Name↕ | Ocean↕ | Depth M↕ | Discovered By↕ | Year Discovered↕ | Known For↕ |
|---|---|---|---|---|---|
Challenger Deep (Mariana Trench) | Pacific Ocean | 10935 | HMS Challenger expedition | 1875 | Deepest known point on Earth |
Sirena Deep (Mariana Trench) | Pacific Ocean | 10714 | Researchers using sonar | 1997 | Second deepest point in the Mariana Trench |
Horizon Deep (Tonga Trench) | Pacific Ocean | 10823 | Soviet research vessel Vityaz | 1957 | Second deepest trench, Southern Hemisphere's deepest point |
Cape Johnson Deep (Philippine Trench) | Pacific Ocean | 10540 | USS Cape Johnson | 1950 | Deepest point in the Philippine Sea |
Kuril-Kamchatka Trench | Pacific Ocean | 10542 | Soviet oceanographic surveys | 1950 | Deep trench off Japan and Russia's Kamchatka Peninsula |
Kermadec Trench | Pacific Ocean | 10047 | HMNZS Tui survey | 1958 | North of New Zealand, one of the coldest deep trenches |
Izu-Ogasawara Trench | Pacific Ocean | 9810 | Japanese oceanographic surveys | 1955 | Extends south from Japan, part of Pacific Ring of Fire |
Puerto Rico Trench | Atlantic Ocean | 8376 | USNS Bowditch survey | 1964 | Deepest point in the Atlantic Ocean (Milwaukee Deep) |
South Sandwich Trench | Atlantic Ocean | 8264 | British surveys | 1962 | Deepest point in the South Atlantic, near Antarctica |
Romanche Trench | Atlantic Ocean | 7758 | French corvette Romanche | 1883 | Equatorial Atlantic fracture zone, deep water channel |
Java Trench (Sunda Trench) | Indian Ocean | 7290 | Dutch colonial surveys | 1906 | Deepest point in the Indian Ocean |
Diamantina Deep | Indian Ocean | 7079 | HMAS Diamantina survey | 1960 | Off southwest Australia, deepest fracture zone in Indian Ocean |
Molloy Deep | Arctic Ocean | 5669 | Norwegian-Greenland Sea surveys | 1972 | Deepest point in the Arctic Ocean |
Litke Deep | Arctic Ocean | 5449 | Soviet icebreaker Fyodor Litke | 1955 | In the Eurasian Basin of the Arctic Ocean |
Factorian Deep (South Sandwich Trench) | Southern Ocean | 7432 | Victor Vescovo (Five Deeps) | 2019 | Deepest point in the Southern Ocean, explored by submersible |
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Frequently asked questions
How is the Deepest Ocean list ranked?
The Deepest Points in the Ocean list is currently sorted by the source data's default ordering. Community voting is not enabled on this dataset.
How many entries are in this Deepest Ocean dataset?
This dataset contains 15 entries, each with multiple sortable, filterable columns. The full table is visible on this page and can be downloaded as a CSV, JSON, or Excel file.
Can I download the Deepest Ocean data?
Yes. The download buttons at the top of the page give you the full 15-row dataset as CSV, JSON, or Excel. Use of the data is permitted under a Creative Commons Attribution license — credit dtbse.com when you republish.
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