The Casco Bay Striper Tournament will be held Aug. 21-22, with an opening reception and raffle at 5 p.m. Aug. 20 at the Royal River Grillhouse in Yarmouth. The catch-and-release tournament raises funds for the Department of Marine Resources, the Coast Conservation Association of Maine and the Yarmouth Rotary Club. The registration fee is $50, which includes admission to the reception. Entry for the 12-and-under tournament is $10. The tournament has striped bass, bluefish and striped bass fly-fishing divisions and offers cash prizes of up to $1,000. Visit www.royalriverstriper.com.