Some Maine mariners reacted with skepticism to the news that the Coast Guard will automate fog signals at 17 lighthouses around the state and make them activated on demand. The federal agency said that the move will modernize the alert system and replace the “less reliable and less efficient” VM-100 fog detectors now at the lighthouses, according to a media release. When the signals are converted, mariners will be able to activate them by keying a standard VHF-FM radio five times consecutively on VHF channel 83A. Read More