Visitors on foot are welcome on both the mainland and island property any time dawn to dusk, seven days a week, year-round.
The Leach's Storm-petrel is a small and secretive resident of Eastern Egg Rock.
Arctic Terns nest on Matinicus Rock, Seal Island National Wildlife Refuge, and Eastern Egg Rock.
The Atlantic Puffin is a small, pigeon-sized seabird which lives on the open ocean throughout the majority of the year.
Census nesting gulls/help seabirds in a hands-on program with Audubon