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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 ...
[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.
Marsh Wetlands State Nature Preserve: 152.28: Portage William C. McCoy State Nature Preserve: 193.65: Ashtabula McCracken Fen State Nature Preserve: 93.62: Logan Mentor Marsh Nature Preserve: 672.85: Lake Milford Center Railroad Prairie: 9.4: Union Eugene & Henrietta Miller Nature Sanctuary: 86.02: Highland Morris Woods State Nature Preserve ...
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.
A new wetland restoration project has been completed at Little Portage Wildlife Area in Ottawa County near Port Clinton.
The Wetlands Geodatabase and the Wetlands Mapper, as an Internet discovery portal, provide technological tools that allow the integration of large relational databases with spatial information and map-like displays. The information is made available to an array of federal, state, tribal, and local governments and the public.
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.