SWAMPSCOTT – Police are investigating reports of items being stolen off boats moored in Swampscott Harbor over the weekend.Detective James Schultz said on Monday morning at least two working fishermen reported items had been stolen off their boats over the weekend.”It appears someone took a pram and rode out to where the boats were moored,” he said. “It appears they went from boat to boat looking for items of value. The reports we have right now are of tools belonging to commercial fishermen being taken.”Attempts to reach Harbormaster Larry Bithell were unsuccessful on Monday.Schultz said the investigation is ongoing. He urged boat owners to check their vessels and contact the Swamspcott Police Department at 781-595-1111 if any items are missing.