The Salish Sea: Where it is - How it works - Who uses it - What it means How do you go about naming three interconnected bodies of water that encompass 7,000 square miles and span an international border. Marine biologist, Dr. Bert Webber, Prof. Emeritus Environmental Science, WWU, Huxley College; Founding Fellow WWU Salish Sea Institute., answers that question! The unique estuary ecosystem made up of Puget Sound, the Strait of Juan de Fuca, and the Strait of Georgia needed a distinct name that could unify efforts to protect and restore these bodies of water and reflect the region’s indigenous history.