• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2016-05-20T00:00:00.000+00:00

To provide an improved mapping of the seafloor fabric globally, we have used available sounding data along with an improved global marine gravity model to develop at grid at 15 arcsecond...

• none
• none
• none
• none
• none
• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-05-04T00:00:00.000+00:00

This collection of bathymetric contour maps which represent the seafloor topography includes over 400 individual titles and covers US offshore areas including Hawaii and Alaska. Most titles are...

• none
• html
• none
• html
• none
• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1998-06-06T00:00:00.000+00:00

Bathymetry for Yaquina Bay was derived from two surveys containing 9,279 soundings. Two older, less accurate, overlapping surveys were removed before tinning. The average separation between...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1998-06-06T00:00:00.000+00:00

Bathymetry for Matagorda Bay was derived from twenty-three surveys containing 250,396 soundings. Six overlapping, older, less accurate surveys were omitted, and the overlap from six older surveys...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1998-06-06T00:00:00.000+00:00

Bathymetry for the Umpqua River was derived from three surveys containing 10,216 soundings. No surveys were omitted. The average separation between soundings was 48 meters. All the surveys dated...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-09-15T00:00:00.000+00:00

Originally designed for military use, the multibeam echosounder has proved very useful for nautical charting, oceanographic research and modeling, habitat classification, maritime commerce, and...

• html
• none
• none
• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-02-15T00:00:00.000+00:00

A 1/3 arc-second Mean Lower Low Water bathymetric DEM of NOS hydrographic survey data in Charlotte Harbor.

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-01-02T00:00:00.000+00:00

A 1/3 arc-second Mean Lower Low Water bathymetric DEM of NOS hydrographic survey data in San Pedro Bay.

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-12-26T00:00:00.000+00:00

A 1/3 arc-second Mean Lower Low Water bathymetric DEM of NOS hydrographic survey data in Tampa Bay

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-01-03T00:00:00.000+00:00

A 1/3 arc-second Mean Lower Low Water bathymetric DEM of NOS hydrographic survey data in Tomales Bay.

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-05-22T00:00:00.000+00:00

A 1/3 arc-second Mean Lower Low Water bathymetric DEM of NOS hydrographic survey data in Barataria Bay.

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1998-06-06T00:00:00.000+00:00

Bathymetry for Calcasieu Lake was derived from five surveys containing 27,199 soundings. No surveys were omitted. The average separation between soundings was 98 meters. The surveys dated from...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1998-06-06T00:00:00.000+00:00

Bathymetry for Aransas Bay was derived from fourteen surveys containing 123,235 soundings. The average separation between soundings was 65 meters. Two entire overlapping, older, less accurate...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-01-05T00:00:00.000+00:00

A 1/3 arc-second Mean Lower Low Water bathymetric DEM of NOS hydrographic survey data in Ossabaw Sound, GA.

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-03-05T00:00:00.000+00:00

A 1/3 arc-second Mean Lower Low Water bathymetric DEM of NOS hydrographic survey data in Corpus Christi Bay.

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-01-04T00:00:00.000+00:00

A 1/3 arc-second Mean Lower Low Water bathymetric DEM of NOS hydrographic survey data in Grays Harbor.

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1998-06-06T00:00:00.000+00:00

Bathymetry for the Altamaha River was derived from three surveys containing 16,511 soundings. One less accurate, overlapping survey was deleted before tinning the data. The average separation...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1998-06-06T00:00:00.000+00:00

Bathymetry for Puget Sound was derived from eighty-eight surveys containing 930,967 soundings. There were thirty-nine older, overlapping, less accurate surveys that were either partially or...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1998-06-06T00:00:00.000+00:00

Bathymetry for Muscongus Bay was derived from nine surveys containing 109,649 soundings. No surveys were omitted. The average separation between soundings was 43 meters. Of the nine surveys used,...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1998-06-06T00:00:00.000+00:00

Bathymetry for Apalachicola Bay was derived from eleven surveys containing 92,624 soundings. No surveys were omitted. The average separation between soundings was 80 meters. One survey dated from...

• none