Shane McCarthy kept the Falmouth Commodores (5-4) off the board during his six innings of work and the Harwich Mariners (7-2) beat the Falmouth Commodores, 1-0.
McCarthy allowed one hit, one walk and struck out five.
A walk-off single by Steven Foster gave the Harwich Mariners the win.
It was a good day at the plate for the Harwich Mariners' Foster. Foster went 0-3. He singled in the eleventh inning.
Brad Bass improved to 1-1 on the year by picking up the win for the Harwich Mariners. Bass struck out four, walked none and gave up no hits.
Justin Hoyt (0-1) was the game's losing pitcher. He lasted just 1 2/3 innings, walked none, struck out two, and allowed one run.