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Paper 3 case study - Coggle Diagram

- - - - 5 locations at both sites- systematic sampling
      - tape measure distance between banks
      - meter ruler measures depth at left, middle and right of river
      - Ranging pole and clinometer to measure depth upstream
    - - 5 pebbles from 5locations at both sites
      - measure size
      - use 'power scale of roundness' to determine the roundness
    - - field sketch
        
        title
        
        direction
        
        details / annotations