The loss dropped Dayton to 2-1 on the season. The Dragons outscored 13-4 in the first two games of the season.
The Dragons left five runners on base and were 0-for-8 with runners in scoring position. They were held to three hits.
Dayton starter Noah Davis took the loss but pitched well. The right-hander allowed one earned run on just one hit. He struck out and walked one in five innings.
The Loons scored the only run of the game in the third. Zac Ching walked and moved to second on a single by Ryan January. A fly out moved both runners up a base and a sacrifice fly by Miguel Vargas plated Ching.
SATURDAY’S GAME
Dayton at Great Lakes, 6:05 p.m., 980