Abstract

Karimun Island is one of the islands with the potential of natural resources is one of the very large which is a mangrove forest on the island Kemujan. Human activities and tourism activities tend to threaten the existence of mangrove forest on the island Kemujan. Information changes in land and development of human activities necessary for sustainable management of mangrove forests. This study aims to determine the level of mangrove forest cover in the island Kemujan, knowing that human activity significantly affects the condition of mangrove forests Kemujan Island National Park Karimunjawa. The study was conducted in 2 phases: a preliminary study in August and the last study in December 2009. The method used in this study is the imaging method of observation and mapping, the research conducted to observe the phenomenon in the field to get actual data related to materials research. Data obtained from satellite image analysis and determination of the cause of the significant factors processed by SEM. As a result of image interpretation, in 1991, 2001 and 2009 found that island Kemujan gradually changing area. In 1991, the area is 11.734 ha kemujan which gradually changed to 12.617 hectares in 2001 to 2009 by 11.177 HA. The main reason these changes based on public perception derives from public activities such as cleaning ponds, seaweed cultivation and so on. Keyword : mangrove forest, satellite imagery, kemujan island, SEM analysis

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