Old Quarry Ocean Adventures offers tours, classes and rentals for sea kayaking. Visitors also can board the charter boat with their kayaks for trips to faraway islands.

Man fishes from a dock

Atlantic mackerel are slender, fast-moving migratory fish that swim in tight schools. They’re seen as far south as Cape Hatteras and as far north as Newfoundland.

In a 19th-century shingled building, removed from the bustle of Bar Harbor, Pamelia Markwood opens the front door and welcomes visitors into The Naturalist’s Notebook.