Ontario Bass Fishing Season: Dates & Regulations - Ministry of Natural Resources

The closing date for bass fishing in Ontario varies depending on the specific body of water and the type of bass being targeted. However, in general, the season for largemouth and smallmouth bass fishing in Ontario typically runs from the third Saturday in May through to the end of November, with some exceptions. For the most up-to-date information, it is best to consult the Ontario Ministry of Natural Resources and Forestry website or contact your local fishing regulatory office.