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Verge Vegetation What to look for: Temporary or permanent disturbances –Hiking trails –Bare spots –Anywhere that should have vegetation and does not Holes.

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Presentation on theme: "Verge Vegetation What to look for: Temporary or permanent disturbances –Hiking trails –Bare spots –Anywhere that should have vegetation and does not Holes."— Presentation transcript:

1 Verge Vegetation What to look for: Temporary or permanent disturbances –Hiking trails –Bare spots –Anywhere that should have vegetation and does not Holes in the canopy

2 Verge Vegetation

3 Bank Vegetation What to look for: Is there vegetation on the bank? Should there be? Is the vegetation being disturbed? –Foot traffic? –High water? –Other disturbances?

4 Bank Vegetation

5 % Bare Soil On Bank What to look for: In 10m, what percent of your bank is just exposed soil? –Rocks? –Vegetation?

6 % Bare Soil on Bank

7 Bank Erosion What to look for: Undercutting – where the rapid flow of water carries soil from the bottom of the bank, causing the top to overhang the water and become unstable. Undercutting = Bank Failure = Greater Sedimentation

8 Bank Erosion

9 Bank Slumping and Movement What to look for: Parts of verge that have collapsed onto bank –Trees leaning towards water with exposed root systems –Verge melting like ice cream onto bank

10 Bank Slumping and Movement

11 Bends and Riffles What to look for: Count riffles and bends in your 10m If no more than one or two, expand count to 50m Snags

12 Bends and Riffles

13 Aquatic Vegetation What to look for: Some aquatic vegetation that is not hindering flow of stream No vegetation = bad Too much = bad

14 Aquatic Vegetation

15 Sediment Deposition What to look for: Look at stream bottom, do you see: –Color and shape of rocks? –Shape of rocks? –Everything covered in sand, many bars? –Mudflats?

16 Sediment Deposition


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