Wilderness Landscape & Natural Heritage
The Mattawamkeag River Corridor is located in northeastern Maine, flowing through Penobscot and Aroostook counties as a tributary to the Penobscot River. This protected corridor emphasizes preserving the river’s free-flowing character and the surrounding riparian habitats. The river supports a cold-water fishery, including populations of brook trout, landlocked salmon, and various warmwater species, making it a prized destination for anglers. Along its course, the river meanders through mixed northern hardwood and conifer forests, wetlands, and rolling hills, providing rich habitat for wildlife such as moose, black bear, and diverse bird species including osprey and bald eagles.
The corridor includes public lands and conservation areas that maintain river quality and scenic values. Canoe and kayak enthusiasts are drawn to the river’s gentle currents and stretches suitable for multi-day trips. The area also offers hiking and primitive camping opportunities near river access points, particularly in state and local conservation lands nearby. Seasonal changes bring spectacular foliage displays in autumn and vibrant spring aquatic life. Historic sites related to early logging and Native American travel routes are present in the region, reflecting its cultural heritage. Visitors appreciate the tranquility and outdoor adventure options in a relatively undeveloped natural setting.



