The attack occurred just before 7am local time, during the opening hour of California's popular spiny lobster season.
But then, "I realized he was yelling, 'I got bit, help, help!'" Hammel told OnScene TV and other news crews on the beach. "The shark hit him in the clavicle, ripped open everything in the back and the top teeth came down and got his cheek". "We told him he's going to be okay, he's going to be alright". Help!'" said Hammel. "We swim over to him, throw him on the kayak. we're telling him he's going to be ok. "He didn't want to give up yet".
"The shark was seen in the water by the bystanders, they weren't sure exactly what type of shark it was, it was in the 11-foot range", Giles said.
Tim Fairbanks, director of pediatric surgery shared that at the family's request they won't be detailing what treatments were required.
The photo of the victim was released by the family via Rady Children's Hospital to the media Saturday, September 29, 2018.
Nearby beaches between Ponto Beach and Swami's Beach will be closed for 48 hours after the attack, Giles said.
They have begun patrolling the area on boats and using drones to ensure public safety.
Encinitas Lifeguard captain Larry Giles said the 13-year-old boy suffered traumatic injuries, but he described it as a nonfatal attack.
A boy diving for lobsters has been attacked by a shark. The man was several yards offshore at Pebble Beach when he was bitten in his right thigh.
A 13-year-old boy is in a critical condition after being bitten by a shark at a United States beach.
Many great white sharks migrate to warmer waters in Mexico during the winter.
This article was originally posted at 9:45 p.m.