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Federal
Alaska Harbor Seal Aerial Survey Units recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Aerial surveys of coastal Alaska are the primary method for estimating abundance of harbor seals. A particular challenge associated with aerial surveys of harbor... -
Federal
A Dataset of Aerial Survey Counts of Harbor Seals in Iliamna Lake, Alaska: 1984-2013 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset provides counts of harbor seals from aerial surveys over Iliamna Lake, Alaska, USA. The data have been collated from three previously published sources... -
Federal
Alaska Harbor Seal Haul-out Locations recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Aerial surveys of coastal Alaska are the primary method for estimating abundance of harbor seals. A particular challenge associated with aerial surveys of harbor... -
Federal
Alaska Steller Sea Lion Non-pup Count Database recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This database contains counts of adult and juvenile (non-pup) Steller sea lions on rookeries and haulouts in Alaska made between 1904 and 2019. Non-pup counts have... -
Federal
Aerial Survey Counts of Harbor Seals in Coastal Alaska (2003-2011) recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset supports efforts to estimate the abundance and trends in population size of Alaska harbor seals. Annual surveys of harbor seal populations are... -
Federal
Aerial Survey of Vessel Usage and Marine Animal Occurrence between Ft. Pierce and Key West Florida, 1992-2004 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
An aerial survey between Ft Pierce and Key West Florida was performed aboard US Coast Guard helicopters and fixed wing aircraft from September 1992 through March... -
Federal
Sea turtle aerial survey data in the North Atlantic from 1988-11-03 to 2005-07-09 (NCEI Accession 0160008) recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This study involves the numeration and locations of hard-shelled and leatherback sea turtles in the western North Atlantic -
Federal
Seal Counts recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Database of seal counts from aerial photography. Counts by image, site, species, and date are stored in the database along with information on entanglements and other... -
Federal
North Atlantic Right Whale Sighting Advisory System (NARWSS) recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Since 1995, PSB has been conducting line-transect aerial abundance surveys over waters ranging from North Carolina to the Gulf of St. Lawrence in Nova Scotia, Canada,...