U.S. Coast Guard Petty Officer 2nd Class Liam Martens, a divers assigned to Coast Guard Regional Dive Locker Pacific in Honolulu, Hawaii, sits below the surface following a buoy chain assembly replacement offshore Port Allen, Hawaii, Dec. 9, 2025. Coast Guard divers are trained in underwater cutting and welding, allowing them to remove or repair submerged components and obstructions. (U.S. Coast Guard photo by Petty Officer 2nd Class Tyler Robertson)