Loftus Stanford took silver in the Boys Under 18 singles sculls, coming in just over two seconds behind the winner from Cambridge High.
Jamie Harris had a good weekend, as she took bronze in the Girls Under 18 single sculls behind two Westlake Girls rowers, which followed on from teaming with Laura Francis to claim bronze in the double sculls, behind the Onslow College winners and the Westlake Girls runnersup.
Whanganui High School rowers finished with a three medal haul from the championships.
The highlight was the silver in the Girls Under 16 coxed quad sculls, claimed by Zeah Brewer (stroke), Mikayla Manville, Niamh Murphy, Ella Dudley and cox Niamh Mullany in a race where the winning Tauranga Girls crew dominated the field.
Levi Carroll was third in the Boys Under 18 single sculls, coming in 2-4s behind Stanford and the Cambridge High winner respectively.
The WHS Girls Under 17 coxed quad sculls also waved the school flag with their bronze medal, claimed by Brewer (stroke), Niamh Monk, Jaimee Bridger, Manville and cox Mullany.
Cullinane, Nga Tawa and Whanganui Girls College also sent representatives.
The WGC group had a noteworthy performance by picking up a Top 5 placing in an A Final for the first time in many years.
Piper Neil (stroke), Leigha Stormont, Bella Duncan, Brittney Robertson and cox Siena McLean finished fifth in the Girls Under 18 novice coxed quad sculls.