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Note that the definition of the ocean used by the International Hydrographic Organization (IHO) excludes the seas, gulfs, bays, etc., bordering the ocean itself. [1] Thus, for instance, not all of the islands of the United Kingdom are actually in or bordering on the Atlantic. For reference, islands in gulfs and seas are included in a separate ...
Bouvet Island (/ ˈ b uː v eɪ / BOO-vay; Norwegian: Bouvetøya [3] [bʉˈvèːœʏɑ]) [4] is an uninhabited subantarctic volcanic island and dependency of Norway.It is a protected nature reserve, and situated in the South Atlantic Ocean at the southern end of the Mid-Atlantic Ridge, it is the world's most remote island.
Inaccessible Island is a volcanic island located in the South Atlantic Ocean, 31 km (19 mi) south-west of Tristan da Cunha. Its highest point, Swale's Fell, reaches 581 m (1,906 ft), and the island is 12.65 km 2 (4.88 sq mi) in area. The volcano was last active approximately one million years ago and is now extinct. [2]
The South Sandwich Islands (Spanish: Islas Sandwich del Sur) are a chain of uninhabited volcanic islands in the South Atlantic Ocean. They are administered as part of the British Overseas Territory of South Georgia and the South Sandwich Islands .
This is a list of the most isolated islands and archipelagos on Earth in terms of distance to another landmass. Many of these islands are of volcanic origin via tectonic plates such as Bouvet Island while others appear from hotspots such as the Azores which was created by the Azores hotspot.
One of the most remote islands in the world, Gough Island is in the South Atlantic Ocean. While the central part of the island is a plateau, the western part has a highland with the peaks and cliffs rising over 350 metres. Gough Island is roughly rectangular with a length of 13 km (8.1 mi) and a width of 5 km (3.1 mi).
On average, the Atlantic is the saltiest major ocean; surface water salinity in the open ocean ranges from 33 to 37 parts per thousand (3.3–3.7%) by mass and varies with latitude and season. Evaporation, precipitation, river inflow and sea ice melting influence surface salinity values.
To the west the region of the South Pacific Ocean is also the site of the geographic center of the water hemisphere, at near New Zealand's Bounty Islands The geographic center of the Pacific Ocean lies further north-west where the Line Islands begin, west from Starbuck Island at 4°58′S 158°45′W / 4.97°S 158.75°W / -4.97; -158