Sarigan is an uninhabited

volcanic island Geologically, a high island or volcanic island is an island of volcanic origin. The term can be used to distinguish such islands from low islands, which are formed from sedimentation or the uplifting of coral reefs (which have often form ...

in the

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the contine ...

. It is part of the

Northern Mariana Islands The Northern Mariana Islands, officially the Commonwealth of the Northern Mariana Islands (CNMI; ch, Sankattan Siha Na Islas Mariånas; cal, Commonwealth Téél Falúw kka Efáng llól Marianas), is an unincorporated territory and commonwe ...

, a U.S. territory. Sarigan is located northeast of Anatahan island, south of Guguan and north of

Saipan Saipan ( ch, Sa’ipan, cal, Seipél, formerly in es, Saipán, and in ja, 彩帆島, Saipan-tō) is the largest island of the Northern Mariana Islands, a commonwealth of the United States in the western Pacific Ocean. According to 2020 est ...

, the largest island in the Northern Marianas.

History

Sarigan was originally settled by the

Chamorros The Chamorro people (; also CHamoru) are the indigenous people of the Mariana Islands, politically divided between the United States territory of Guam and the encompassing Commonwealth of the Northern Mariana Islands in Micronesia. Today, signif ...

. The island was first charted by Europeans in late October 1543 by Spanish explorer

Bernardo de la Torre Bernardo de la Torre was a Spanish sailor, primarily noted for having explored parts of the Western Pacific Ocean south of Japan in the 16th century. Bernardo de la Torre sailed under the instructions of Ruy López de Villalobos, who sent him in Au ...

on board of the carrack ''San Juan de Letrán'' when trying to return from Sarangani to

New Spain New Spain, officially the Viceroyalty of New Spain ( es, Virreinato de Nueva España, ), or Kingdom of New Spain, was an integral territorial entity of the Spanish Empire, established by Habsburg Spain during the Spanish colonization of the Am ...

. In 1695, the natives were forcibly removed to

, and three years later to

Guam Guam (; ch, Guåhan ) is an organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. It is the westernmost point and territory of the United States (reckoned from the geographic ce ...

. Following the sale of the Northern Marianas by Spain to the German Empire in 1899, Agrigan was administered as part of

German New Guinea German New Guinea (german: Deutsch-Neu-Guinea) consisted of the northeastern part of the island of New Guinea and several nearby island groups and was the first part of the German colonial empire. The mainland part of the territory, called , ...

. The island was used as a

penal colony A penal colony or exile colony is a settlement used to exile prisoners and separate them from the general population by placing them in a remote location, often an island or distant colonial territory. Although the term can be used to refer t ...

from 1900-1906. The prisoners, who lived some with their families on Sarigan were mainly employed by the coconut plantations. In 1909, the island was leased by the Pagan Society, a German-Japanese partnership, which continued to export

copra Copra (from ) is the dried, white flesh of the coconut from which coconut oil is extracted. Traditionally, the coconuts are sun-dried, especially for export, before the oil, also known as copra oil, is pressed out. The oil extracted from copr ...

. The company also employed fowlers to hunt birds for feathers for export to Japan and Europe. However, the Pagan Society fell into financial difficulties from 1912. During

World War I World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was List of wars and anthropogenic disasters by death toll, one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, ...

, Sarigan came under the control of the

Empire of Japan The also known as the Japanese Empire or Imperial Japan, was a historical nation-state and great power that existed from the Meiji Restoration in 1868 until the enactment of the post-World War II 1947 constitution and subsequent for ...

and was subsequently administered as part of the

South Seas Mandate The South Seas Mandate, officially the Mandate for the German Possessions in the Pacific Ocean Lying North of the Equator, was a League of Nations mandate in the "South Seas" given to the Empire of Japan by the League of Nations following W ...

. In the 1930s, between 10 and 20 families lived on the island. Following

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the World War II by country, vast majority of the world's countries—including all of the great power ...

, the island came under the control of 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 U.S. state, states, a Washington, D.C., federal district, five ma ...

and after World War II, the residents were removed from the island. As of 1947, the island was administered as part of the

Trust Territory of the Pacific Islands The Trust Territory of the Pacific Islands (TTPI) was a United Nations trust territory in Micronesia administered by the United States from 1947 to 1994. History Spain initially claimed the islands that later composed the territory of the Trus ...

. Since 1978, the island has been part of the

Northern Islands Municipality Northern Islands Municipality is one of the four main political divisions of the Commonwealth of the Northern Mariana Islands. It consists of a long string of the northernmost islands of the Northern Marianas, including (from north to south) Far ...

of the

Commonwealth of the Northern Mariana Islands The Northern Mariana Islands, officially the Commonwealth of the Northern Mariana Islands (CNMI; ch, Sankattan Siha Na Islas Mariånas; cal, Commonwealth Téél Falúw kka Efáng llól Marianas), is an unincorporated territory and commonwe ...

. Today, the island is a

nature preserve A nature reserve (also known as a wildlife refuge, wildlife sanctuary, biosphere reserve or bioreserve, natural or nature preserve, or nature conservation area) is a protected area of importance for flora, fauna, or features of geological or o ...

