Louisville Ridge
| Louisville Ridge | |
|---|---|
The Louisville Ridge stretches diagonally across this bathymetric map of the southwest Pacific Ocean.
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| Summit area | length:4,300 km (2,700 mi) |
| Location | |
| Location | Southwest Pacific Ocean |
| Geology | |
| Type | Seamount chain |
| Volcanic arc/chain | Hotspot volcanoes |
| History | |
| Discovery date | 1972 |
The Louisville Ridge, also known as the Louisville Seamount Chain, is an underwater chain of over 70 seamounts in the Southwest Pacific Ocean. As one of the longest seamount chains on Earth it stretches some 4,300 kilometres from the Pacific-Antarctic Ridge north west to the Tonga-Kermadec Trench, where it subducts under the Indo-Australian Plate as part of the Pacific Plate. The movement of the Pacific Plate over the Louisville hotspot formed the chain.
Depth-sounding data first revealed the existence of the seamount chain in 1972.
The Louisville Ridge includes the following:
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