2010-04-05_REPORT - C1982057 (3)

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shrubs and trees. Also observed in the area were the noxious weeds houndstongue (Cynoglossum officinale) and bull thistle (Cirsium vulgare). • Total average vegetation cover for first hits was 86.9 percent. For herbaceous vegetation, total average cover for first hits was 35.4 percent. Cover by standing dead, litter, bare soil and rock averaged 0.7, 8.9, 3.4 and 0.1 percent respectively. Average species density was 34.0 species per 100sq. m. MOUNTAIN BRUSH EXTENDED REFERENCE AREA (Photographs 25-28) Cover (Table 4) Native shrubs were the predominant lifeform observed in the Mountain Brush Reference Area, comprising 73.5 percent of total first-hit vegetation cover. Of this, Gambel's oak (Quercus gambelii) comprised 42.1 percent, mountain snowberry comprised 18.0 percent, chokecherry (Padus virginiana ssp. melanocarpa) comprised 5.8 percent and Saskatoon serviceberry (Amelanchier alnifolia) comprised 5.7 percent. Also observed in the area was the noxious weed • houndstongue (Cynoglossum officinale). Total average vegetation cover for first hits was 71.2 percent. For herbaceous vegetation, total average cover for first hits was 18.9 percent. Cover by standing dead, litter, bare soil and rock averaged 1.4, 16.7, 10.5 and 0.2 percent, respectively. Average species density was 32.3 species per 100sq, m. SAGEBRUSH EXTENDED REFERENCE AREA (Photographs 21-24) Cover (Table 5) Native shrubs were the predominant lifeform observed in the Sagebrush Reference Area, comprising 63.0 percent of total first-hit vegetation cover. Of this, big sagebrush (Seriphidium tridentatum) comprised 35.9 percent and mountain snowberry (Symphoricarpos rotundifolius) comprised 20.4 percent. Native perennial cool season grasses and native perennial forbs made moderate contributions to cover, comprising 17.4 and 16.7 percent, respectively. r1 U 10