International whistle communication system in canyoning

In order to increase safety in canyoning, the FIC (Federation for International Canyoning) advise to use this system. It is important to coordinate among all group members, before the start of the descent, the communication system used.

 

 

 

 

 

 

 

For good outdoor sports whistles see: Safety in outdoor sports / Whistles

See also: International Phonetic Alphabet.

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