| Little Southeast Upsalquitch River | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Source1 Location: | Balmoral Parish, Restigouche County, New Brunswick |
| Source1 Coordinates: | 47.7108°N -66.4117°W |
| Source1 Elevation: | 440m (1,440feet) |
| Mouth Location: | Balmoral Parish, Restigouche County, New Brunswick |
| Mouth Coordinates: | 47.6406°N -66.5817°W |
| Mouth Elevation: | 143m (469feet) |
| Length: | 30.3km (18.8miles) |
| Tributaries Left: | (from confluence) Caribou Brook, Middle Brook, Red Brook, North Branch Akroyd Brook. |
The Little Southeast Upsalquitch River is a tributary of the East bank of the Southeast Upsalquitch River, flowing entirely in the Balmoral Parish, in Restigouche County, in the Northwest of New Brunswick, in Canada.
The Little Southeast Upsalquitch River rises at the foot (south side) of the Black Top Mountain in Restigouche County. This source is located in forested area:
From its source, the Little Southeast Upsalquitch River flows 30.3km (18.8miles) in a small valley surrounded by high mountains, in the following segments:
The Little Southeast Upsalquitch River empties into a river curve on the East bank of the Southeast Upsalquitch River. The confluence of the Little Southeast Upsalquitch River is located at:• 9.8km (06.1miles) Southeast of the confluence of the Upsalquitch Southeast River;• 40.9km (25.4miles) Southeast of the confluence of the Upsalquitch River.