Costa Rica is competed at the 2013 World Aquatics Championships in Barcelona, Spain between July 20 and August 4, 2013.
The following swimmers from Costa Rica qualified for the open water marathon.[1]
Costa Rican swimmers earned qualifying standards in the following events (up to a maximum of 2 swimmers in each event at the A-standard entry time, and 1 at the B-standard):[2][3]
Costa Rica has qualified twelve synchronized swimmers.[4]