Sentences with phrase «seamounts as»

Tests in the Pacific Ocean showed that the instrument, a radar altimeter called AltiKa, can spot seamounts as small as 1 kilometer tall.

Because volcanic rocks are porous, some oceanographers speculated that cold seawater percolates into seamounts, warms up in the crust, and emerges at other seamounts as mineral - rich fluids.

Not exact matches

Hotspots tended to be closer to shore and near features such as coral reefs, seamounts, and islands.

They based their forecast on some of their previous research — funded by the National Science Foundation (NSF) and the National Oceanic and Atmospheric Administration (NOAA), which showed how the volcano inflates and deflates like a balloon in a repeatable pattern as it responds to magma being fed into the seamount.

Chadwick and Nooner are scheduled to go back to Axial in August to gather more data, but it may be possible for other researchers to visit the seamount on an expedition as early as May.

As a home for sensitive scientific equipment, though, Axial Seamount carries big risks.

This finding is consistent with field observations suggesting that smaller seamounts are favored as sites of hydrothermal discharge.

Volcanic seamount chains such as Hawaii were created from magma produced near the surface by mantle plumes.

This finding suggests that any human activities that alter the seafloor, such as potential deep - sea mining, could have a big impact on communities of marine life around the seamount.

And certainly not in the deep sea, where coral reefs, seamounts and rugged canyons that harbour diverse marine life are being destroyed as trawlers head for deeper waters.

Geoscientists have just completed an expedition, part of the Integrated Ocean Drilling Program (IODP), to a string of underwater volcanoes, or seamounts, in the Pacific Ocean known as the Louisville Seamount Trail.

So yes, Rapa Nui sits way out in the ass end of nowhere, atop a seamount that has formed via the Easter hotspot, an upwelling of magma below the oceanic crust that has generated a range of undersea mountains (the Nazca Ridge) as the Nazca Plate drifted above it....

These major pH reductions are projected to occur over important deep - sea features, such as seamounts and canyons (Gehlen et al., 2014).

Home to large marine mammals, such as dolphins and whales and an extraordinary diversity of fish, together with exotic sponge and coral ecosystems, seamounts are among the world's greatest marine - biological treasures.

Scientists are also investigating whether seamounts act as oases or «stepping stones» for life amid barren expanses of seafloor.

As the edge of the seamount fades to blue, the silhouette of something new comes into view.

The seamount, known as Twin, is perforated by a pair of large lava tubes that lead divers through the reef wall to a dramatic exit point at a depth of 110 feet.

In the Dampier Strait area there is a huge variety of dives including fast paced and fish filled seamounts, village jetties, beautiful coral reefs, as well as several unique areas to interact with manta rays.

At Castle Rock, a seamount in the north, we were diving in a virtual fishsoup — Giant Trevallies, Surgeonfish, Snappers and Batfish in great numbers, as well as...

This dive, as usual, was an amazing one especially because the possibility to spot Oceanic and Reef Mantas being cleaned in the several cleaning station distributed in this seamount.

Describing the decree as a day of national pride, Costa Rican Marine Program Coordinator for Conservation International, Marco Quesada said, «Creating a protected seamount area sets an important precedent.

Seamounts serve as stepping stones for long - distance, migratory species, including sharks, turtles, whales and tuna.