แปลสัมมนาStudy Area This study was conducted in Trang province in southern Thailand along 119 km of coast between longitude 99º 10´-99º 35´ E and latitude 7º 5´-7º 27´ N (Figure 1). That area supports a large part of the landing (around 30%) of blue swimming crab from the Andaman Sea and covers an area of 650 km2 including the intertidal zone down to 5-15 m in depth