In just 32 hours spanning a four-day period, the U.S. Coast Guard removed and replaced four out of six dangerous aids to navigation channel markers in the Intracoastal Waterway off Long Beach Island. One channel marker was left in place after it was found to be sturdy enough to guide mariners, while another marker wasn’t slated to be inspected for possible removal until later this week.   

Chief Warrant Officer Elijah Reynolds, officer in charge of the Aids to Navigation team based in Cape May, said the six channel markers total nearly half of the 15 his…