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FWS | 2016
In 2009, the Sea Duck Joint Venture (SDJV) launched an ambitious, large-scale satellite telemetry study of sea ducks in the Atlantic Flyway. Target species include black scoter,…
FWS | 2016
Documenting bird and bat migration is challenging because migration activity is typically sporadic in nature and nocturnal movements are difficult to observe. The FWS uses avian radar to monitor the…
FWS | 2016
FWS researchers investigated whether the recent, unprecedented scale of sage-grouse (Centrocercus urophasianus) conservation in the American West has had beneficial effects on other sagebrush-…
FWS | 2016
FWS Region 3 Aviation Program, FWS Division of Migratory Bird Management, FWS National Aviation Management Branch, U.S. Geological Survey (USGS) Geomorphology and Sediment Transport Laboratory, USGS…
FWS | 2016
Lidar data are being leveraged to characterize avian nesting sites. Forty counties having USGS Quality Level 2 lidar data in eastern North Carolina (240.5 billion points) were processed to extract…
FWS | 2016
The 48,000-ha Buenos Aires National Wildlife Refuge (BANWR) was established in 1985 for the re-introduction of the critically endangered masked bobwhite quail (Colinus virginianus ridgwayi) to…
FWS | 2016
Each spring since 1987, FWS staff have conducted the Four-Square-Mile Breeding Waterfowl Survey across five states and two FWS regions in the Prairie Pothole Region of the northern Great Plains.…
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…