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FWS | 2016
Repeated collection of high spatial resolution satellite imagery over the entire Great Lakes coastal zone will allow resource managers to better understand, manage, and preserve the region’s…
FWS | 2016
High resolution multispectral imagery will be used for wetland delineation within 275,000 acres of wetlands in the Tetlin National Wildlife Refuge, Alaska. There are important benefits of collecting…
FWS | 2016
At roughly 50,000 mi2, the Yukon-Kuskokwim River Delta forms a vast, flat expanse in western Alaska that is a critical northern breeding and staging habitat for migrating waterbirds and hosts more…
FWS | 2016
Two-dimensional imagery from satellites and airborne sensors has been an invaluable resource to the scientific understanding of ecosystems. With technologies such as lidar and Interferometric…
FWS | 2016
To facilitate the location of abandoned oil wells, orthomosaic images were created from historical aerial photos acquired in 1972 and 1969. Agisoft Photoscan was used to create camera calibration…
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.…
FWS | 2014
Pilot-biologists in the Branch of Migratory Bird Surveys (Division of Migratory Bird Management) collect georeferenced locations of aerial flight hazards during annual migratory bird surveys across…
FWS | 2014
Migratory Birds, Intermountain West Joint Venture, Region 6 Water scarcity in semiarid environments provides an ideal system to evaluate the role of water-rich mesic habitats in structuring the…
FWS | 2014
Rainwater Basin Joint Venture Annual habitat surveys conducted in 2004 and in 2006–2014 are used to identify the resting and foraging resources available to migratory birds in the Rainwater Basin…
FWS | 2014
National Wildlife Refuge System Airborne lidar can be processed to yield a broad array of forest canopy structure metrics that are important for wildlife management. For golden-cheeked warblers…