Hol Chan Marine Reserve's Reef Week 2018 Kick Off with Swim to The ReefHol Chan Marine Reserve is celebrating its 13th Annual Reef Week from Monday, May 7, 2018 to Sunday, May 13, 2018. A week filled with fun activities aimed to educate on preservation and conservation of our beautiful reef. Swimmers for the "Swim to the Reef" event swam from the Amigos del Mar Pier to the