Britain's Tonia Couch and Sarah Barrow secured silver in the 10m synchro on the opening day of competition at the World Series event in Canada.
The pair put in one of their most consistent performances of the season and scored a total of 325.92 to finish in second place.
Gold went to China's Si Yajie and Lian Jie who scored 327.90.
Britain's Chris Mears and Jack Laugher missed out on a medal in the men's 3m synchro event, finishing fourth.
They scored 409.65 but were beaten to bronze by German duo Patrick Hausding and Stephan Feck, who scored 409.83.
GB's Alicia Blagg and Rebecca Gallantree were fifth in the women's 3m synchro.