Mount Kelly won four medals in Wednesday’s evening session at Ponds Forge.
Leading the way for them was Lewis Smart, who won the 16-year-olds’ 400m IM in 4:44.25, which was a PB by eight seconds.
His team-mate Joe Russell won a silver medal and Ben Harrison and Finlay Middleton bronzes.
Russell’s podium finish came in the 15-year-old boys’ 200m freestyle with a time of 1:58.91 seconds.
Harrison, who like Smart and Russell had competed at the previous week’s British Summer Championships, took third in the 17-years’ 100m breaststroke in 1:06.09. In the same race Plymouth Leander’s Morgan Newman and Tom Beagley came fifth and eighth, respectively.
Middleton’s bronze was secured in the men’s MC 100m freestyle. He clocked 1:07.34.
Emily Morgan-Hughes won a bronze medal for Dinnaton in the 12/13-year-old girls’ 100m breaststroke.
Morgan-Hughes clocked 1:16.56, with Leander’s Alex Maticiuc finishing seventh in the same final in a time of 1:17.54.
There was a silver medal for Leander’s Marcus Gardiner in the men’s 100m breaststroke. He clocked 1:03.74 in the final, that also contained his club team-mates Adam Chillingworth and Harry James.
Fellow Leander swimmer, Sandor Apponyi just missed out on a medal in the 12/13 year-olds’ 100m breaststroke. He finished fourth in 1:11.55.
There was also a fourth-placed finish for Mount Kelly’s Molly Francis and Canadon’s Adam Roebuck.
Francis’ came in the 16-year-old girls’ 400m IM with a 5:10.85 swim.
Roebuck took fourth in the men’s MC 100m breaststroke in 1:22.47. Devonport Royal’s Andrew Keeler finished sixth in that final in PB time of 1:24.79.
There were also final appearances on the first day of competition for Mount Kelly’s Morgan Penney and Henry Dixon, plus Leander’s Grace Paynter and Lucy Armitage.