| Rivière aux Ours | |
| Pushpin Map: | Quebec |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Subdivision Type2: | Province |
| Subdivision Name2: | Quebec |
| Subdivision Type3: | Region |
| Subdivision Name3: | Capitale-Nationale |
| Subdivision Type4: | Regional County Municipality |
| Subdivision Name4: | Portneuf Regional County Municipality |
| Subdivision Type5: | Municipality |
| Subdivision Name5: | Saint-Raymond |
| Length: | 6.6km (04.1miles) |
| Source1: | Swamp area |
| Source1 Location: | Saint-Raymond |
| Source1 Coordinates: | 46.8643°N -71.8435°W |
| Source1 Elevation: | 154m (505feet) |
| Mouth: | Talayarde River |
| Mouth Location: | Saint-Raymond |
| Mouth Coordinates: | 46.8369°N -71.8775°W |
| Mouth Elevation: | 129m (423feet) |
| Tributaries Left: | (Upward from the mouth) Unidentified stream, discharge from Plamondon lake, discharge from an unidentified lake, discharge from an unidentified lake. |
| Tributaries Right: | (Upward from the mouth) Discharge of two small unidentified lakes. |
The rivière aux Ours is a tributary of the Sainte-Anne river flowing in the municipality of Saint-Raymond, in the Portneuf Regional County Municipality, in the administrative region of Capitale-Nationale, in Quebec, in Canada.
The small valley of the Rivière aux Ours is served by the Corcoran road and the Chute-Panet road which runs along the south and east bank of the Sainte-Anne river, for the needs of agriculture, forestry and residents of the sector.[1]
The main economic activities of the sector are agriculture and forestry.[1]
The surface of the Bear River (except the rapids areas) is generally frozen from the beginning of December to the end of March; however, safe circulation on the ice is generally from late December to early March. The water level of the river varies with the seasons and the precipitation; the spring flood occurs in March or April.
The Bear River has its source at the mouth in a marsh area (length: ; altitude) located on the south side of the Pionniers Industrial Park at Saint-Raymond. This source is located at:
From its source, the Bear River flows over especially in forest areas, sometimes agricultural, with a drop of, according to the following segments:
The Bear River flows at the end of a bend on the south bank of the Sainte-Anne River. This confluence is located at:
From this confluence, the current descends on generally south and southwest following the course of the Sainte-Anne river, to the northwest bank of the Saint Lawrence river.[1]
The toponym "Rivière aux Ours" was formalized on August 17, 1978, at the Place Names Bank of the Commission de toponymie du Québec.[2]