WAIMANALO, Hawaii - A 55-year-old man died Monday after reportedly snorkeling at Bellows Beach Park in Waimanalo.

Clyde Thompson of Hau'ula was found unresponsive after being pulled out of the water.

There were no lifeguards in the area. CPR was initiated prior to Honolulu Emergency Medical Services' (EMS) arrival. 

EMS was unable to revive him, and paramedics pronounced the man dead on scene.

There were no signs of foul play. His cause of death is pending.