They rise abruptly from the abyssal plain to heights at least 3 300 feet 1 000 metres above the ocean floor.
Group of seamounts on the sea floor.
Smaller submarine volcanoes are called sea knolls and flat topped seamounts are called guyots.
Seamount large submarine volcanic mountain rising at least 1 000 m 3 300 feet above the surrounding deep sea floor.
Seamounts are extinct submarine volcanoes that are conically shaped and often flat topped.
In the indian ocean seamounts are particularly abundant between réunion and seychelles in the central indian basin and the vening meinesz group near wharton basin.
Seamounts seamounts are a discrete or group of large isolated elevation s greater than 1 000 m in relief above the sea floor characteristically of conical form iho 2008.
The sea floor image below right shows the kind of rocks we will be sampling.
Seamount definition is a submarine mountain rising above the deep sea floor.
This three dimensional rendition of a bathymetric map shows patton a gulf of alaska seamount which we visited in 1999 with two smaller seamounts in the foreground.
Great meteor tablemount in the northeast atlantic standing more than 4 000 m 13 120 feet above the surrounding terrain with a basal diameter of up to 110 km 70 miles.
They are defined by oceanographers as independent.