Screening of the short documentary Fellowship of the Sea, which follows the story of the Salt Spring Seals and their special relationships with the ocean on their 20th anniversary of ocean swimming. Discussion to follow with filmmaker Flossy Roxx, cartographer Catherine Griffiths, underwater photographer Ann Donahue, and diver and marine biologist Anne Parkinson. Presented by Salt Spring Arts in partnership with the Salt Spring Seals. Mahon Hall. 7 to 9 p.m.