All the information I have provided comes form my personal study guides that I have made througout my lifeguarding courses as well as my personal experience working as a lifeguard.
Pexels. "Free Image on Pixabay - Lifeguard, Safety, Bouy" Free Photo: Lifehuard, Safety, Bouy - Free Image on Pixabay - 163480. Pixabay, 16 Jul. 2016. Web. 07 Dec. 2016.
Lifesaving Society. "The Canadian Lifesaving Manual". Royal Life Saving Society Canada (RLSSC). January 2012.
National Lifeguard Lifesaving Society. "Alert Lifeguard in Action". Royal Life Saving Society Canada (RLSSC) January 2015.