A 17-year-old boy died yesterday after he fell 80 to 90 feet down Mamaewa Gulch in South Kohala, Big Island police said.

The victim was identified by police as Shea Walling of Honokaa. Police said Walling slipped while attempting to climb out of the gulch about 10 a.m.

Fire rescue personnel found Walling at the bottom of a dried up 120-foot waterfall. He was taken to Kona Hospital where he was pronounced dead at 3:38 p.m., police said.

Police said a 16-year-old male companion also fell and suffered cracked ribs and scrapes. He was listed in serious condition. A 19-year-old man who also was hiking with the group was not injured, the fire department said.