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Seribu Islands (INDONESIA)

Coastal Environment Monitoring

This is the image of Tidung island and Tidung Kecil island acquired on April, 2017. These islands are parts of Seribu islands, resort area located in the Bay of Jakarta.

(Note)
※These images in this article were taken by ASNARO-1 and processed for web display use.
※This is a case study article using satellite images with 50 cm resolution.ALOS-3 satellite images with a resolution of 80 cm are expected to be used in similar fields.

環境モニタリング2.pngTidung island and Tidung Kecil island are parts of Seribu islands consisting of about hundred islands in the Bay of Jakarta. Seribu islands is one of the important areas for tourism surrounded by nature such as coral reefs, seagrasses, seaweeds, and mangroves. Indonesian government is aiming at balancing between tourism and nature conservation in the area, and monitoring of natural environment and tourism infrastructures with high resolution satellite image can contribute to achieving the goal. 環境モニタリング3.png The images above are a satellite image around the bridge between Tidung and Tidung Kecil island and photos taken during field survey. Seagrasses, coral reefs, fish cages, mangroves and pier can be detected from the satellite image. 環境モニタリング4.png This is the image of Kelapa island and Harapan island, parts of Seribu islands as well (acquired on June 2017). 環境モニタリング5.png The image above is the enlarged satellite image of Harapan island and photos taken during field survey. You can see the difference in growth level of manmade mangrove forest from the satellite image. Environment inside lagoon also can be understood from the satellite image. Lagoon is a home to diverse creatures, and high resolution satellite image can be useful to monitor them.

※The images in this article are based on the results of outsourcing projects of the Ministry of Economy, Trade and Industry.

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