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FWS | 2019
In semi‐arid ecosystems, timing and availability of water is a key uncertainty associated with conservation planning for wetland‐dependent wildlife. Wetlands compose only 1–3% of these landscapes;…
FWS | 2019
During 2019, the Avian Radar Project surveyed the migration of birds and bats in the Detroit, Michigan, area using mobile avian radar units. Sites located on Lake St. Clair and western Lake Erie…
FWS | 2019
Under the leadership of Dr. Steve Kloiber (steve.kloiber@state.mn.us), the Minnesota Department of Natural Resources (MN DNR) has completed a 10-year effort to update the State’s National Wetlands…
FWS | 2019
Tumbesian dry forest in southern Ecuador and northern Peru faces a number of threats from factors such as climate change, wildfire, and intensive livestock grazing that can result in degraded…
FWS | 2019
Cheatgrass (Bromus tectorum) is a highly invasive, non-native grass that threatens wildlife habitat, migratory corridors, and agricultural production in the sagebrush ecosystems of the western U.S.…
FWS | 2018
FWS National Wildlife Refuges (NWR) that contain impoundments used to provide shorebird and waterbird habitat are required to report on the available habitat area by depth class as the water levels…
FWS | 2018
A key vegetation parameter important to maintaining Golden-cheeked Warbler (hereafter warbler) breeding habitat is the amount of broadleaf versus Ashe juniper tree cover on a site. Mixed composition…
FWS | 2018
The North American semiarid sagebrush biome exhibits considerable climatic complexity driving dynamic spatiotemporal shifts in primary productivity. Greater and Gunnison sage-grouse are adapted to…
FWS | 2018
Documenting bird and bat migration is challenging because migration activity is sporadic, and nocturnal migrants (most aerial vertebrate migrants) are difficult to observe. FWS uses mobile avian…
FWS | 2018
FWS scientists used multitemporal Landsat imagery in Google Earth Engine to construct seasonal averages of temperature and turbidity along the entire length of the Lower Mississippi River. In…
FWS | 2018
Current and accurate wetland maps are required for a variety of uses. Individual land owners, non-profit organizations such as Ducks Unlimited, local governments, and state and Federal…
FWS | 2018
In the Great Lakes Basin, wetlands are considered to be the most vulnerable landscape feature subject to human actions and climate change. The wetlands are part of the water infrastructure and…