Maratón Acuático Ruta del Arrecife
Maratón Acuático Ruta del Arrecife is a 1.25 km, 2.5 km, and 5 km open water swimming competition in Puerto Morelos in Quintana Roo, Mexico on the Yucatán Peninsula, about 36 km south of Cancún, Mexico. The races are out-and-back loop courses in warm tropical waters held annually in February. The courses are in a beautiful tropical setting with mild currents, slight surface turbulence that attracts swimmers from all over Mexico.
The competition is in the Mesoamerican Barrier Reef System, a National Marine Park, and one of the World's Top 100 Open Water Swims.