Spring through fall (generally)
402-376-1306
Developed campground along the Niobrara River: restrooms, picnic tables, fire grates, showers, concession (summer only), park entrance fee and camping fee; canoeing, fishing, hiking, swimming/wading
Maine ocean islands provide the only nesting sites for Atlantic puffins in the United States. Eastern Egg Rock in the midcoast region, Seal Island and Matinicus Rock at the mouth of Penobscot Bay, and Machias Seal Island and Petit Manan Island off the downeast coast provide habitat for more than 4,000 puffins each summer.