Bairu's time of 28 minutes, 4.75 seconds was more than 20 seconds faster than the old UW record, which Mark Johnson set at 28:25.18 in 1976.
Only one athlete in Big Ten history has ever completed 10,000 meters faster than Bairu did Sunday: Illinois' Craig Virgin posted a 27:59.43 in '76.
Sunday, Stanford's Ian Dobson was the top collegian with a time of 27:59.72 (good for fifth place), while Takayuki Matsumiya won the race in 27:50.20.
In a separate section of the 10,000, UW senior Tim Keller finished 11th in 29:31.46, an NCAA provisional qualifying time.
Senior Matt Tegenkamp finished third overall and was the top collegian in the 5,000, with an NCAA Regional qualifying mark of 13:31.98. Sophomore Chris Solinsky also ran a Regional qualifying time, finishing sixth overall and second among college runners with a personal-best 13:38.92. Abdi Abdirahman won the race in 13:28.57.
Two Badger freshmen who are redshirting competed unattached Sunday. Matt Withrow finished fourth in 13:35.32 and Stuart Eagon finished 19th in 13:53.64. Both times were personal bests.
Junior Ben Gregory finished ninth overall and third among collegians in the 1,500 in 3:43.56, improving upon his personal best and NCAA Regional qualifying marks.
Women's rowing: Lennart All-Big Ten
Nikki Lennart, a senior on Wisconsin's varsity eight boat, was named first-team All-Big Ten following Saturday's Big Ten Rowing Championship.
Lennart, a second-team All-Big Ten choice last year, helped UW's varsity eight place fourth at the conference meet.
Shannon Gedman, another senior member of the women's varsity eight, was a second-team All-Big Ten selection. Gedman, a 2004 Academic All-Big Ten honoree, has rowed with the varsity eight for the past three seasons.
Senior Colleen Gosa was given the nod as the UW women's rowing team's representative for the Big Ten Sportsmanship Award.