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Delta Fish and Amphibian Study 2000-2003_ DATA ...

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Site Date Time<br />

Channel Channel Riparian Vegetation Location Crown In-Stream<br />

Width Depth of Riparian Closure Vegetation<br />

(m) (m) Vegetation (%)<br />

20<br />

North end of Bayer Ditch, at culvert on the south side of 59th Avenue<br />

Monday, December 04, <strong>2000</strong> 1110 1.5 0.3 thick shrub <strong>and</strong> blackberry on<br />

both banks, trees on the east<br />

side<br />

Tuesday, April 17, 2001 1220 1.5 0.3 thick shrub <strong>and</strong> blackberry on<br />

both banks, trees on the east<br />

side<br />

Wednesday, August 01, 2001 920 2.0 0.4 thick shrub <strong>and</strong> blackberry on<br />

both banks, trees on the east<br />

side<br />

Y 10% some emergent<br />

vegetation<br />

Y 10% some emergent<br />

vegetation<br />

Y 60% some emergent<br />

vegetation, duckweed<br />

<strong>and</strong> water-starwort<br />

21<br />

104th Street west ditch, ~ 5 meters north of 64th Avenue<br />

Monday, December 04, <strong>2000</strong> 1040 2.0 0.6 thick grasses <strong>and</strong> hardhack on<br />

both banks<br />

Tuesday, April 17, 2001 1235 2.0 0.5 thick grasses <strong>and</strong> hardhack on<br />

both banks<br />

Wednesday, August 01, 2001 835 1.5 0.3 thick grasses <strong>and</strong> hardhack on<br />

both banks<br />

Y 20% none<br />

Y 40% none<br />

Y 100% none<br />

22<br />

104th Street east ditch, ~ 10 meters south of 64th Avenue<br />

Monday, December 04, <strong>2000</strong> 1030 1.5 0.5 grasses on west bank, thick<br />

shrub, hardhack <strong>and</strong> trees on the<br />

east side<br />

Tuesday, April 17, 2001 1245 2.0 0.5 grasses on west bank, thick<br />

shrub, hardhack <strong>and</strong> trees on the<br />

east side<br />

Wednesday, August 01, 2001 840 2.0 0.5 grasses on west bank, thick<br />

shrub, hardhack <strong>and</strong> trees on the<br />

east side<br />

Y 20% some emergent<br />

vegetation<br />

Y 40% some emergent<br />

vegetation<br />

Y 90% some emergent<br />

vegetation<br />

23<br />

Lorne Ditch, 2 meters east of 104th Street culvert<br />

Monday, December 04, <strong>2000</strong> 1050 2.5 1.0 thick blackberry <strong>and</strong> hardhack on<br />

both banks<br />

Tuesday, April 17, 2001 1205 3.0 1.0 thick blackberry <strong>and</strong> hardhack on<br />

both banks<br />

Wednesday, August 01, 2001 935 4.0 1.0 thick blackberry <strong>and</strong> hardhack on<br />

both banks<br />

Y 20% some emergent grasses<br />

Y 20% some emergent grasses<br />

Y 20% some emergent grasses<br />

<strong>and</strong> duckweed<br />

Riparian Vegetation = plant species comprising riparian vegetation<br />

Crown Cover = % of wetted channel covered by vegetation<br />

In-Stream Vegetation = emergent <strong>and</strong> submergent plant species<br />

Location of Riparian Vegetation:<br />

Y= major growth located on critical west or south banks<br />

N= no vegetation or major growth located on east or north banks<br />

Wednesday, June 25, <strong>2003</strong> Page 6 of 27

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