River Landforms: Interlocking Spurs
Geography: Edexcel IGCSE, topic 1.1.7
Interlocking Spurs
In the upper course, rivers do not have enough energy to erode sideways (lateral erosion). Instead, they follow the winding path through the valley. These interlocking hillsides are the interlocking spurs.

Test yourself on River Landforms: Interlocking Spurs
In what direction does erosion in the upper courses of rivers happen?
In what part of a river would you find interlocking spurs?