Elmira's Garrett Rank and Listowel's Corey Conners each struggled in their final rounds at the RBC Canadian Open.
Conners shot a 6 over 78 to finish the tournament in 80th place.
The sixth hole gave Conners the most trouble. He triple bogeyed the hole and shot a double bogey on the eighth.
Garrett Rank shot a 4 over 76 to end the tournament in a tie for 77th. He eagled the sixteenth hole but it was not enough to recover from a double bogeys on the seventh, ninth and twelfth holes.