Travelers are voting Swan Island as the best wildlife reserve near Bristol. There are 3 wildlife reserves near Portland a city just 32 km from Bristol and 3 wildlife reserves near South Portland which is 34 km distant. The most popular of these are Swan Island near Portland and Fore River Sanctuary in South Portland. You can find 3 wildlife reserves in Maine and 158 wildlife reserves in the country of United States. Our members favorite in Maine is Swan Island and Badlands Wilderness is the top pick in United States. Want more? Check out our map of wildlife reserves near Bristol.