Erosion by Streamflow

Once surface flow is channelized hydraulic power gravity (steep gradient) turbulence When all factors are high - erosion is highest mountains and floods Sierra Nevada Story

Transportation & Deposition

• attrition -
  
  
• dissolved load -
  
  
• suspended load -
  
  
• saltation -
  
  
• traction -
  
  
  

• degrading streams -
  
  
  
  
  
• aggrading streams -
  
  
  
  
• graded streams -
  
  

River Questions

Stream Channels

• three (3) dimensional and complex nature
  
  
  
  
• (many more drainage patterns - read in book)
  
  
• straight channels -
  
  
• thalweg -
  
  
  
• meandering channels -
  
  
  
• braided streams -