Rio completed five races in the men's singles competition achieving a personal best time of 7:33 in the semi-finals and edging out the United Arab Emirates sculler to win the H- final match race
"This regatta is the first qualifying event for the 2020 Tokyo Olympic Games and the largest number of entries for a world rowing event, so it was very competitive" Andrew MacKenzie, Rio's coach said.
Forty-four countries entered the men's singles event and the final was raced on Sunday afternoon.
