When submitting eBird observations on Mount Desert Island, it is most helpful to start a new checklist for each hotspot on the island. Use the general hotspot when you have a checklist that includes multiple locations or if no other hotspot or personal location is appropriate for your sightings.

Mount Desert Island in Hancock County is the largest island off the coast of Maine. With an area of 108 square miles, it is the second-largest island on the Eastern Seaboard, behind Long Island and ahead of Martha's Vineyard. The island has a year-round population of over 10,000. Acadia National Park is located on the island and is visited by millions of tourists each year. The island is home to numerous well-known summer colonies such as Northeast Harbor and Bar Harbor.