The Grand River Bass Derby is one of the largest and longest running bass derbies in Canada. The derby attracts hundreds of people from southwestern Ontario to fish the Canadian Heritage River and enjoy some fantastic Smallmouth Bass fishing. Trails and parks provide excellent access to fish the river from shore or by canoe or kayak. Prizes are awarded for the longest fish brought in alive as well as specially tagged fish. All entrant are also eligible for the Grand Draw Prize and hundreds of other draw prizes contributed by local business sponsors. The Derby is organized by Natural Sports and is hosted by the Optimist Club of Stanley Park. 100% of the proceeds from the derby go towards improving fishing opportunities and public access to the Grand River.