Penilaian Jasa Ekosistem Mangrove di Teluk Blanakan Kabupaten Subang. Martini Dwi Indrayanti, Achmad Fahrudin, Isdradjad Setiobudiandi

ABSTRAK

Mangrove merupakan sumber daya alam yang berperan penting dalam memelihara keseimbangan antara ekosistem darat dan perairan. Oleh karena itu, ekosistem ini juga sebagai pendukung kehidupan yang perlu dijaga kelestariannya. Penelitian ini dilakukan di Teluk Blanakan yang tujuannya adalah: 1) Mengetahui luasan tutupan mangrove melalui analisis citra; dan 2) Melakukan analisis ekonomi terhadap jasa ekosistem. Luas penutupan mangrove diperoleh melalui analisis citra satelit dan nilai jasa ekosistem diperoleh melalui metode valuasi ekonomi. Valuasi ekonomi jasa ekosistem mangrove merupakan peubah penting dalam pengelolaan pesisir. Hasil analisis menunjukkan bahwa pada kurun waktu 2005-2012 mangrove mengalami penurunan tutupan luasan 5%/tahun dan nilai jasa ekosistem mangrove di Teluk Blanakan adalah sebesar Rp3.815.790.110,97/tahun.

Kata kunci: jasa ekosistem, luasan tutupan, mangrove, Teluk Blanakan, valuasi ekonomi

ABSTACT

Mangrove is one of the natural resource that has an important role in maintaining the balance between land-based and aquatic ecosystems. Therefore the ecosystems are placed as one of the life-supporting ecosystems which is needed to be preserved. This study was held in Blanakan Bay with objectives were: 1) To describe the covered area of mangrove ecosystem; and 2) To calculate the value of mangrove ecosystem services. Mangrove covered area was obtained through satellite image analysis while ecosystem services was anlyzed by economic valuation method. Economic valuation for mangrove ecosystem services is an important variable in coastal management. The result showed that mangrove covered area was decreasing by 5% per year during the period of 2005-2012 while the value of the ecosystem services in the study area was Rp3.815.790.110,97/year.

Keywords: Blanakan Bay, covered area, economic valuation, ecosystem services, mangrove

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