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The are a group of volcanic deserted islands located in the
World Who Is Who and Does What in Environment and Conservation page 224
Retrieved September 11, 2017
Quaternary Volcanoes in Japan
* * {{DEFAULTSORT:Onohara-Jima Izu Islands Uninhabited islands of Japan Extinct volcanoes of Asia Stacks of Japan Islands of Tokyo Pleistocene lava domes
Philippine Sea
The Philippine Sea is a marginal sea of the Western Pacific Ocean east of the Philippine archipelago (hence the name), the largest in the world, occupying an estimated surface area of . The Philippine Sea Plate forms the floor of the sea. Its ...
approximately south of Tokyo and west of Miyake-jima, in the northern portion of the Izu archipelago, Japan
Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...
. The group is also known as from its profile.
Geography
ÅŒnohara-jima consists of nine main islets and several smaller rocks and stacks. The island is the remnant of an andesitelava dome
In volcanology, a lava dome is a circular mound-shaped protrusion resulting from the slow extrusion of viscous lava from a volcano. Dome-building eruptions are common, particularly in convergent plate boundary settings. Around 6% of eruptions on ...
with sheer sides, the only visible portion of a submarine volcanic caldera. The above sea-level portion has a surface area of approximately 0.2 square kilometers, with a summit height of on the main islet of .
Located in the Kuroshio Current, the area has abundant sea life, and is popular with sports fishermen and scuba divers.
During the Korean War, aircraft of the US Air Force used ÅŒnohara-jima as a bombing range, endangering the Japanese murrelet, a rare seabird. The bombing was stopped after Jack Moyer
Dr. Jack Thomson Moyer (March 7, 1929 – January 10, 2004) was a marine biologist and known child sexual abuser from Kansas, who lived for most of his life on Miyake-jima in Japan. Moyer was a scientist with the United States Air Force, who beca ...
wrote a letter to an associate of then-US President Harry S. Truman.Polunin, NicholaWorld Who Is Who and Does What in Environment and Conservation page 224
Retrieved September 11, 2017
See also
*Izu Islands
The are a group of volcanic islands stretching south and east from the Izu Peninsula of Honshū, Japan. Administratively, they form two towns and six villages; all part of Tokyo Prefecture. The largest is Izu Ōshima, usually called simply Ō ...
* Desert island
* List of islands
References
External links
Quaternary Volcanoes in Japan
* * {{DEFAULTSORT:Onohara-Jima Izu Islands Uninhabited islands of Japan Extinct volcanoes of Asia Stacks of Japan Islands of Tokyo Pleistocene lava domes