It shall be unlawful in the city to fire, discharge, shoot or operate, or to assist or participate in the firing, discharging, shooting or operating of any gun, revolver, pistol, firearm, spring gun, air gun, sling, slingshot, or device designed or intended to discharge or capable of discharging any dangerous missile or any cartridge shell, ammunition or device containing any explosive substance devised or intended to be used or fired from any gun, revolver, pistol or firearm, except when it may be necessary to do so to protect life or property, or to destroy or kill any predatory or dangerous animal, or in the hunting of game with a shotgun within the boundaries of a hunting or game club or game farm and the pellets discharged from such shotgun do not exceed the size of no. 2 shot; or in the enforcement of any law by any peace officer, and except when used at any pistol or rifle range in accordance with rules and regulations approved by the police department and the city council in connection with the operation of such pistol or rifle range. (Ord. 1490, 4-14-1992)