Helicopter Aerospatiale HH-65 Dolphin Serial 6223 Register 6549 used by US Coast Guard USCG. Aircraft history and location Aircraft History 6549 US Coast Guard 1997-06-08USCG HH-65A CGAS Humboldt Bay w/o 08jun97 of the coast of North California Coast Guard Air Station Humboldt Bay Send Updates Use APP to upload photo @ (optional) When Now? / / Send