4,461 datasets found
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Federal
Composite sidescan-sonar mosaic collected by the National Oceanic and Atmospheric Administration offshore of Massachusetts in the approaches to Boston Harbor near Hull (DH_NOAA_backscatter1m, UTM Zone 19N, GeoTIFF)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
Positions of temporary targets used as ground control points associated with UAS flights over Black Beach, Falmouth, Massachusetts on 18 March 2016 (text file)
Department of the Interior —
Imagery acquired with unmanned aerial systems (UAS) and coupled with structure from motion (SfM) photogrammetry can produce high-resolution topographic and visual... -
Federal
Polygon bounds necessary to calculate 1000 year surfaces on the inner continental shelf off the northern Oregon and southern Washington coast
Department of the Interior —
Two 21-day field operations were conducted in 1997 and 1998 in the estuaries and on the inner continental shelf off the northern Oregon and southern Washington coast.... -
Federal
Unprocessed aerial imagery from 2 March 2016 coastal survey of Central California.
Department of the Interior —
This is a set of 1309 oblique aerial photogrammetric images and their derivatives, collected from Santa Cruz to Monterey with a fixed-lens digital camera from a... -
Federal
Survey lines along which swath bathymetry data were collected south of Martha's Vineyard and north of Nantucket by the U.S. Geological Survey offshore of Massachusetts in 2013 (2013-003-FA_BathyTracklines, Esri Polyline Shapefile, Geographic, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement between the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS),... -
Federal
Airborne geophysical survey: Lone Peak, Utah
Department of the Interior —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. This dataset presents latitude,... -
Federal
LANDFIRE Remap Fuel Vegetation Height (FVH) Marshall Islands
Department of the Interior —
The LANDFIRE (LF) 2016 Remap (Remap) Fuel Vegetation Height (FVH) represents a modified pre-disturbance version of the Existing Vegetation Height (EVH) product from... -
Federal
LANDFIRE 2023 Scott and Burgan Fire Behavior Fuel Model (FBFM40) AK
Department of the Interior —
LANDFIRE's 2023 Update (LF 2023) 40 Scott and Burgan Fire Behavior Fuel Models (FBFM40) product represents distinct distributions of fuel loadings found among surface... -
Federal
LANDFIRE Remap Forest Canopy Base Height (CBH) American Samoa
Department of the Interior —
LANDFIRE’s (LF) 2016 Remap (Remap) Canopy Base Height (CBH) supplies information used in fire behavior models to determine the critical point at which a surface fire... -
Federal
LANDFIRE Remap Forest Canopy Base Height (CBH) Palau
Department of the Interior —
LANDFIRE’s (LF) 2016 Remap (Remap) Canopy Base Height (CBH) supplies information used in fire behavior models to determine the critical point at which a surface fire... -
Federal
GeoTIFF image of the backscatter intensity of the sea floor offshore of Moriches Inlet, New York, in 1998 (3-m resolution, Mercator, WGS 84)
Department of the Interior —
Surveys of the bathymetry and backscatter intensity of the sea floor south of Long Island, New York, were carried out in November 1998 using a Simrad EM1000 multibeam... -
Federal
points, transects, beach width: Barrier island geomorphology and shorebird habitat metrics at 50-m alongshore transects and 5-m cross-shore points: Edwin B. Forsythe NWR, NJ, 2013–2014
Department of the Interior —
Understanding how sea-level rise will affect coastal landforms and the species and habitats they support is critical for crafting approaches that balance the needs of... -
Federal
2016 USACE Mean High Water Shorelines of the Puerto Rico coast used in Shoreline Change Analysis
Department of the Interior —
The U.S. Geological Survey (USGS) maintains shoreline positions for the United States coasts from both older sources, such as aerial photos or topographic surveys, as... -
Federal
MGL1111backsutm.asc: Multibeam backscatter data collected by the U.S. Geological Survey in the Bering Sea in 2011 during cruise MGL1111, 100-meter gridded data in Esri gridascii export format, UTM zone 60 coordinates
Department of the Interior —
This raster dataset represents approximately 49,581 square kilometers of Simrad EM122 multibeam backscatter-intensity data collected in the Bering Sea during U.S.... -
Federal
LANDFIRE 2015 Remap Annual Disturbance Guam Northern Mariana Islands
Department of the Interior —
LANDFIRE's (LF) Annual Disturbance (Dist) product provides temporal and spatial information related to landscape change. Dist depicts areas that have experienced a... -
Federal
0.8 meter backscatter JPEG image (with world file) of the nearshore seafloor off of Nags Head, NC (mosaic6.jpg, UTM Zone 18N, WGS84)
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
Navigation lines for R/V ASTERIAS 81-2 (AST81-2) (81_2NAVT)
Department of the Interior —
This GIS layer contains the shiptrack navigation collected aboard the R/V ASTERIAS during a 1981 geophysical curise to Block Island Sound and easternmost Long Island... -
Federal
Geologic Interpretation of the Acoustic Data Collected During National Oceanic and Atmospheric Administration (NOAA) Survey H11252 (H11252_INTERP.SHP, Geographic)
Department of the Interior —
The U.S. Geological Survey, in cooperation with the National Oceanic and Atmospheric Administration and the Connecticut Department of Environmental Protection, has... -
Federal
LANDFIRE Remap Forest Canopy Bulk Density (CBD) Micronesia
Department of the Interior —
LANDFIRE’s (LF) 2016 Remap (Remap) Canopy Bulk Density (CBD) describes the mass of available canopy fuel per unit canopy volume that would burn in a crown fire. A... -
Federal
Thatch ant distribution in the Wyoming Basins Ecoregional Assessment area
Department of the Interior —
Map of Thatch ant distribution developed from a probability of occurrence map created using multi-scale vegetation, abiotic, and anthropogenic features.
4,461 datasets found