Upper Course Vs. Lower Course

Part of river	Features	Velocity	Width	Depth	Load (in general)
Upper	Waterfalls Gorges Interlocking spurs V-shaped valleys	Slow	Narrow	Shallow	Large bedload
Middle	Meanders Oxbow lakes	Faster	Wider	Deeper	Smaller material
Lower	Meanders Oxbow lakes Floodplains Levées Deltas Estuaries	Fast	Wide	Deep	Suspended laod