English, Español sigue tras el texto en inglés Normally I would say that an Eanx certification should be mandatory for all divers at one point. And, in fact, most divers I know have eventually done the course. However, even though it´s somehow explained in the course, lots of divers doesn´t know when or how to … More Enriched air: how and when to use it (nitrox)/ Cómo y cuándo utilizar aire enriquecido (nitrox)

English, Español sigue tras el texto en inglés. If by any chance you have to dive against a current with bad visibility, then you are in a really bad situation. Any other decision instead of swimming against the current is more desirable (like ascend and end the dive). If the visibility is good, then you … More Diving against currents with bad visibility (or how to adjust bearings to currents) / Nadar contra corriente con mala visibilidad (o como ajustar la dirección a la corriente)

English, Español sigue tras el texto en inglés First of all, you should have a very good reason to dive against a mild or strong current. If not, it´s better to let you go, ascend and call the boat to pick you up. If you are an instructor, some tips about how to do an … More How to dive against currents (in good visibility) / Cómo bucear contra corrientes (con buena visibilidad)