Join us for National Ocean Month Celebrate the ocean and its resources that inspire, nourish and benefit local economies The island of Nihoa in Hawaii's Papahānaumokuākea Marine National Monument as seen from aboard a Polynesian canoe. Photo: Office of Hawaiian Affairs. (Image credit: Brad Kaʻaleleo Wong/OHA.org) Download Image June 1, 2026 Ocean & Coasts National Ocean Month ocean facts World Ocean Day 0 Off