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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…
FWS | 2018
The FWS Division of Migratory Bird Management is integrating remote sensing technology to enhance the safety, data quality, and cost-efficiency of migratory bird surveys that inform management…
FWS | 2018
The Comprehensive Invasive Phragmites Management Planning project was completed to create an adaptive management plan for invasive phragmites control in the Saginaw Bay of Lake Huron, Michigan.…
FWS | 2014
The population explosion of snow geese over the past few decades has had a negative impact on the fragile arctic breeding grounds used by the geese and many other migratory bird species. To assess…
FWS | 2014
The FWS uses avian radar to monitor bird and bat migration along the shorelines of the Great Lakes (http://www.fws.gov/radar/). Since 2011, mobile avian radar units have been stationed around…
FWS | 2014
Shortages of data on survival rates, mortality factors, habitat selection, and dispersal and migration movements hinder decisions for managing golden eagle populations in the western United States.…