At Rockland, James Laser ran for three touchdowns to propel the Shipbuilders of Bath past the Mariners in the mutual opener.
Laser ran for TDs of two, five and six yards to for Morse. Liam McDonough also turned in a fine rushing night, compiling 117 yards on 28 carries.
Ethan Winglass kick a 25-yard field goal for Morse and added two conversion kicks.
Ryan Allendar connected on a 13-yard halfback option pass to Cole Chase for the Mariners and Preston Spear added a conversion rush. Spear also returned a kickoff 70 yards for a touchdown with 2:45 left in the game.