Citadel-Shaped of Heraldry : Reminiscent of Spanish times.
Color Red, White and Blue: Supremacy of Republic.
Azure Blue: Philippines skies as sphere of liberty and freedom.
Green Background: Fertility of the soil in the province.
Rippling Waves: Three (3) Breat bodies of water lacing its shores, the Pacific Ocean, Davao Gulf and Celebes Sea.
Fish at center: Tuna fish,to show rich sea resources of Province.