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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 />

112<br />

Berg Road east ditch, north of Tilbury Slough<br />

Tuesday, April 02, 2002 915 4.0 1.0 Large alder on west bank,<br />

shrubs (red-osier dogwood) <strong>and</strong><br />

Himalayan blackberry both banks<br />

Wednesday, August 07, 2002 1035 4.0 1.0 Alder & willow both sides,<br />

blackberry, red-osier dogwood &<br />

snowberry<br />

Tuesday, February 25, <strong>2003</strong> 1030 4.0 1.0 Large alder on west bank,<br />

shrubs (red-osier dogwood) <strong>and</strong><br />

Himalayan blackberry both banks<br />

Y 80% Typha <strong>and</strong> scirpus at<br />

water's edge<br />

Y 80% Typha at edge, elodea,<br />

ditch-weed,<br />

Potomogeton &<br />

Ceratophylum<br />

Y 80% Typha <strong>and</strong> scirpus at<br />

water's edge<br />

113<br />

Tilbury Slough, west <strong>and</strong> east side of Berg Road<br />

Tuesday, April 02, 2002 935 30.0 0.5 low shrubs <strong>and</strong> blackberry both<br />

sides of slough<br />

Wednesday, August 07, 2002 1055 30.0 0.6 Pine, poplar & willow on South<br />

bank with some blackberry, thick<br />

Typha & grasses on North<br />

Tuesday, February 25, <strong>2003</strong> 1035 30.0 0.5 Pine, poplar & willow on South<br />

bank with some blackberry, thick<br />

Typha & grasses on North<br />

N 0% thick Typha growth,<br />

some emergent grasses<br />

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

N 0% Thick typha <strong>and</strong><br />

emergent grasses; thick<br />

Elodea, ditch-weed,<br />

Ceratophyllum &<br />

duckweed<br />

N 0% thick Typha growth,<br />

some emergent grasses<br />

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

114<br />

Tilbury Slough, west side of Huston Road (80th Street)<br />

Tuesday, April 02, 2002 1010 60.0 1.0 large black cottonwood <strong>and</strong> red<br />

alder, low shrub, red-osier<br />

dogwood, blackberry<br />

Wednesday, August 07, 2002 1105 40.0 0.4 Cottonwood, thick young alder,<br />

ferns, red-osier dogwood &<br />

blackberry<br />

Tuesday, February 25, <strong>2003</strong> 1100 40.0 0.5 large black cottonwood <strong>and</strong> red<br />

alder, low shrub, red-osier<br />

dogwood, blackberry<br />

Y 100% Typha, scirpus, skunk<br />

cabbage<br />

Y 100% Rushes, scirpus,<br />

emergent grasses, some<br />

P. Loosestrife; Elodea,<br />

Ceratophyllum &<br />

duckweed<br />

Y 100% Typha, scirpus<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 3 of 13

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