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Federal
Side-scan Sonar Data, 2014-2015, Gateway National Recreation Area
Department of the Interior —
The side scan sonar survey was done simultaneously with the bathymetry swath survey and used an EdgeTech Model 4125 Towfish bow-mounted from Lookdown at 400 and 900... -
Federal
1m Depth Contours, 2015, Gateway National Recreation Area
Department of the Interior —
1m depth contours, derived from Sandy Hook bayside bathymetry, 1m resolution raster. The side scan sonar survey was done simultaneously with the bathymetry swath... -
Federal
Mapping Extent for Sidescan Sonar Data, 2014-2015, Cape Cod National Seashore
Department of the Interior —
This dataset shows the extent of sidescan sonar data collected during acoustic surveys completed within and adjacent to the boundaries of Cape Cod National Seashore... -
Federal
Bathymetry Data, 75cm-Resolution, Assateague Island National Seashore, 2014-2015
Department of the Interior —
This dataset contains bathymetry data collected during acoustic surveys completed along the 58‐km long Assateague barrier island stretching from the Ocean City inlet... -
Federal
Mapping Extent for Sidescan Sonar and Bathymetry Data, 2014-2015, Gateway National Recreation Area
Department of the Interior —
Polygon shapefile showing the coverage area of the acoustic mapping at Sandy Hook, NJ between July 2015 and August 2015. The side scan sonar survey was done... -
Federal
Eel grass coverage, 2015, Cape Cod National Seashore
Department of the Interior —
This dataset shows the eelgrass data extent identified from the acoustic surveys completed within and adjacent to the boundaries of Cape Cod National Seashore (CaCo)... -
Federal
Coastal/Marine Ecological Classification Standard (CMECS) Benthic Habitat Classifications, 2014-2015, Gateway National Recreation Area
Department of the Interior —
Supervised classification utilized training texels of 30 x 30 to 90 x 90 pixels cut from GeoTiff orthotiles centered on the coordinates of the grab sample stations.... -
Federal
Ground-truth sampling locations, 2014-2015, Gateway National Recreation Area
Department of the Interior —
GIS point data of stations in which biological and sediment grab samples were collected. Collection of benthic infauna and epifauna used a 0.04 m2 Ted Young Modified... -
Federal
Coastal/Marine Ecological Classification Standard (CMECS) Classification Data for Assateague Island National Seashore
Department of the Interior —
Habitat classification map based on surveys completed along the 58‐km long Assateague barrier island stretching from the Ocean City inlet in Maryland, down past... -
Federal
Ground-truth Sampling Locations and Data, Submerged Marine Habitat Mapping, Assateague Island National Seashore
Department of the Interior —
This dataset shows the sampling locations for the ground-truth survey conducted along Assateague Island National Seashore in October 2014 and October 2015. The... -
Federal
Mapping Extent for Bathymetry Data, 2014-2015, Cape Cod National Seashore
Department of the Interior —
This dataset shows the extent of bathymetry data collected during acoustic surveys completed within and adjacent to the boundaries of Cape Cod National Seashore... -
Federal
Cape Cod National Seashore Sonar Cruise Tracklines, 2015
Department of the Interior —
This vector data set contains the cruise tracklines from acoustic surveys completed within and adjacent to the boundaries of Cape Cod National Seashore (CaCo) from... -
Federal
Lakes Bathymetry in Gates of the Arctic National Park and Preserve, Alaska: Data Release.
Department of the Interior —
In 2005 the National Park Service funded an expedition to characterize the freshwater resources in the northernmost National Parklands in Alaska (Bowden et al.,... -
Federal
Fire Island National Seashore 2m Depth Contours, 2015
Department of the Interior —
This dataset shows 2 m depth contours within the study area. The contours were created using the contour feature within the Spatial Analyst Toolbox in ArcMap (v... -
Federal
Cape Cod National Seashore 1m Depth Contours, 2015
Department of the Interior —
This dataset shows contours created from acoustic surveys completed within and adjacent to the boundaries of Cape Cod National Seashore (CaCo) from Race Point to Long... -
Federal
Fire Island National Seashore Bathymetry Data, 50cm-Resolution 2015
Department of the Interior —
These data present the processed bathymetry mosaic for FIIS. The bathymetry data was collected June 11th-16th, 2015. The acoustic sonar survey was conducted using a... -
Federal
Fire Island National Seashore Side-scan Sonar Data, 2015
Department of the Interior —
This dataset presents the processed sidescan mosaic for Fire Island National Seashore. The acoustic sonar survey was conducted using a EdgeTech 6205, a Multi-Phase... -
Federal
Glacier Bay sea otter bathymetry layer package (SO_J)
Department of the Interior —
ESRI layer of bathymetry of Glacier Bay that is used as a boundary layer for restricting movement of sea otters to marine environments and for limiting inference to...