Audio of mayday hail for help transmitted to the Coast Guard via VHF radio Friday, Nov. 6, 2015, after a lobster boat caught fire and the crewman jumped into the water near Ipswich, Mass. Coast Guard response boat crews from Stations Merrimack River and Gloucester, along with Ipswich and Gloucester Fire Departments, responded to the burning 28-foot lobster boat. U.S. Coast Guard audio.