The flag of Ascension Island (🇦🇨) features a blue field with the Union Jack in the canton and the coat of arms of Ascension Island on the fly side. The coat of arms depicts a green turtle on a yellow shield, representing the island's abundant sea turtle population. The blue symbolizes the surrounding ocean, while the Union Jack represents the island's status as a British overseas territory. Overall, the flag of Ascension Island reflects its unique natural environment and colonial heritage.