Native name: 阿嘉島 (Aka-jima) | |
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Typical sea view from Akajima island and surrounding coral reefs
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Geography | |
Location | Pacific Ocean |
Coordinates | 26°11′56″N 127°16′50″E / 26.199002°N 127.280556°ECoordinates: 26°11′56″N 127°16′50″E / 26.199002°N 127.280556°E |
Archipelago | Kerama Islands |
Administration | |
Japan
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Prefecture | Okinawa Prefecture |
Aka Island (阿嘉島 Aka-jima?) is an island in the Pacific Ocean and is part of the Kerama Islands group in Okinawa Prefecture, Japan.
The island is commonly known as Aka or Aka-shima and is located some 15 miles to the southwest of Okinawa Island. It has a subtropical climate and a population of approximately 330 people.
The water surrounding Aka-jima is supplied from the Kuroshio current. Healthy coral reefs, with a rich diversity of sea life, make the area a treasure trove for marine scientists, divers and snorkelers.
In 1988 Akajima Marine Science Laboratory (AMSL) was established under the auspices of the Japanese Science and Technology Agency. A number of scientists visit AMSL every year to research the coral reef ecosystems.
Around 360 fish species and 1,640 invertebrate species (including hermatypic corals) and 220 seaweed species have been recorded in the Kerama Islands, but many groups of organisms have not yet been surveyed. Green turtles, loggerheads, and hawksbill turtle lay eggs on the beaches in summer. Humpback whales (Megaptera novaeangliae) are regular visitors in January to April and use the Kerama Islands as their breeding ground.
Akajima is also noted for its terrestrial wildlife, especially its birds, butterflies and Golden silk orb-weaver spiders. Kerama deer (a subspecies of the Japanese deer) are unique to the Kerama islands group and are able to swim between the islands. These deer have been designated a national protected species of Japan.
Summers have extreme oceanographic conditions and about five typhoons approach Akajima every year, especially in early summer. The northern monsoon brings strong north winds and large swells from October to April.