Seamounts

The New England Seamounts are a chain of extinct volcanoes extending more than 1000 km from the southern edge of Georges Bank eastward into the Atlantic. Bear Seamount is the westernmost and oldest of the chain; it was most recently active approximately 100 million years ago.

Map of New England Seamounts

For more about Bear and the New England Seamount chain, see Deep Water Biodiversity.

For an expanded story on Bear Seamount, go to NOAA Ocean Explorer.

For seamount research on a global scale, visit CenSeam: a Global Census of Marine Life on Seamounts.

Bathymetry Maps

New England Seamounts

New England Seamounts

Credit: Bathymetry data from –
U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Geophysical Data Center, 2006. 2-minute Gridded Global Relief Data (ETOPO2v2) http://www.ngdc.noaa.gov/mgg/fliers/06mgg01.html

Image created by CoML GoMA

Western New England Seamounts

Western New England Seamounts

Credit: Bathymetry data from –
U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Geophysical Data Center, 2006. 2-minute Gridded Global Relief Data (ETOPO2v2) http://www.ngdc.noaa.gov/mgg/fliers/06mgg01.html

Image created by CoML GoMA

The Continental Slope South of Georges Bank

The Continental Slope South of Georges Bank

Credit: Bathymetry data from –

U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Geophysical Data Center, 2006. 2-minute Gridded Global Relief Data (ETOPO2v2) http://www.ngdc.noaa.gov/mgg/fliers/06mgg01.html

USGS Digital bathymetry of the Gulf of Maine, constructed by Ed Roworth and Rich Signell, gom15dd. http://pubs.usgs.gov/of/1998/of98-801/bathy/index.htm.

Image created by CoML GoMA

Western New England Seamounts Transects

Map of Western New England Seamounts Transects