The purposeofthis studyistofindthe position offishing gearambaigood. If thegoalis reached, this research studyis expected to providebenefits forfishermenin the field ofthe arrest. To determine theshifting andmovementambaigoodfishing gear, miniature fishing gear ambai in 1:50 scale test into the flume tank with current unit cm / sec. Atthe current speedof 44.3cm/secambaistablefishing gear, ifthe…