Question: what are the river stages?
Answer: YOUTHFUL STAGE (UPPER COURSE) – V- Shaped Valley > Erosion. ...  MATURE STAGE (MIDDLE COURSE) – Meanders > Erosion and Deposition. OLD AGE STAGE (LOWER COURSE) – Floodplains > Deposition. ...  Advantages. Scenic Attraction. ...  Dangers. Flooding – Damage to property, land, animals and homes. ...  Advantages. ...  Disadvantages.