Found 200 datasets matching "johnston island".
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Slope is derived from gridded (20 m cell size) multibeam bathymetry, collected aboard R/V AHI, and NOAA ship Hi'ialakai. Cell values reflect the maximum rate of change (in degrees) in elevation...
Search relevance: 145.76 | Views last month: 0 -
Rugosity is derived from gridded (20 m cell size) multibeam bathymetry, collected aboard R/V AHI and NOAA ship Hi'ialakai. Cell values reflect the (surface area) / (planimetric area) ratio for the...
Search relevance: 143.77 | Views last month: 0 -
Twelve quadrats were sampled along 2 consecutively-placed, 25m transect lines, as part of Rapid Ecological Assessments, conducted at 6 sites at Johnston Atoll in the Pacific Remote Island Areas...
Search relevance: 136.96 | Views last month: 0 -
Gridded bathymetry (20 m cell size) of the shelf and slope environments of Johnston Atoll, Pacific Remote Island Areas, Central Pacific. Almost complete bottom coverage was achieved in depths...
Search relevance: 136.63 | Views last month: 0 -
Multibeam backscatter imagery extracted from gridded bathymetry of the shelf and slope environments of Johnston Island, Pacific Island Areas, Central Pacific. These data provide coverage between...
Search relevance: 134.82 | Views last month: 0 -
Gridded bathymetry (5 m cell size) of the shelf and slope environments of Johnston Atoll, Pacific Remote Island Areas, Central Pacific. Almost complete bottom coverage was achieved in depths...
Search relevance: 134.71 | Views last month: 0 -
Multibeam backscatter imagery extracted from gridded bathymetry of the shelf and slope environments of Johnston Island, Pacific Island Areas, Central Pacific. These data provide coverage between...
Search relevance: 133.85 | Views last month: 0 -
JI_Q09.TIF - Johnston Island U.S. EEZ GLORIA sidescan-sonar data mosaic (9 of 16) (LCC, 50 m, WGS84)
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 132.95 | Views last month: 0 -
BPI Structures are derived from two scales of a focal mean analysis on bathymetry and slope. The grid is based on gridded (20 m cell size) multibeam bathymetry, collected aboard R/V AHI and NOAA...
Search relevance: 132.35 | Views last month: 0 -
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 132.14 | Views last month: 0 -
JI_Q02.TIF - Johnston Island U.S. EEZ GLORIA sidescan-sonar data mosaic (2 of 16) (LCC, 50 m, WGS84)
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 132.14 | Views last month: 0 -
JI_Q08.TIF - Johnston Island U.S. EEZ GLORIA sidescan-sonar data mosaic (8 of 16) (LCC, 50 m, WGS84)
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 132.14 | Views last month: 0 -
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 132.14 | Views last month: 0 -
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 131.01 | Views last month: 0 -
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 131.01 | Views last month: 0 -
JI_Q05.TIF - Johnston Island U.S. EEZ GLORIA sidescan-sonar data mosaic (5 of 16) (LCC, 50 m, WGS84)
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 131.01 | Views last month: 0 -
JI_Q03.TIF - Johnston Island U.S. EEZ GLORIA sidescan-sonar data mosaic (3 of 16) (LCC, 50 m, WGS84)
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 131.01 | Views last month: 0 -
JI_Q04.TIF - Johnston Island U.S. EEZ GLORIA sidescan-sonar data mosaic (4 of 16) (LCC, 50 m, WGS84)
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 131.01 | Views last month: 0 -
Belt transects along 3 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 12 sites at Johnston Atoll in the Pacific Remote Island Areas...
Search relevance: 130.92 | Views last month: 0 -
JI_Q06.TIF - Johnston Island U.S. EEZ GLORIA sidescan-sonar data mosaic (6 of 16) (LCC, 50 m, WGS84)
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 130.81 | Views last month: 0
