is a
volcanic
A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.
On Earth, volcanoes are most often found where tectonic plates a ...
desert island
A desert island, deserted island, or uninhabited island, is an island, islet or atoll that is not permanently populated by humans. Uninhabited islands are often depicted in films or stories about shipwrecked people, and are also used as stereot ...
located in the
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 off the coast of
Tokyo
Tokyo (; ja, 東京, , ), officially the Tokyo Metropolis ( ja, 東京都, label=none, ), is the capital and largest city of Japan. Formerly known as Edo, its metropolitan area () is the most populous in the world, with an estimated 37.468 ...
, at the southernmost tip 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 ...
. Though only 0.01 km
2 in area, it reaches almost 100 meters in height.
Geography
The island is a
basalt
Basalt (; ) is an aphanite, aphanitic (fine-grained) extrusive igneous rock formed from the rapid cooling of low-viscosity lava rich in magnesium and iron (mafic lava) exposed at or very near the planetary surface, surface of a terrestrial ...
pillar
A column or pillar in architecture and structural engineering is a structural element that transmits, through compression (physical), compression, the weight of the structure above to other structural elements below. In other words, a column i ...
with sheer sides, the only visible portion of a submarine
volcanic caldera
A caldera ( ) is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcano eruption. When large volumes of magma are erupted over a short time, structural support for the rock above the magma chamber is ...
extending south-east at an average depth of . The above sea-level portion measures approximately 84 metres east-west and 56 metres north-south, with a summit height of . The sides of the island features several
geological joints facing the water's surface.
The island lies approximately south off the coast of
Tokyo
Tokyo (; ja, 東京, , ), officially the Tokyo Metropolis ( ja, 東京都, label=none, ), is the capital and largest city of Japan. Formerly known as Edo, its metropolitan area () is the most populous in the world, with an estimated 37.468 ...
and from nearby
Torishima. Due to its shape and heavy seas, it is almost impossible to disembark on the island, although attempts have been made by
rock climbers
Rock climbing is a sport in which participants climb up, across, or down natural rock formations. The goal is to reach the summit of a formation or the endpoint of a usually pre-defined route without falling. Rock climbing is a physically and ...
successfully in 1972 and 2003 (though several accidents have been registered). A scientific expedition visited the island in 2017 along with an
NHK
, also known as NHK, is a Japanese public broadcaster. NHK, which has always been known by this romanized initialism in Japanese, is a statutory corporation funded by viewers' payments of a television license fee.
NHK operates two terrestri ...
film crew. The expedition was featured in an episode of the documentary series NHK Documentary, which aired in February 2019.
The site is also known for the transparency of its surrounding waters and abundance of
fish
Fish are aquatic, craniate, gill-bearing animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various extinct related groups. Approximately 95% of li ...
, which makes it a popular
scuba diving
Scuba diving is a mode of underwater diving whereby divers use breathing equipment that is completely independent of a surface air supply. The name "scuba", an acronym for "Self-Contained Underwater Breathing Apparatus", was coined by Chris ...
spot.
The only vegetation on the island is a few clumps of
Poaceae
Poaceae () or Gramineae () is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos and the grasses of natural grassland and species cultivated in lawns an ...
, and the island attracts a small number of
seabird
Seabirds (also known as marine birds) are birds that are adapted to life within the marine environment. While seabirds vary greatly in lifestyle, behaviour and physiology, they often exhibit striking convergent evolution, as the same enviro ...
s for nesting.
History
On April 9, 1788, British merchant sailor
John Meares
John Meares (c. 1756 – 1809) was an English navigator, explorer, and maritime fur trader, best known for his role in the Nootka Crisis, which brought Britain and Spain to the brink of war.
Career
Meares' father was Charles Meares, "formerly an ...
sighted what he came to describe as “the most marvellous thing” he had ever set his eyes on, a small island he and the ship’s crew decided to baptize as
Lot's Wife
In the Bible, Lot's wife is a figure first mentioned in . The Book of Genesis describes how she became a pillar of salt after she looked back at Sodom. She is not named in the Bible but is called "Ado" or "Edith" in some Jewish traditions. She ...
, referring to the
Book of Genesis
The Book of Genesis (from Greek ; Hebrew: בְּרֵאשִׁית ''Bəreʾšīt'', "In hebeginning") is the first book of the Hebrew Bible and the Christian Old Testament. Its Hebrew name is the same as its first word, ( "In the beginning") ...
19:26. The Japanese name Sōfu Iwa (“The Widow Crag”) is rather freely translated from English.
During the
Pacific War
The Pacific War, sometimes called the Asia–Pacific War, was the theater of World War II that was fought in Asia, the Pacific Ocean, the Indian Ocean, and Oceania. It was geographically the largest theater of the war, including the vast ...
, Sofu Gan was used by US Navy submariners as a reference marker for calibration of instruments as they entered Japanese waters.
[O'Kane, Richard H. ''Clear the Bridge! The War Patrols of the USS Tang'' London Macdonald & Jane's 1978 p.210 ] The uninhabited and uninhabitable island was the southernmost Japanese island not occupied by the
United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...
after the 1952
San Francisco Treaty
The , also called the , re-established peaceful relations between Japan and the Allied Powers on behalf of the United Nations by ending the legal state of war and providing for redress for hostile actions up to and including World War II. It ...
. It is currently administratively part of Tokyo Metropolis.
See also
*
Ball's Pyramid
Ball's Pyramid is an erosional remnant of a shield volcano and caldera lying southeast of Lord Howe Island in the Pacific Ocean. It is high, while measuring in length and only across, making it the tallest volcanic stack in the world. Bal ...
*
Rockall
Rockall () is an uninhabitable granite islet situated in the North Atlantic Ocean. The United Kingdom claims that Rockall lies within its exclusive economic zone (EEZ) and is part of its territory, but this claim is not recognised by Ireland. ...
*
Shag Rocks (South Georgia)
The Shag Rocks ( es, Islas Aurora) are six small islets, as opposed to islands, in the westernmost extreme of South Georgia, west of the main island of South Georgia and off the Falkland Islands. The Shag Rocks are located at . further sou ...
*
Black Rock, South Georgia
Black Rock ( es, Roca Negra) () is a low rock southeast of Shag Rocks and some west-northwest of South Georgia. Black Rock may have been considered as part of the "Aurora Islands" reported in this vicinity by the ship ''Aurora'' in 1762. It ...
*
Desert island
A desert island, deserted island, or uninhabited island, is an island, islet or atoll that is not permanently populated by humans. Uninhabited islands are often depicted in films or stories about shipwrecked people, and are also used as stereot ...
*
List of islands
This is a list of the lists of islands in the world grouped by country, by continent, by body of water
A body of water or waterbody (often spelled water body) is any significant accumulation of water on the surface of Earth or another plane ...
*
List of islands in Japan
Japan is an archipelago of 6,852 islands, of which approximately 260 are inhabited. Japan is the largest island country in East Asia and the fourth largest in the world.
Main islands
The four ''main islands'' of Japan are:Imperial Japanese ...
References
External links
Sofugan: Japan Coast Guard submarine volcano database
* - Japan Meteorological Agency
{{DEFAULTSORT:Lot's Wife (Crag)
Izu Islands
Uninhabited islands of Japan
Extinct volcanoes of Asia
Stacks of Japan
Islands of Tokyo
Lot (biblical person)