Karolina Joyce, 9, won silver in her age group after she won three races and came second in five.
Other local swimmers to win silver in their age group were Rebecca Lyall, 13, Stella Weston, 11, Dion Wright, 11, and Ariel Muchirahondo, 8.
Bronze winners were Alex Cameron, 12, Miki Joyce, 10, and to cap the competition off the relay 12 and over team of Kirsty and Rebecca, Alex and Dion took second place in the 4x50m freestyle relay.
Bay of Plenty rising stars meet, Swim Rotorua results:
Kirsty Lyall, 14, gold overall age-group winner
Rebecca Lyall, 13, silver overall age-group winner
Stella Weston, 11, silver overall age-group winner
Dion Wright, 11, silver overall age-group winner
Dion Wright, 11, silver overall age group winner
Karolina Joyce, 9, silver overall age-group winner
Ariel Muchirahondo, 8, silver overall age-group winner
Alex Cameron, 12, bronze overall age-group winner
Miki Joyce, 10, bronze overall age-group winner
Nikita Pola, 11, 4th overall age-group placing
Benjamin Clarke, 10, 6th overall age-group placing.
Oscar Lawson, 11, one 2nd individual placing
Sam Reid, 11, 11th overall age-group placing
Caitlin Lang, 11, 15th age-group placing.