Peru Chile Trench
These oceanographic features are the deepest parts of the ocean floor.
Peru chile trench. Its formed because a hunk of the earths crust under the pacific ocean called the nazca plate is sliding underneath the hunk of earth called the south american plate that duh the south american continent is riding on. The peru chile trench also known as the atacama trench is an oceanic trench in the eastern pacific ocean about 160 km 100 mi off the coast of peru and chile. The peru chile trench as its called is a subduction trench.
Where is the widest continental shelf located. Baird and horizon during the international geophysical year igy 1957 1958. Named from the nearby countries of peru and chile.
The peruchile trench also known as the atacama trench is an oceanic trench in the eastern pacific ocean about 160 kilometres 100 mi off the coast of peru and chile. The trench sediments are alternate layers of turbidites and oceanic deposits mainly clays volcanic ash and siliceous oozes with some carbonates and possibly primary dolomites. Its eastern slope is considerably steeper and higher than its western slope.
The margin surrounding the hawaiian islands the western edge of south america the arctic sea north of siberia the emperor seamounts. The bottom level in places has a maximum depth of 6601 m. Oceanic trenches are topographic depressions of the sea floor relatively narrow in width but very long.
This very long trench had been recognized long 50 years before exploration in detail by sios research vessels spencer f. The peru chile trench lying off southern ecuador to central chile is interrupted off southern peru by the northeast trending nasca ridge. The peru chile trench marks the subduction of the nazca plate under the south american plate and lies offshore from an area of active volcanism.
Peru chile trench mariana trench mid atlantic ridge abyssal plains. Discoverer and year of discovery. It reaches a maximum depth of 8065 m 26460 ft below sea level in richards deep 2301045s 7101841w.
Chile 2010 vs sumatra 2004 learn how chiles tectonic setting and megathrust earthquake 2010 is similar to the catastrophic earthquake in japan in 2011 by touching icons on this interactive map.