Delta Fish and Amphibian Study 2000-2003_ DATA ...
Delta Fish and Amphibian Study 2000-2003_ DATA ...
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 />
4<br />
Hornby Drive, south ditch, ~ 300 meters east of 104th Street<br />
Friday, November 24, <strong>2000</strong> 1225 2.0 0.4 thick shrub, hardhack on south<br />
bank, grasses on north side<br />
Tuesday, January 02, 2001 1115 2.0 0.4 thick shrub, hardhack on south<br />
bank, grasses on north side<br />
Tuesday, April 24, 2001 1125 2.0 0.4 thick shrub, hardhack on south<br />
bank, grasses on north side<br />
Monday, July 30, 2001 1130 1.5 0.3 thick shrub, hardhack on south<br />
bank, grasses on north side<br />
Y 90% some potomogeton<br />
Y 90% some potomogeton<br />
Y 100% some potomogeton <strong>and</strong><br />
microcystis<br />
Y 100% some potomogeton<br />
5<br />
Big Slough, immediately downstream (south) of Hornby Drive twin culverts<br />
Friday, November 24, <strong>2000</strong> 1245 8.0 2.0 shrubs, blackberry <strong>and</strong> hardhack<br />
on both banks<br />
Thursday, April 19, 2001 1150 10.0 2.0 shrubs, blackberry <strong>and</strong> hardhack<br />
on both banks<br />
Monday, July 30, 2001 1145 11.0 2.0 shrubs, blackberry <strong>and</strong> hardhack<br />
on both banks<br />
Y 5% some emergent grasses,<br />
duckweed <strong>and</strong><br />
potomogeton<br />
Y 5% some emergent grasses<br />
<strong>and</strong> potomogeton<br />
Y 5% some emergent grasses,<br />
duckweed <strong>and</strong><br />
potomogeton<br />
6<br />
112th Street, west ditch, immediately north of Hornby Drive culvert<br />
Friday, November 24, <strong>2000</strong> 1255 2.5 0.7 blackberry <strong>and</strong> thick grasses on<br />
west bank, hardhack on east<br />
bank<br />
Thursday, April 19, 2001 1030 2.0 0.7 blackberry <strong>and</strong> thick grasses on<br />
west bank, hardhack on east<br />
bank<br />
Monday, July 30, 2001 935 2.0 0.8 blackberry <strong>and</strong> thick grasses on<br />
west bank, hardhack on east<br />
bank<br />
Y 0% elodea<br />
Y 5% elodea<br />
Y 5% thick elodea <strong>and</strong><br />
filamentous algae<br />
7<br />
112th Street, west ditch, 5 meters south of Ladner Trunk Road (Highway 10)<br />
Tuesday, November 28, <strong>2000</strong> 1200 2.5 0.5 thick grasses, blackberry <strong>and</strong><br />
hardhack on west bank, grasses<br />
on east side<br />
Tuesday, April 17, 2001 1035 2.0 0.5 thick grasses, blackberry <strong>and</strong><br />
hardhack on west bank, grasses<br />
on east side<br />
Monday, July 30, 2001 830 2.0 0.5 thick grasses, blackberry <strong>and</strong><br />
hardhack on west bank, grasses<br />
on east side<br />
Y 10% emergent grasses<br />
Y 10% emergent grasses<br />
Y 10% emergent grasses,<br />
filamentous algae <strong>and</strong><br />
microcystis<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 2 of 27