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1m Depth Contours, 2015, Gateway National Recreation Area
1m depth contours, derived from Sandy Hook bayside bathymetry, 1m resolution raster. The side scan sonar survey was done simultaneously with the bathymetry swath survey and used... -
Cruise Track Lines, 2015, Gateway National Recreation Area
Line shapefile showing the track lines of the acoustic mapping at Sandy Hook, NJ between July 2015 and August 2015. The side scan sonar survey was done simultaneously with the... -
Bathymetry Data, 75cm-Resolution, Assateague Island National Seashore, 2014-2015
This dataset contains bathymetry data collected during acoustic surveys completed along the 58‐km long Assateague barrier island stretching from the Ocean City inlet in... -
Fire Island National Seashore Side-scan Sonar Data, 2015
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 Echo sounder... -
2-meter Depth Contours, Assateague Island National Seashore, 2014-2015
This dataset shows 2 m depth contours within the study area. -
Tide Data for Acoustical Surveys, 2014-2015, Gateway National Recreation Area
Tide Data for Acoustical Surveys at CACO. The side scan sonar survey was done simultaneously with the bathymetry swath survey and used an EdgeTech Model 4125 Towfish bow-mounted... -
Cruise Tracklines, Assateague Island National Seashore, 2014-2015
This dataset shows the cruise tracklines for the acoustic surveys completed along the 58‐km long Assateague barrier island stretching from the Ocean City inlet in Maryland, down... -
Fire Island National Seashore Bathymetry Data, 50cm-Resolution 2015
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 EdgeTech... -
Noatak Lakes Bathymetry
Noatak lakes bathymetry data collected as part of the Arctic Network 2005 freshwater initiative. -
Ground-truth sampling locations, 2014-2015, Gateway National Recreation Area
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 Van Veen... -
Coastal/Marine Ecological Classification Standard (CMECS) Benthic Habitat Classifications, 2014-2015, Gateway National Recreation Area
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. Each texel... -
Mapping Extent for Sidescan Sonar and Bathymetry Data, 2014-2015, Gateway National Recreation Area
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 simultaneously with... -
Mapping Extent, Submerged Marine Habitat Mapping, Assateague Island National Seashore
Mapping extent of acoustic surveys completed along the 58‐km long Assateague barrier island stretching from the Ocean City inlet in Maryland, down past Chincoteague Island in... -
Infaunal Sampling Survey Data, 2014-2015, Gateway National Recreation Area
Collection of benthic infauna and epifauna used a 0.04 m2 Ted Young Modified Van Veen grab. Three replicate benthic samples were collected at 23 sites to total 69 samples in... -
Side-scan Sonar Data, 2014-2015, Gateway National Recreation Area
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 kHz. The... -
Coastal/Marine Ecological Classification Standard (CMECS) Classification Data for Assateague Island National Seashore
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 Chincoteague... -
Glacier Bay sea otter bathymetry layer package (SO_J)
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 Glacier Bay.... -
Conductivity, Temperature, and Depth (CTD) Profiles, Gateway National Recreation Area
Conductivity, Temperature, and Depth (CTD) Profiles associated with submerged mapping cruises. The side scan sonar survey was done simultaneously with the bathymetry swath... -
Ground-truth Sampling Locations and Data, Submerged Marine Habitat Mapping, Assateague Island National Seashore
This dataset shows the sampling locations for the ground-truth survey conducted along Assateague Island National Seashore in October 2014 and October 2015. The ground-truth... -
Vessel Configuration Files, Gateway National Recreation Area
Vessel configuration descriptions for submerged mapping cruises for acoustic surveys associated with submerged mapping cruises. The side scan sonar survey was done...