BINGHAMTON, New York — The Binghamton Mets scored three unearned runs and defeated the Portland Sea Dogs 3-1 on Tuesday night at NYSEG Stadium.

The four-game series is tied at a game apiece and the Sea Dogs are 3-2 on their seven-game trip.

Binghamton snapped a 1-1 tie, scoring twice in the fifth inning off losing pitcher Mike McCarthy (2-3). Jared King reached on a throwing error by McCarthy to start the rally, and advanced to second on a throwing error by Luis Martinez. With two outs, T.J. Rivera and Josh Rodriguez nailed RBI singles, giving the B-Mets the lead for good.

Seth Lugo (2-0) scattered five hits, one walk and fanned six over 6 ⅔ innings to earn his second win of the season. McCarthy yielded three unearned runs over 4 ⅔ innings to suffer his second straight loss, both to the B-Mets.

Binghamton wrapped up the win with perfect outings from Adam Kolarek (1 ⅓ innings, hold) and Paul Sewald (1 inning, fifth save).

Portland’s bullpen retired all 10 batters it faced. Dayan Diaz relieved McCarthy and pitched 2 ⅓ innings on two strikeouts and Pat Light worked the eighth.

Both teams scored single runs in the second inning. Portland scored first for the fifth straight game on the trip, receiving a run-scoring from Blake Tekotte. Binghamton answered, receiving a two-out RBI single from Gavin Cecchini.