German Yañez is originally from Mexico City and is one of pioneers of Cave Diving in the Yucatan Peninsula.

During his 20 years exploring underwater caves and dry caves, he been founding 6 different cave new species on Cozumel, including the Crustacean Barbouria yanezi, named in his honor.

During his years as explorer, also he has been part and fundamental in the discovery of Archaeological remains from the Mayan Culture in the Island of Cozumel, during cave exploration dives.

All his work has been publish in Scientific Magazines such as Marine Ecology, Karst Journal and Science.

Also is the author of the chapter Anchialine Caves of Cozumel, book publish by the University of Quintana Roo, Call Bio diversidad acuatica de la Isla de Cozumel. As the Scientific Diving Program teacher in this University, he has been also publishing underwater and dry cave maps in the different articles and scientific papers.

Also is the author of two technical manuals for the Mexican Federation of Diving Activities, those are: Subterranean Diving Manual and Introduction to Dry Caving Techniques.

He is one of the main explorers of classic cave systems such as: Taj Mahal, Ponderosa (Eden), Aktun Ko, Aktun Chen (Dry Cave), La Quebrada (Chankanaab Park), Aerolito de Paraiso, Cocodrilo just to name some of them, laying more than 80 thousand feet of exploration line during more than 2,000,00 survey dives

At this moment German Yañez is the Director of the National Commission of Subterranean Diving, this is a committee of the Mexican Federation of Diving Activities, members of the World Underwater Federation (CMAS) and is a Scientific Diving Instructor and Cave Diving Instructor Level III, IT-01 for this organization.

During his 20 years teaching Cave Diving in Mexico, he been organizing 10 different instructor institutes for the NSS-CDS, NACD, TDI, CMAS, many of the actual cave explorers and instructors have been part of this evaluations.

The teaching career in Cave and Technical Diving is long and has a tradition in Mexico, certifying more than 300 Cave Divers and Mix Gas Divers.

German is an Instructor Trainer for Cave and Mix Gas Diving through Technical Diving International (TDI) IT-712, also the National Association for Cave Diving (NACD) Cave Instructor Sponsor (I-95), and is the Safety Officer for the NACD and the NSS-CDS for the last 15 years.

At this moment German Yañez is a Test Pilot for the NAUTILUS CCR Rebreather, utilizing the unit for long deep dives with mix gases, and is a Closed Circuit Rebreather Instructor for this specific Unit through FMAS/CMAS at all levels.

His main interest is exploration, dry and underwater caving and scientific projects.

If you are interesting in training with German Yañez, you are in good hands, no doubt, no record in accidents or incidents in his career, your instruction with him is a guarantee.