What is the second deepest ocean in the world?
multipleQAs
What is the second deepest ocean in the world by average depth? What ocean houses the second deepest point in the world?
Indian Ocean Indian
Pacific Ocean Pacific
List of submarine topographical features Ocean Deep sea
ocean depth deepest ocean ocean trenches
Deep sea Ocean Bathymetry Atlantic Ocean Thermocline Challenger Deep Hadal zone Pacific Ocean Carbonate compensation depth Mariana Trench
The deep sea or deep layer is the lowest layer in the <b>ocean</b>, existing below the 
thermocline and above the seabed, at a <b>depth</b> of 1000 fathoms (1800 m) or more. An <b>ocean</b> is a body of water that composes much of a planet&#39;s hydrosphere. On 
Earth, an ... The photic zone includes the <b>oceans</b> from the surface to a <b>depth</b> of 
200 m; it is the region where photosynthesis can occur and is, therefore, the most
&nbsp;... Bathymetry is the study of underwater <b>depth</b> of lake or <b>ocean</b> floors. In other 
words, bathymetry is the underwater equivalent to hypsometry or topography. The Atlantic Ocean is the second largest of the world&#39;s oceans, with an area of 
about ... False color map of <b>ocean depth</b> in the Atlantic basin. The bathymetry of&nbsp;... A thermocline is a thin but distinct layer in a large body of fluid in which 
temperature changes more rapidly with <b>depth</b> than it does in the layers above or 
below. In the <b>ocean</b>, the thermocline divides the upper mixed layer from the calm
&nbsp;... The Challenger Deep is the deepest known point in the Earth&#39;s seabed 
hydrosphere (the <b>oceans</b>), with a <b>depth</b> of 10,902 to 10,929 m (35,768 to 35,856 
ft) by&nbsp;... The hadal zone also known as the hadopelagic zone, is the deepest region of the 
<b>ocean</b> lying within oceanic trenches. The hadal zone is found from a <b>depth</b> of&nbsp;... The Pacific <b>Ocean</b> is the largest and deepest of Earth&#39;s oceanic divisions. It 
extends from the ... Its average <b>depth</b> is 4,280 m (14,040 ft; 2,340 fathoms), 
putting the total water volume at roughly 710,000,000 km<sup>3</sup> (170,000,000 cu mi). 
Due to the&nbsp;... Carbonate compensation <b>depth</b> (CCD) is the <b>depth</b> in the <b>oceans</b> below which 
the rate of supply of calcite (calcium carbonate) lags behind the rate of solvation,
&nbsp;... The Mariana Trench or Marianas Trench is located in the western Pacific <b>Ocean</b> 
about 200 ... The maximum known <b>depth</b> is 10,984 metres (36,037 ft) (± 25 
metres [82 ft]) at the southern end of a small slot-shaped valley in its floor known 
as the&nbsp;...
Mariana Trench Challenger Deep Deep sea Pacific Ocean Bathyscaphe Trieste Deep-sea exploration Oceanic trench Deep sea fish Hadal zone Ocean
The Mariana Trench or Marianas Trench is located in the western Pacific <b>Ocean</b> 
about 200 kilometres (124 mi) east of the Mariana Islands; it is the <b>deepest</b>&nbsp;... The Challenger <b>Deep</b> is the <b>deepest</b> known point in the Earth&#39;s seabed 
hydrosphere (the <b>oceans</b>), with a depth of 10,902 to 10,929 m (35,768 to 35,856 
ft) by&nbsp;... The <b>deep sea</b> or deep layer is the lowest layer in the ocean, existing below the 
thermocline and above the seabed, at a depth of 1000 fathoms (1800 m) or more. The Pacific <b>Ocean</b> is the largest and <b>deepest</b> of Earth&#39;s oceanic divisions. It 
extends from the Arctic <b>Ocean</b> in the north to the Southern <b>Ocean</b> in the south 
and is&nbsp;... Trieste is a Swiss-designed, Italian-built <b>deep</b>-diving research bathyscaphe 
which reached a ... On 23 January 1960, she reached the <b>ocean</b> floor in the 
Challenger <b>Deep</b> (the <b>deepest</b> southern part of the Mariana Trench), carrying 
Jacques&nbsp;... <b>Deep</b>-<b>sea</b> exploration is the investigation of physical, chemical, and biological 
conditions on the sea bed, for scientific or commercial purposes. <b>Deep</b>-<b>sea</b>&nbsp;... Oceanic trenches are topographic depressions of the <b>sea</b> floor, relatively narrow 
in width, but very long. These oceanographic features are the <b>deepest</b> parts of&nbsp;... <b>Deep</b>-<b>sea</b> fish are fish that live in the darkness below the sunlit surface waters, 
that is below the epipelagic or photic zone of the sea. The lanternfish is, by far, 
the&nbsp;... The hadal zone also known as the hadopelagic zone, is the <b>deepest</b> region of the 
<b>ocean</b> lying within oceanic trenches. The hadal zone is found from a depth of&nbsp;... An <b>ocean</b> is a body of water that composes much of a planet&#39;s hydrosphere. On 
Earth, an ... The <b>deepest</b> point in the <b>ocean</b> is the Mariana Trench, located in the 
Pacific <b>Ocean</b> near the Northern Mariana Islands. Its maximum depth has been&nbsp;...
Oceanic trench Mariana Trench List of submarine topographical features Hadal zone Category:Oceanic trenches of the Atlantic Ocean Puerto Rico Trench Kermadec Trench Category:Oceanic trenches of the Pacific Ocean Category:Oceanic trenches of the Caribbean Sea Mid-ocean ridge
<b>Oceanic trenches</b> are topographic depressions of the sea floor, relatively narrow 
in width, but very long. These oceanographic features are the deepest parts of&nbsp;... The Mariana <b>Trench</b> or Marianas <b>Trench</b> is located in the western Pacific <b>Ocean</b> 
about 200 kilometres (124 mi) east of the Mariana Islands; it is the deepest&nbsp;... This is a list of submarine topographical features, oceanic landforms and 
topographic elements. ... <b>Oceanic trenches</b> are long, narrow topographic 
depressions of the seabed. They are the deepest parts of the ocean floor, and 
they define one of&nbsp;... The hadal zone also known as the hadopelagic zone, is the deepest region of the 
ocean lying within <b>oceanic trenches</b>. The hadal zone is found from a depth of&nbsp;... Pages in category &quot;<b>Oceanic trenches</b> of the Atlantic Ocean&quot;. The following 10 
pages are in this category, out of 10 total. This list may not reflect recent changes
&nbsp;... The Puerto Rico Trench is located on the boundary between the Caribbean Sea 
and the Atlantic Ocean. The <b>oceanic trench</b>, the deepest in the Atlantic,&nbsp;... The Kermadec Trench is a linear <b>ocean trench</b> in the south Pacific Ocean. It 
stretches about 1,000 km (620 mi) from the Louisville Seamount Chain in the 
north&nbsp;... Pages in category &quot;<b>Oceanic trenches</b> of the Pacific Ocean&quot;. The following 15 
pages are in this category, out of 15 total. This list may not reflect recent changes
&nbsp;... Pages in category &quot;<b>Oceanic trenches</b> of the Caribbean Sea&quot;. The following 2 
pages are in this category, out of 2 total. This list may not reflect recent changes&nbsp;... A mid-ocean ridge (MOR) is a seafloor mountain system formed by plate 
tectonics. It typically ... Oceanic lithosphere is formed at an oceanic ridge, while 
the lithosphere is subducted back into the asthenosphere at <b>ocean trenches</b>.
Tonga Trench
Oceanic trench