The Java Sea ( id, Laut Jawa, jv, Segara Jawa) is an extensive shallow sea on the

Sunda Shelf Geologically, the Sunda Shelf is a south-eastern extension of the continental shelf of Mainland Southeast Asia. Major landmasses on the shelf include the Bali, Borneo, Java, Madura, and Sumatra, as well as their surrounding smaller islands. ...

, between the

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guine ...

n islands of

Borneo Borneo (; id, Kalimantan) is the third-largest island in the world and the largest in Asia. At the geographic centre of Maritime Southeast Asia, in relation to major Indonesian islands, it is located north of Java, west of Sulawesi, and eas ...

to the north,

Java Java (; id, Jawa, ; jv, ꦗꦮ; su, ) is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea to the north. With a population of 151.6 million people, Java is the world's List ...

to the south,

Sumatra Sumatra is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the sixth-largest island in the world at 473,481 km2 (182,812 mi.2), not including adjacent i ...

to the west, and

Sulawesi Sulawesi (), also known as Celebes (), is an island in Indonesia. One of the four Greater Sunda Islands, and the world's eleventh-largest island, it is situated east of Borneo, west of the Maluku Islands, and south of Mindanao and the Sulu Ar ...

to the east.

Karimata Strait The Karimata Strait (alternatively, Carimata or Caramata; id, Selat Karimata) is a wide strait that connects the South China Sea to the Java Sea, separating the Indonesian islands of Belitung to the west and Borneo (Kalimantan) to the east. It ...

to its northwest links it to the

South China Sea The South China Sea is a marginal sea of the Western Pacific Ocean. It is bounded in the north by the shores of South China (hence the name), in the west by the Indochinese Peninsula, in the east by the islands of Taiwan and northwestern Phil ...

. It is a part of the western

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 continen ...

Geography

The Java Sea covers the southern section of the

. A shallow sea, it has a mean depth of . It measures about east-west by north-south

GoogleEarth Google Earth is a computer program that renders a 3D representation of Earth based primarily on satellite imagery. The program maps the Earth by superimposing satellite images, aerial photography, and GIS data onto a 3D globe, allowing users ...

and occupies a total surface area of . It formed as sea levels rose at the end of the last

ice age An ice age is a long period of reduction in the temperature of Earth's surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers. Earth's climate alternates between ice ages and gree ...

. Its almost uniformly flat bottom, and the presence of drainage channels (traceable to the mouths of island rivers), indicate that the Sunda Shelf was once a stable, dry, low-relief land area (

peneplain 390px, Sketch of a hypothetical peneplain formation after an orogeny. In geomorphology and geology, a peneplain is a low-relief plain formed by protracted erosion. This is the definition in the broadest of terms, albeit with frequency the usage ...

) above which were left standing a few

monadnocks An inselberg or monadnock () is an isolated rock hill, knob, ridge, or small mountain that rises abruptly from a gently sloping or virtually level surrounding plain. In Southern Africa a similar formation of granite is known as a koppie, a ...

(granite hills that, due to their resistance to erosion, form the present islands).

Extent

The

International Hydrographic Organization The International Hydrographic Organization (IHO) is an intergovernmental organisation representing hydrography. , the IHO comprised 98 Member States. A principal aim of the IHO is to ensure that the world's seas, oceans and navigable waters a ...

(IHO) defines the Java Sea as one of the waters of the

East Indian Archipelago The East Indian Archipelago is an area designated by the International Hydrographic Organization (IHO). It encompasses twelve seas, two gulfs, and one strait in the East Indies (Southeast Asia). Seas In draft 4 of the IHO's publication S-23 ''Li ...

, with the following criteria:

''On the North.'' By the Southern limit of the
South China Sea The South China Sea is a marginal sea of the Western Pacific Ocean. It is bounded in the north by the shores of South China (hence the name), in the west by the Indochinese Peninsula, in the east by the islands of Taiwan and northwestern Phil ...
ucipara_Point_()_thence_to_Tanjong_Nanka,_the_Southwest_extremity_of_Bangka_Island,_through_this_island_to_Tanjong_Berikat_the_Eastern_point_(),_on_to_Tanjong_Djemang_()_in_Belitung.html" "title="Bangka_Island.html" ;"title="ucipara Point () thence to Tanjong Nanka, the Southwest extremity of Bangka Island">ucipara Point () thence to Tanjong Nanka, the Southwest extremity of Bangka Island, through this island to Tanjong Berikat the Eastern point (), on to Tanjong Djemang () in Belitung">Billiton BHP Group Limited (formerly known as BHP Billiton) is an Australian Multinational corporation, multinational mining, metals, natural gas petroleum public company that is headquartered in Melbourne, Victoria, Australia. The Broken Hill Propri ...

Geography

Extent

History

Economic activities

References

Further reading