Poole Harbour is a large natural harbor located on the southern coast of England. It is one of the largest natural harbors in the world and is known for its stunning scenery and diverse wildlife. The harbor is surrounded by several towns, including Poole and Sandbanks, and is a popular destination for boating, sailing, and water sports. The harbor is also home to various marine habitats, including mudflats, salt marshes, and seagrass beds. These ecosystems support a wide range of species, making it an important area for conservation. Additionally, Poole Harbour is a designated Site of Special Scientific Interest (SSSI) due to its ecological significance.