The Red Dragons, who averaged nearly 15 goals over their first four games, were outshot, 25-13.
O-State visits Farmingdale State at 3 p.m. Saturday for another non-conference match.
Oneonta State followed a 2-1 loss in eight innings to Curry College with a 5-1 defeat of Nichols College during the Gene Cusic Collegiate Classic at Cape Coral, Fla.
Junior Rachel Hitt (3-1) struck out 12 and allowed one earned run in a two-hitter against Nichols, which allowed two runs in the top of the first inning. Brianna Rivera had an RBI single in the first, which also featured a sacrifice fly by Nicole Marzillo.
Jamie Whittam and Jennifer Brocco followed with RBI singles in the fourth inning to put the Red Dragons (5-3) ahead, 4-0.
Katie O’Gorman’s RBI triple in the seventh capped the scoring for Oneonta, which received three hits from Rivera and two apiece from Brooco, Brianna Calby and Meaghan Foster.
Brocco also singled in the third inning of the opener to drive in Oneonta’s run against Curry.
Freshman Sabrina DeAngelis struck out nine in the pitching loss.
The Red Dragons will play two games Saturday as they’ll face UMass-Dartmouth at 9 a.m. and Pittsburgh-Bradford at 11 a.m.
BASEBALLO-State goes 1-1
Oneonta State scored two runs in the top of the eighth inning for a 2-0 victory over Clarkson in the opening game of a doubleheader during the Russmat Central Florida Invitational at Auburndale, Fla.
Winning pitcher Steve Ascher went the distance, striking out 15 and walking three in an eight-inning two-hitter.
Joe Halligan opened the scoring with an RBI triple in the eighth, then scored on a single by Casy Kies. Dylan Stamile, Billy Riedel and Kies each had two hits apiece in the opener.
Clarkson started the second game with six runs off Alex Mastrianni in the top of the first. Mastrianni gave up 10 runs — six earned — on 10 hits and two walks in 5 2/3 innings. He struck out three.
Matt Mastroianni’s 3-for-3 effort paced the Red Dragons (2-5), who received two hits apiece from Kies (run, two RBIs), Oneonta High graduate David Wright (run, RBI), and Halligan (run, RBI).
Nate Eastman (OHS) singled for O-State, which continues invitational play with a doubleheader against Canton at 3 p.m. Saturday.