Three fishermen clinging to a cooler box have been rescued in choppy seas off the coast of Western Australia state.The Australian Maritime Safety Authority (AMSA) diverted a rescue aircraft on Wednesday after an emergency beacon was activated off Eclipse Island, about 17 kilometers (10.6 miles) south of the coastal city of Albany.Aerial footage released by AMSA shows the three men, wearing lifejackets and holding on to the cooler while waiting for help after their fishing vessel capsized.The trio spent about three hours in the water, but no serious injuries were reported.