The Thousand Islands Open (TIO) is the premier 3-day bass fishing event in Canada!! This annual event is headquartered at Portsmouth Olympic Harbour in Kingston, ON July 27-29, 2023. The 100 team field will battle it out on the St. Lawrence River and Lake Ontario. The 3-day tournament attracts the largest field of international anglers, competing for a total guaranteed cash payout of $100,000 and a grand prize giveaway of a Bass Cat bass boat powered by Mercury Marine valued at over $75,000.
Thousand Island Open