Keith Couch worked his third straight complete game and the Portland Sea Dogs (31-55) hammered their way to an 11-0 Eastern League win over the New Hampshire Fisher Cats (39- 48) on Thursday night at Northeast Delta Dental Stadium.

Couch set a Sea Dogs franchise record with his seventh career complete game. He earned the shutout on seven hit, no walks and six strikeouts. The win was the 25th in his career with Portland, the second most in franchise history.

The Sea Dogs got things started on a two-out, two-run single by Mauricio Dubon in the third inning off of Connor Greene to make it 2-0.

Portland exploded for eight more runs in the fifth — all scored with two outs. Aneury Tavarez drew a bases-loaded walk off Murphy

Smith to plate the first run of the frame, then Jake Romanski followed with a two-run single to make it 5-0. Rainel Rosario and Tzu-Wei Lin each added an RBI single before Yoan Moncada hit a three-run homer off the batter’s eye in center field to extend the lead to 10-0.

The eight-run fifth was the highest-scoring inning for Portland this season. The Sea Dogs sent 11 hitters to the plate and had six hits and two walks.

The Sea Dogs cranked out 14 hits.

Portland begins a three-game series at the Hartford Yard Goats tonight at 6:05 p.m. in Binghamton, N.Y.

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