With a split squad racing at the Eastern Championships in Pennsylvania, the remaining Bruins finished second to Hopkins at the FAA Championship and eighth overall at the WNEPSSA, held at Hopkins on Saturday.
Several personal bests were reached by a number of Bruins.
In the 50 free, Caleb Osemobor took 12th place with a PR of 24.78, as Charles Ariyibi finished at 25.25.
Jake Charney (57.23) and Tate Robinson (57.30) swam the 100 fly, earning personal bests and finishing third and fourth, respectively.
In the 100 free, Charney finished fifth (53.02), while Robinson took eighth (54.29).
Ariyibi finished the 500 with a personal best time of 6:13.96.
Ned Camel claimed a personal best in the 100 breast stroke (1:13.05).
A more complete Brunswick swimming contingent will be taking part in the New England Championships in a week at Hotchkiss.