Great Britain will have 14 finalists in Sunday's final day at the Rowing World Cup in Lucerne after six victories during Saturday's semi-finals.
Olympic champion Kat Copeland and Imogen Walsh won in the double scull, while Jamie Kirkwood and Will Fletcher triumphed in the men's event.
Graeme Thomas, Sam Townsend, Charles Cousins and Peter Lambert were first in the quadruple sculls.
Lightweight pair Sam Scrimgeour and Jono Clegg also won through.
Mark Aldred, Chris Bartley and brothers Richard and Peter Chambers succeeded in the lightweight fours, as did Adam Freeman Pask in the lightweight single.
Top-ranked pair Matt Langridge and James Foad, the double scull of John Collins and Jonny Walton and single sculler Vicky Thornley also progressed.