Missouri River
| Use attributes for filter ! | |
| Length | 3,767 km |
|---|---|
| Source confluence | Missouri Headwaters State Park |
| 2nd source | Firehole River–Madison River |
| Source | Brower's Spring |
| Mouth | Mississippi River |
| Did you know | There are approximately 150 fish species in the Missouri River, and about 300 species of birds live in the Missouri River's region. |
| Date of Reg. | |
| Date of Upd. | |
| ID | 1003304 |
About Missouri River
The Missouri River is the longest river in North America. Rising in the Rocky Mountains of western Montana, the Missouri flows east and south for 2,341 miles before entering the Mississippi River north of St. Louis, Missouri.
