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Federal
Seafloor substrate (hard and soft bottom) maps at select islands and atolls in American Samoa, the Mariana Archipelago, and the Pacific Remote Island Areas
National Oceanic and Atmospheric Administration, Department of Commerce —
Seafloor substrate (i.e., hard vs. soft bottom) maps from 0 to up to 50 m depths around select islands and atolls in American Samoa, the Mariana Archipelago, and the... -
Federal
Hard and Soft Bottom Seafloor Substrate Maps Derived from an Unsupervised Classification of Gridded Backscatter at Select U.S. Locations in the Pacific
National Oceanic and Atmospheric Administration, Department of Commerce —
Substrate, Hard bottom vs. Soft bottom: This is a preliminary product. Cell values reflect whether the seafloor is hard bottom or soft bottom based on an unsupervised... -
Federal
Seafloor substrate (hard and soft bottom) maps derived from satellite imagery for the islands and atolls of the Pacific Remote Island Areas
National Oceanic and Atmospheric Administration, Department of Commerce —
Seafloor substrate (i.e., hard vs. soft bottom) from 0 to up to 30 m depths around islands/atolls in Pacific Remote Island Areas produced by the NOAA Ecosystem... -
Federal
Rugosity Grid Derived from Gridded Bathymetry for Select U.S. Coral Reef Locations across the Pacific Ocean
National Oceanic and Atmospheric Administration, Department of Commerce —
Rugosity is derived for islands and banks across the U.S. Pacific Islands Region primarily from gridded multibeam bathymetry collected aboard NOAA Ships Hi'ialakai... -
Federal
Bathymetric Position Index (BPI) Zones Grid Derived from Gridded Bathymetry for Select U.S. Coral Reef Locations across the Pacific Ocean
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetric Position Index (BPI) Zones are derived for islands and banks across the U.S. Pacific Islands Region from a focal mean analysis on bathymetry and slope,... -
Federal
Scleractinian Coral Cover Maps Derived from Classified in situ Seafloor Imagery for Select U.S. Locations in the Pacific from 2001 to 2015
National Oceanic and Atmospheric Administration, Department of Commerce —
Coral cover maps depict percentage of scleractinian (hard) coral cover along survey tracks, overlain on existing bathymetric grids and/or satellite images, for... -
Federal
Bathymetric Position Index (BPI) Structures Grid Derived from Gridded Bathymetry for Select U.S. Coral Reef Locations across the Pacific Ocean
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetric Position Index (BPI) Structures are derived for islands and banks across the U.S. Pacific Islands Region from a focal mean analysis on bathymetry and... -
Federal
Derived bathymetry from IKONOS satellite imagery of nearshore benthic habitats
National Oceanic and Atmospheric Administration, Department of Commerce —
Methods used were adapted from a "cookbook" of instructions developed by Kyle Hogref for using IKONOS imagery data to derive seafloor elevations in optically clear... -
Federal
Slope Grid Derived from Gridded Bathymetry for Select U.S. Coral Reef Locations across the Pacific Ocean
National Oceanic and Atmospheric Administration, Department of Commerce —
Slope is derived for islands and banks across the U.S. Pacific Islands Region primarily from gridded multibeam bathymetry collected aboard NOAA Ships Hi'ialakai and... -
Federal
Gridded multibeam bathymetry of Baker Island, Pacific Remote Island Areas, Central Pacific
National Oceanic and Atmospheric Administration, Department of Commerce —
Gridded bathymetry at 40m resolution surrounding Baker Island, within the Pacific Remote Island Areas - Central Pacific Ocean. Bottom coverage was achieved in depths... -
Federal
Gridded multibeam bathymetry of Howland Island, Pacific Remote Island Areas, Central Pacific
National Oceanic and Atmospheric Administration, Department of Commerce —
Gridded bathymetry at 40m resolution surrounding Howland Island, within the Pacific Remote Island Areas - Central Pacific Ocean. Bottom coverage was achieved in... -
Federal
Depth Contours for select locations across the U.S. Pacific Islands
National Oceanic and Atmospheric Administration, Department of Commerce —
These data are depth contours (isobaths) derived at 50 meters for most islands and reefs in the Mariana Archipelago, American Samoa, and the Pacific Remote Island...