Bay seniors trolling for a sporting activity that requires only slightly more exertion than checkers, might want to look into the Pier Fishing class for seniors 55+ sponsored by East Bay Parks. It takes place this Saturday January 25 at the Tidewater Boating Center at the MLK Jr. Shoreline Park. Possible catches include rays and leopard sharks. All gear provided. Register at activity #4618. $15 fee ($17 for non-Alameda County residents).