Instructor resumé

Quintana Roo, Mexico
chris@zerogravity.com.mx
www.zerogravity.com.mx
www.cindaq.org
www.mcep.org.mx
www.halcyonmexico.com

Professional

• Co-owner of Zero Gravity Dive Center 
• GUE Cave Instructor for Zero Gravity

Education

• Nautical Archeology Society award in maritime archeology

Diving Qualifications

• NACD Cave Instructor (1998-2001) 
• GUE Cave Instructor (2001 to date) 

Diving Experience

• 35 years of diving 
• 7,000+ cave dives  
• 4,000+ cave dives using Diver Propulsion Vehicles 
• 3,000+ sidemount dives 
• 1,500+ dives using RB80 & SM RB80 rebreather & CCR

Community Involvement

• - Founding Member - GEO -(Grupo de Exploracion Ox Bel Ha 1998-2001)  
• - Founding Member - MCEP - (Mexico Cave Exploration Project 2001 to date) 
• - Member and research diver for CINDAQ (Centro Investigador del Sistema Acuifero de Quintana Roo) A.C, a Mexico NGO 
• - Coordinator for the bi-annual Science & Survey project in OBH 
• - Exploration Diver for the Balkans Karst Odyssey Project 
• - Cave exploration, survey and mapping of the following systems: 
• Actun Koh (Mexico 1996), Minotauro (Mexico 1997), Taj Mahal  (Mexico 1997), Grand Cenote (Mexico 1998), Actun Chen (Mexico 1998),  Vaca Ha (Mexico 1998), Naranjal (Mexico 1999), Pac Chen & Mariposa  (Mexico 2000), Carillo (Mexico 2000), San Andres (Mexico 2001), Punta  Venado (Mexico 2002), Nonec (Mexico 2002), Yax Chen (Mexico 2002-2020),  Maya (Mexico 2004), Boca Paila Sian Ka’an Biosphere Reserve (Mexico  2004-2015), Caapechen Sian Ka’an Biosphere Reserve (Mexico 2004-2015),  Apocalypse (Mexico 2006), Source of Zdena (Bosnia & Herzegovina  2008), Vrelo Oko (Bosnia & Herzegovina 2008), Exodus (Mexico 2009),  Source of Mracaj (Bosnia & Herzegovina 2009), San Man Hai (China  2009), Tatich (Mexico 2010), Batastica (Bosnia & Herzegovina 2010),  Crvo Vrelo (Bosnia & Herzegovina 2010), Bunice (Bosnia &  Herzegovina 2010), Fenomeno-Nariz (Mexico 2015-2018), Camilo (Mexico  2015-2017), Kantenah (Mexico 2017),  Sagitario (Mexico 2017-2019), La  Cola & Buho (Mexico 2018-2019), Oro & Bronce (2020), Caves of  Mato Grosso (Brazil 2021), Cenote Tuun Ja Sian Ka'an Biosphere Reserve,  SKBR (Mexico 2021-2022), Punta Pajaro, SKBR (Mexico 2023), Crustacea  (Mexico 2023), Ox Bel Ha (Mexico 1998 to present day). 
• - Established connection between Sistema Del Mar and Esmeralda (Birnbach/Le Maillot - March 1999) to become Sistema Ox Bel Ha 
• - Established connection between Ox Bel Ha and the Caribbean Sea (Birnbach/Riordan/Le Maillot - August 1998) 
• - Established connection between San Man Hai China #4 & #5 (Devos/Le Maillot - Dec 2009) 
• - Underwater survey of Mariposa (Mexico 2003) for the Instituto Nacional de Antropologia y Historia (INAH) 
• - Underwater survey and documentation of La Mina (Mexico 2017-2019) for the Instituto Nacional de Antropologia y Historia (INAH) 
• - Safety diver on BBC Planet Earth 3 (episode 4, freshwater) 
• - Support diver on science project with Beddow & Smith  (1999, 2000), Werner(2001, 2003, 2004, 2010), Reinhardt(2007 to 2023)  
• - Production of Cave Maps 
• - Resurvey of Goa Kapondaponda & Goa Sanktum 2024 (Sulawesi, Ind) 
• - Presenter at the GUE Conference in 2006 (Budapest), 2007  (Florida), 2009 (Florida) & CDAA (Cave Diving Association of  Australia) conference 2010. 
• - Cave diving experience in Mexico, Belize, Honduras, France,  Bosnia & Herzegovina, Italy, Brazil, China, Australia, Indonesia,  and USA.