, and in the mid-1990s, a project was launched to rid Sarigan of its population of feral animals; today, only a few cats remain. Sarigan has been proposed as a site for relocation of endangered birds from Guam and Saipan. On May 28, 2010 a

submarine volcano Submarine volcanoes are underwater vents or fissures in the Earth's surface from which magma can erupt. Many submarine volcanoes are located near areas of tectonic plate formation, known as mid-ocean ridges. The volcanoes at mid-ocean ridge ...

to the south erupted a brief cloud of steam and ash that briefly rose to and left a trail of

pumice Pumice (), called pumicite in its powdered or dust form, is a volcanic rock that consists of highly vesicular rough-textured volcanic glass, which may or may not contain crystals. It is typically light-colored. Scoria is another vesicular v ...

debris on the surface of the water. Sarigan was declared off-limits by the government of the Northern Mariana Islands after the eruption.

Geography

Sarigan is roughly triangular in shape, with a length of and a width of and an area of .Brainard
''Coral reef ecosystem monitoring report''
S. 1 The island is the summit of a

stratovolcano A stratovolcano, also known as a composite volcano, is a conical volcano built up by many layers (strata) of hardened lava and tephra. Unlike shield volcanoes, stratovolcanoes are characterized by a steep profile with a summit crater and p ...

which rises to an altitude of above sea level at its highest peak. The volcano is topped by a caldera, 750 meters in diameter, with an

ash cone Volcanic cones are among the simplest volcanic landforms. They are built by ejecta from a volcanic vent, piling up around the vent in the shape of a cone with a central crater. Volcanic cones are of different types, depending upon the nature and ...

and two

lava 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 eruption ...

s, which produced

lava flow Lava is molten or partially molten rock (magma) that has been expelled from the interior of a terrestrial planet (such as Earth) or a moon onto its surface. Lava may be erupted at a volcano or through a fracture in the crust, on land or un ...

s which reached the coast. No eruptions have been recorded in the historical period, although a swarm of

volcano 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 ...

tectonic Tectonics (; ) are the processes that control the structure and properties of the Earth's crust and its evolution through time. These include the processes of mountain building, the growth and behavior of the strong, old cores of continents ...

earthquake An earthquake (also known as a quake, tremor or temblor) is the shaking of the surface of the Earth resulting from a sudden release of energy in the Earth's lithosphere that creates seismic waves. Earthquakes can range in intensity, from ...

s took place here in the summer of 2005. Landing on Sarigan is difficult because perpendicular cliffs surround much of the island. It has many

ravine A ravine is a landform that is narrower than a canyon and is often the product of streambank erosion.tropical vegetation Tropical vegetation is any vegetation in tropical latitudes. Plant life that occurs in climates that are warm year-round is in general more biologically diverse that in other latitudes. Some tropical areas may receive abundant rain the whole ye ...

, particularly on the northern side of the island. The stratovolcano is at the southern end of the island, and there is a

plateau In geology and physical geography, a plateau (; ; ), also called a high plain or a tableland, is an area of a highland consisting of flat terrain that is raised sharply above the surrounding area on at least one side. Often one or more sides ...

north of it with an elevation of and a width of . To the north of the plateau are steep, vegetation-covered slopes, which go down to the sea. The island's north-western coast is the most habitable, climbing from an elevation of to in and having a lot of vegetation. Approximately south of Sarigan is the South Sarigan Seamount, a

with several peaks, with a maximum height of 184 m below sea level. It briefly erupted in May 2010 producing a plume of water vapor about 12 km high.

Important Bird Area

The island has been recognised as an

Important Bird Area An Important Bird and Biodiversity Area (IBA) is an area identified using an internationally agreed set of criteria as being globally important for the conservation of bird populations. IBA was developed and sites are identified by BirdLife Int ...

(IBA) by

BirdLife International BirdLife International is a global partnership of non-governmental organizations that strives to conserve birds and their habitats. BirdLife International's priorities include preventing extinction of bird species, identifying and safeguarding ...

because it supports populations of

Micronesian megapode The Micronesian megapode or Micronesian scrubfowl (''Megapodius laperouse'') is an endangered megapode which inhabits islands of the Western Pacific Ocean. Description The Micronesian megapode is a stocky medium-sized bird that is mostly dark ...

s, white-throated ground doves,

Micronesian myzomela The Micronesian myzomela (''Myzomela rubratra'') is a species of bird in the honeyeater family Meliphagidae. The species forms a superspecies with a number of related and similar looking island and mainland myzomelas across the Pacific and Austra ...

s and

Micronesian starling The Micronesian starling (''Aplonis opaca'') is a species of starling in the family Sturnidae. It is found in Micronesia, the Northern Mariana Islands, and Palau. Its natural habitat In ecology, the term habitat summarises the array of ...

Notes

References

* Russell E. Brainard et al.: ''Coral reef ecosystem monitoring report of the Mariana Archipelago: 2003–2007.'' (=''PIFSC Special Publication'', SP-12-01)

NOAA The National Oceanic and Atmospheric Administration (abbreviated as NOAA ) is an United States scientific and regulatory agency within the United States Department of Commerce that forecasts weather, monitors oceanic and atmospheric conditio ...

Fisheries, Pacific Islands Fisheries Science Center 2012
Kapitel Alamagan
(englisch, PDF, 12,2 MB)). * Richard B. Moore, Frank A. Trusdell: ''Geologic map of Alamagan Volcano, northern Mariana Islands.''

United States Geological Survey The United States Geological Survey (USGS), formerly simply known as the Geological Survey, is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, ...

1993
Download
.

External links

*

and ttp://gaebler.info/sonstiges/marianen.htm#sarigan Sarigan {{Authority control Stratovolcanoes of the United States Volcanoes of the Northern Mariana Islands Islands of the Northern Mariana Islands Former German colonies Uninhabited islands of the Northern Mariana Islands Important Bird Areas of the Northern Mariana Islands