3] and a state nature preserve in 1990.
Protected areas in the U.S. State of Ohio include national forest lands, Army Corps of Engineers areas, state parks, state forests, state nature preserves, state wildlife management areas, and other areas.
A new wetland restoration project has been completed at Little Portage Wildlife Area in Ottawa County near Port Clinton.
The wetland status of 7,000 plants is determined upon information contained in a list compiled in the National Wetland Inventory undertaken by the U.S. Fish and Wildlife Service and developed in cooperation with a federal inter-agency review panel (Reed, 1988). The National List was compiled in 1988 with subsequent revisions in 1996 and 1998.
No wetlands excluded, in which wetlands were not omitted from federal protections for being too dry: Between 8 and 19% of NC wetlands lose protection, ranging from 285,200 to 676,7000 acres.