Clark is a dormant
submarine volcano
Submarine volcanoes are underwater vents or fissures in the Earth's surface from which magma can erupt. Many submarine volcanoes are located near areas of tectonic plate formation, known as mid-ocean ridges. The volcanoes at mid-ocean ridges ...
located off the northern coast of
New Zealand and is one of the
South Kermadec Ridge Seamounts
The South Kermadec Ridge Seamounts are a continuation of the volcanic island arc, formed at the convergent boundary where the Pacific Plate subducts under the Indo-Australian Plate. The subducting Pacific Plate created the Kermadec Trench, the s ...
.
History
The first evidence of the existence of Clark was found during 1988
GLORIA side-scan mapping. These interpretations were later confirmed via photography and oceanic dredging in early 1992 during the 3-week ''Rapuhia'' cruise.
In 2006, during a New Zealand-American
NOAA
The National Oceanic and Atmospheric Administration (abbreviated as NOAA ) is an United States scientific and regulatory agency within the United States Department of Commerce that forecasts weather, monitors oceanic and atmospheric conditio ...
Vents Program expedition,
sulfide
Sulfide (British English also sulphide) is an inorganic anion of sulfur with the chemical formula S2− or a compound containing one or more S2− ions. Solutions of sulfide salts are corrosive. ''Sulfide'' also refers to chemical compounds lar ...
chimneys and
diffuse hydrothermal venting were observed.
There have been no known eruptions of Clark.
See also
References
{{Reflist
Submarine volcanoes
Seamounts of New Zealand
Volcanoes of New Zealand