If you go . . .
Reservations: Check out www.hermitisland.com for its complicated reservation system. Reservations are best made by mail and open for the summer on Jan. 1. From $37 a night.
Don’t forget: Insect repellent, all your food, and a canoe or kayak if you have one. Closest amenities are 30 minutes north in Bath, so bring everything you need for your stay.
