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The National Wetlands Inventory (NWI) was established by the United States Fish and Wildlife Service (FWS) to conduct a nationwide inventory of U.S. wetlands to provide biologists and others with information on the distribution and type of wetlands to aid in conservation efforts.
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.
The wetlands data layer is increasing in size each year primarily due to existing analog data being converted to vector or raster images. Contributed data from the U.S. Army Corps of Engineers Regulatory Database (ORM2), [10] other federal, state and local organizations is also increasing. More and newer data will need to come from other ...
National Wildlife Refuge (NWR) is a designation for certain protected areas of the United States managed by the United States Fish and Wildlife Service. The National Wildlife Refuge System is an extensive system of public lands and waters set aside to conserve America's fish, wildlife and plants.
A new Environmental Defense Fund analysis uses a U.S. Fish and Wildlife’s National Wetlands Inventory and flooding data to try to answer that question for all 50 states in light of the U.S ...
The Laguna de Santa Rosa is a 22-mile-long (35 km) wetland complex that drains a 254-square-mile (660 km 2) watershed encompassing most of the Santa Rosa Plain in Sonoma County, California, United States.
In 1996 the United States Fish and Wildlife Service delineated and classified some of the wetlands of the Sierra Nevada, including all of Yosemite National Park. This was performed through an analysis of aerial photographs and topographic maps, as a part of the National Wetlands Inventory Web Site (NWI). The NWI maps have not been rigorously ...
The National Wetlands Research Center (NWRC) was founded in 1975 as part of the U.S. Fish and Wildlife Service's (USFWS) Office of Biological Services. Its headquarters are located in Lafayette, Louisiana .
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