PORTLAND — The Sea Dogs (62-67) used a three-run eighth inning to beat the New Hampshire Fisher Cats (63-65) 4-2 on Wednesday afternoon in front of 6,090 Eastern League fans.

Michael Almanzar delivered the game-winning hit, nailing a two-run triple to snap a 1-1 tie with two outs in the eighth. Christian Vazquez followed with an RBI single to right field.

In the ninth, the Fisher Cats didn’t make it easy for the Sea Dogs, scoring a run on four hits off Jeremy Kehrt. Noe Ramirez came in with two outs and the basesloaded, but got Andy Burns to pop out to Derrik Gibson.

Kehrt (2-3) picked up the win, and Ramirez earned his fourth save of the season. Marcus Walden (6-13) took the loss, giving up five hits and three runs over 7.2 innings pitched.

Lefty Mickey Pena (no-decision) was sensational for Portland in his Double-A debut, tossing seven scoreless frames on five hits, two walks and three strikeouts. Pena stranded five runners and held the Fisher Cats 0-for-6 with runners-in-scoring position.

Portland cracked the ice first, scoring a run off Walden in the fourth. Vazquez (3-for-4) and Peter Hissey (2-for-4) singled with one out. Gibson gave the ’Dogs a 1-0 lead on a run-scoring fielder’s choice