This news comes as officials prepare to reopen Beacon's Beach in Encinitas, where the attack happened on Saturday.
Shark attack at beach in Encinitas leaves 13-year-old hospitalized
The boy was diving for lobsters when he was bitten multiple times by an approximately 11-foot shark.
Three good Samaritans rushed to the injured boy's aid and transported him to the shore on a kayak.
He was airlifted to the hospital, and he's currently in serious condition.