COLUMBUS — The Columbus swimming team began its season Thursday with a sweep of Fremont at the Columbus Aquatic Center.

The girls easily beat the Tigers 115-44 while the boys edged Fremont 88-77.

The Discoverers posted four secondary state-qualifying times with Chase Andresen having a hand in three of them.

Andresen won the 50-yard freestyle in 22.9 seconds, well ahead of the 24.66 mark needed for a secondary qualifying time. The senior just missed an automatic qualifying time of 22.84 seconds. Andresen also won the 100 butterfly in 56.85 seconds and teamed up with Konner Kudron, Trey Dallman and Said Mendez to win the 200 freestyle relay in 1:37.49.

Julia Salerno had the other secondary qualifying time for Columbus, winning the 50 freestyle in 27.69 seconds.

Fremont’s Emma Walz had the only automatic qualifying time of the event, finishing the 100 freestyle in 55.26 seconds.

The Discoverers won nine total events in the dual.

Mia Janssen, Emily Miksch, Natalia Salazar and Macy Blaser teamed up to win the 200 medley relay in 2:05.71. Miksch and Janssen were also part of another winning relay team in the 200 freestyle. They posted a time of 1:53.76 along with Maddisen Schulz and Callan Fuchser.

Schulz had a victory in the 500 freestyle, finishing in 6:35.51. Stefani Padilla won the 100 butterfly in 1:24.64, and Dallman claimed the 200 individual medley title in 2:34.45.

The Discoverers compete Saturday in the Hastings Invite.