The Tonga Trench is an oceanic trench located in the southwestern Pacific Ocean. It is the deepest trench in the Southern hemisphere and the second deepest on Earth.
What are the three deepest trenches in the world?
Deepest oceanic trenches
| Trench | Ocean | Maximum Depth |
|---|---|---|
| Mariana Trench | Pacific Ocean | 10,984 m (36,037 ft) |
| Tonga Trench | Pacific Ocean | 10,882 m (35,702 ft) |
| Philippine Trench | Pacific Ocean | 10,545 m (34,596 ft) |
| Kuril–Kamchatka Trench | Pacific Ocean | 10,542 m (34,587 ft) |
What are the deepest trenches in the world?
- Mariana Trench. Located in the western Pacific Ocean, the Marina Trench is considered to be the deepest part of the Earth’s surface. …
- Tonga Trench. …
- Philippine Trench. …
- Kuril- Kamchatka Trench. …
- Kermadec Trench. …
- Izu-Ogasawara Trench. …
- Japan Trench. …
- Puerto Rico Trench.
What are the 5 deeps?
The Five Deeps Expedition was the first to reach the deepest point in each of the Earth’s five oceans: the Puerto Rico Trench in the Atlantic, South Sandwich Trench in the Southern Ocean, Java Trench in the Indian Ocean, Challenger Deep in the Pacific and Molloy Deep in the Arctic.
What is the 2nd deepest ocean?
The world’s deepest oceans and seas
| Ocean / Sea | Max depth (m) | |
|---|---|---|
| 1. | Pacific Ocean | 10918 |
| 2. | Indian Ocean | 7455 |
| 3. | Atlantic Ocean | 9219 |
| 4. | Caribbean Sea | 6946 |
What ocean is most dangerous?
The South China Sea and East Indies, eastern Mediterranean, Black Sea, North Sea, and British Isles are the most dangerous seas in the world, with the greatest number of shipping accidents in the last 15 years, according to a report released by the World Wildlife Fund (WWF).
What is the most famous trench?
Mariana Trench, also called Marianas Trench, deep-sea trench in the floor of the western North Pacific Ocean, the deepest such trench known on Earth, located mostly east as well as south of the Mariana Islands.
What is the Earth’s deepest point called?
The Mariana Trench, in the Pacific Ocean, is the deepest location on Earth.
Why is Mariana trench so deep?
Why is the ocean so deep here? The Mariana Trench is located at a convergent plate boundary. Here two converging plates of oceanic lithosphere collide with one another. At this collision point, one of the plates descends into the mantle.
What is the largest trench in the world?
In the Pacific Ocean, somewhere between Guam and the Philippines, lies the Marianas Trench, also known as the Mariana Trench. At 35,814 feet below sea level, its bottom is called the Challenger Deep — the deepest point known on Earth.
How deep is the South Sandwich Trench?
The Deep Dive Site, the verified deepest point in the Southern Ocean, measured to be 7,433.6 meters/24,388 feet.
What is the deepest part of each ocean?
The deepest place in each ocean are the Molloy Hole in the Fram Strait (Arctic Ocean; 5669 m, 79.137° N/2.817° E), the trench axis of the Puerto Rico Trench (Atlantic Ocean; 8408 m 19.613° N/67.847° W), an unnamed deep in the Java Trench (Indian Ocean; 7290 m, 11.20° S/118.47° E), Challenger Deep in the Mariana Trench …
How deep is the Molloy Deep?
It is the location of the deepest point in the Arctic Ocean. The outer rim of the trench is at a depth of 2,700 m (8,900 ft) and contains about 600 km2 inside the rim, descending to approximately 5,550 m (18,210 ft) at its greatest depth.
Which country has the largest sea in the world?
List
| Country | The World Factbook | |
|---|---|---|
| Rank | km | |
| World | — | 356,000 |
| Canada | 1 | 202,080 |
| Norway | 2 | 83,281 |
What is the biggest ocean on Earth?
The Pacific Ocean is the largest and deepest of the world ocean basins. Covering approximately 63 million square miles and containing more than half of the free water on Earth, the Pacific is by far the largest of the world’s ocean basins. All of the world’s continents could fit into the Pacific basin.
Is ocean deeper than sea?
Officially anything deeper than just 200 metres is considered the “deep sea”, but the average depth of the entire ocean is about 3.5km and the deepest point – the Challenger Deep in the Mariana Trench, in the western Pacific – is a little short of 11km down.