NEW : The mother has been arrested on murder , manslaughter charges . NEW : Jillian McCabe , Tuesday , held with bail set at $ 750,000 . McCabe , of nearby Seal Rock , called police around 6:30 p.m. Monday `` saying she threw her child over the side , '' Newport Police Chief Mark Miranda said . Yaquina Bay is more than 100 feet above the water . Woman told police she threw her son off the bridge , police say .
NEW : The mother has been arrested on murder , manslaughter charges . NEW : Jillian McCabe , Tuesday , held with bail set at $ 750,000 . Yaquina Bay is more than 100 feet above the water . Woman told police she threw her son off the bridge , police say .