Special interests

• Trail running & cycling 

Publications

• - Steele, Riley E.,  Eduard G. Reinhardt, Frederic Devos, Samuel Meacham, Chris LeMaillot,  Jeremy J. Gabriel, Dominique Rissolo, Cesar Arturo Vera, Matthew C.  Peros, Sang-Tae Kim Matthew Marshall, Juliet Zhu (2023). Evidence of  recent sea- level and the formation of a classic Maya canal system  inferred from Boca Paila cave sediments, Sian Ka’an Biosphere, Mexico.  Quaternary Science Reviews, Volume 310. 
• - CINDAQ project report 2021,2022, 2023 (available at www.cindaq.org) 
• - Mac Donald, B.L, Chatters, J.C., Reinhardt, E.G., Devos, F.,  Meacham, S., Rissolo, D., Le Maillot C., … & Lo, E. Paleoindian  Ochre Mines in The Submerged Caves of The Yucatan Peninsula, Quintana  Roo (Mexico 2020), SCIENCE ADVANCES, 6  (27), eaba1219. 
• - Chelsi A. McNeil-Jewer, Eduard G. Reinhardt, Shawn Collins,  Shawn Kovacs, Winnie May Chan, Fred Devos, Chris Le Maillot. The Effect  of Seasonal Rainfall on Nutrient Input and Biological Productivity in Ox  Bel Ha (Mexico 2019). Palaeogeography, Palaeoclimatology,  Palaeoecology. 
• - Collins, S.V., Reinhardt, E.G., Werner C.L, Le Maillot, C.,  Devos, D. Rissolo. Late Halocene Mangrove Development and Onset of  Sedimentation in Ox Bel Ha Yucatan (Mexico 2015). 
• - Collins, S.V., Reinhardt, E.G., Werner C.L, Le Maillot, C.,  Devos, F., & Meacham, S. S. Regional Response of The Coastal   Aquifer to Hurricane Ingrid and Sedimentation Flux in Ox Bel Ha (Mexico  2015). Palaeogeography, Palaeoclimatology, Palaeoecology 
• - Meacham S., Devos F., Le Maillot C., Ox Bel Ha Water  Protection Project, Sian Ka’an (Mexico 2008-2009) Final Report presented  to The Nature Conservancy, The National Geographic Society and The  Waitt Foundation. 
• - Meacham S., Devos F., Le Maillot C., Ox Bel Ha Water  Protection Project, Sian Ka’an (Mexico 2005-2006) Final Report presented  to The Nature Conservancy. 
• - Fortin, Julien, Meacham, Samuel, Devos, Frederic, Le Maillot  Christophe, Dorshow, Wetherbee (2021). From Underwater Cave Survey in  Yucatan Mexico, to Geographical Information System (GIS): Concrete Case  Study of Replicable Workflow Linking Data Acquisition to Scientific Data  Exploitation. Geological Society of America Annual Meeting, Portland,  Oregon, USA, October 10-13, 2021. 
• - Meacham, Samuel, Fred Devos, and Christophe Le Maillot  (2021). ‘La Mina: El descubrimiento, documentación y cartografía de un  sitio prehistórico submarino en Quintana Roo, Mexico’ presented at the  XV Congreso Nacional Mexicano de Espeleología, Playa del Carmen, México. 
• - Global Underwater Explorers (GUE) Quest Magazine (2002-2021) 
• - National Association of Cave Diving (NACD) Journal (2000, 2002 & 2003)

Additional languages

• English, French, Spanish

Additional Info

Dual nationality Mexican-French