Dacyshyn trained at the University of Alberta,[1] the Kinsmen Sports Centre,[2] and later at the University of Toronto.[3] As a youngster, Dacyshyn won the Girls 15–17 platform, 1 metre and 3 metre diving events at the 1984 British Columbia Diving Championships.[4] In 1985, she won a silver medal in the tower event at the Pan American Invitational Diving Championships.[1] In 1986, at the age of 16, she won the tower event at the Canadian Amateur Diving Association national championships.[2] In the same year, she won her age group platform event at the Western Hemisphere Age-Group Diving Championships.[5] In 1989, she came second in the 10 metre tower event at the national championships.[6]
In total, Dacyshyn won six Canadian national championships.[10]
Post-career
After retiring from diving, Dacyshyn studied how retirement affects female sportspeople.[11] In 1996, she was a founder of the Central Toronto Diving Club.[10] In 2010, she was inaugurated into the University of Toronto Sports Hall of Fame.[10]