Simeulue waters is an island directly on Indian Ocean border. These waters are a yellowfin tuna migration area and a target area for tuna fishermen of the South West coast of Aceh. Increased fishing can decrease the production. This research aimed to integrate the sustainable use of yellowfin tuna. The direct observation method refers to the sustainability status based on fishing technology. The findings of this study indicate the value of the sustainability status of the fishing technology aspect is 80.63. This value included in the good sustainable category. Furthermore, there are eight attributes used by researcher, namely fishing gear mobility, fishing gear strength, post-fishing handling, fish landed before being marketed, fishing gear selectivity, destructive fishing gear usage, machine capacity used by fishermen, equipment technology used by fishermen.

Lapindo is waste disposal the mud that comes out of the PT. Lapindo Brantas.Inc in Porong, Sidoarjo East Java, which has lasted for more than 9 years ago. With the volume bursts of 105 m3/day and take time to stop bursts estimated at 8907 years. This sludge can affect surrounding communities. The purpose of this research is to the development of coastal communities in Jabon post Lapindo mudflow, by using Analytical Hierarchy Process (AHP) Data collected through questionnaires, interviews, observation and documentation. In empowering coastal communities Jabon there are three actors involved, government Sidoarjo, PT Lapindo Brantas Inc., and coastal communities Jabon. To determine the parties involved. The most appropriate use of sub-criteria to support the main criteria. From the results obtained the most demanded by the public as a result of the government's disaster PT. Lapindo Brantas Inc. The effects of the mudflow society expects improvement, especially in terms of the economy of coastal communities Jabon.