dinamika populasi Blue swimming crab Fenneropenaeus indicus Fisheries Management Area (FMA) 714 Fishing Management Area (FMA) 714 Gunung Kidul dan sekitarnya Jaring arad Kendari Bay Kendari Bay and its adjacent waters Meulaboh Mud crab Rajungan Teluk Jakarta alat tangkap exploitation rate kelimpahan lobster pemanfaatan population characteristics population dynamics status stok struktur ukuran