The Izu-Boninsky Trench , also known as the Izu-Ogasavar Trench ( 伊豆 ・ 小 笠原 海溝 ) is a deep-sea trench in the Pacific Ocean located along the eastern foot of the Nampo Islands ridge stretching from Honshu Island to the Bonin Islands . In the north it connects with the Japanese trench , in the south it is separated from the Volkano trench by a high narrow crest.
| Izu Boninsky Trench | |
|---|---|
| Japanese 伊豆 ・ 小 笠原 海溝 | |
| Specifications | |
| Depth | 9810 m |
| Length | 1030 km |
| Location | |
| Ocean | Pacific Ocean |
The length of the gutter is 1030 km. The narrow, sometimes flat bottom of the gutter is divided by thresholds into several closed depressions with depths of 7000–9000 m. The maximum depth of the gutter, 9810 m, was established in 1955 by the Soviet expedition on the Vityaz vessel.
Sources
- Izu-Boninsky gutter // Great Soviet Encyclopedia : [in 30 vol.] / Ch. ed. A.M. Prokhorov . - 3rd ed. - M .: Soviet Encyclopedia, 1969-1978. .
- Izu-Boninsky Trench - an article from the Great Encyclopedic Dictionary .
Literature
- Belyaev G.M. Deep-sea oceanic trenches and their fauna . - M. , 1989.