AE Vertigo Mexico - Espeleologia Caving - http://caving.mx.tripod.com/ Promotes exploration, study and conservation. Offers training and trips. Bilingual Spanish/English.
Quintana Roo Speleological Survey - http://www.caves.org/project/qrss/ Supports the safe exploration, survey and cartography of the underwater caves and cenotes. Includes maps, conservation notes, geologic history and contact information.
Grupo de Exploracion Ox Bel Ha - http://www.mexicocavediving.com A club dedicated to the exploration, survey and research of the cenotes and underground rivers of the Yucatan Peninsula.
Mexico Profundo - http://www.mexicoprofundo.org/ Founded in 1982 and devoted to exploration, surveying and mapping of water-filled caves. Includes descriptions of projects, expedition journals and contact information.
Association for Mexican Cave Studies - http://www.amcs-pubs.org/ Participates in the study, exploration and conservation of caves in Mexico. Official project of the National Speleological Society since 2001. Includes contact information.
Proyecto Cerro Rabón - http://www.cerro-rabon.org Speleological exploration in the Cerro Rabón area of the Sierra Mazateca, Oaxaca, Mexico. Galleries, journals, pictures and newsletters.
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