An experienced California surfer riding the bore tide wave on Turnagain Arm near Anchorage credits Haines pool lifeguard Kaitlyn Tolin with saving his life after he found himself exhausted in a boil of water, unable to swim toward shore and without his surfboard.

“There was no way I was swimming against that thing… I was swallowing water. I could feel myself kind of giving up,” Adam de Boer said in an interview this week.

De…