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TABLE OF CONTENTS seream C00000JA Introduction .................................................................................................................... 3 SECTION 1 - STREAM CORRIDORS What is a Watershed? .......................................................................................................... 4 Watersheds, Geology, and Climate ....................................................................................... 5 Stream Flow ...................................................................................................................... 6 Components of a Stream Corridor ............................................................................................ 7 Floodplains ................................................................................................................. 8 Stream Channels ..................................................................................................... 9 Riparian Vegetation ......................................................................................................... 11 Groundwater .................................................................................................................. 12 Surface Water Quality ..................................................................................................... 13 Functions of Healthy Stream Corridors .................................................................................. 14 Keeping the Balance .......................................................................................................... 15 What Shapes A Stream Corridor? .......................................................................................... 16 Healthy Stream Corridors .................................................................................................. 18 Unhealthy Stream Corridors .......................................................................................................... 20 SECTION 2 - HUMAN ACTIVITIES THAT ALTER STREAM CORRIDORS uman Activities in Stream Corridors ................................................................................... 22 Agriculture and Grazing ....................................................................................................23 Channel Modifications .......................................................................................................24 Mining ................................................................................................................................. 25 Recreation ......................................................................................................................26 Roads ..................................... ................................................................................... 27 Urbanization ..................................................................................................................... 28 Water Development and Use ...............................................................................................29 gr-rTmi 7. - STPPAKA (°nppinnp I?1=CTfll?OT1r)1\1 r)P Pr-WAP11 ITATIf1P Restoring and Maintaining Functionality ......................................................................... Watershed Planning ..................................................................................................... Eight Steps to Restore or Rehabilitate a Stream Corridor ....................................................... Stream Corridor Restoration or Rehabilitation ................................................................... Final Word ............................................................................................................... Glossary ....................................... ........................................................................... Credits ..................................... ........................................................................... Colorado Riparian Association Membership Application ..................................................................... ....... 30 ....... 31 ....... 32 ........33 ....... 36 ........37 ........38 ....... 39 Cover photo, San Miguel River by Dick Roth