"Table 10. Vegetation cover and substrate measured at Site 9 (Big Drop Beach, Left)." "Table 10. Vegetation cover and substrate measured at Site 9 (Big Drop Beach, Left)ŃContinued." "Table 10. Vegetation cover and substrate measured at Site 9 (Big Drop Beach, Left)ŃContinued." Center Circle Vegetation Percent Cover Downstream Circle Vegetation Percent Cover Riverward Circle Vegetation Percent Cover Rice grass (Oryzopsis hymenoides) 6.88 Rice grass (Oryzopsis hymenoides) 3.20 Long-leaf brickellbush (Brickellia longifolia) 16.5 Sand verbena (Abronia elliptica) 6.50 Prince's plume (Stanleya pinnata) 2.00 Wire lettuce (Stephanomeria pauciflora) 4.50 Wire lettuce (Stephanomeria pauciflora) 6.50 Wire lettuce (Stephanomeria pauciflora) 1.00 Rice grass (Oryzopsis hymenoides) 3.50 Long-leaf brickellbush (Brickellia longifolia) 2.00 Russian thistle (Salsola sp.) 0.55 Brome grasses (Bromus sp.) 1.50 Brome grasses (Bromus sp.) 0.50 Sand verbena (Abronia elliptica) 0.15 Dropseed (Sporobolus sp.) 1.00 Russian thistle (Salsola sp.) 0.38 Unidentified annual grass 0.10 Total 27.0 Total 22.8 Total 7.00 Substrate Percent Cover Substrate Percent Cover Substrate Percent Cover Sand 77.5 Sand 98.5 Sand 92.0 Rock 15.5 Rock 0 Rock 6.00 Leaf litter 7.00 Leaf litter 1.50 Leaf litter 2.00 Biologic soil crust 0 Biologic soil crust 0 Biologic soil crust 0 Upstream Circle Vegetation Percent Cover Inland Circle Vegetation Percent Cover "Total gap length on upstream/downstream transect (out of 2,000 cm):" "1,569 cm" Rabbitbrush (Chrysothamnus sp.) 9.00 Rabbitbrush (Chrysothamnus sp.) 17.5 "Total gap length on inland/riverward transect (out of 2,000 cm):" "1,072 cm" Netleaf hackberry (Celtis laevigata) 5.50 Ephedra (Ephedra sp.) 12.5 Saltbush (Atriplex sp.) 3.00 Prince's plume (Stanleya pinnata) 3.00 Summary Sand verbena (Abronia elliptica) 1.70 Saltbush (Atriplex sp.) 2.50 Brome grasses (Bromus sp.) 1.50 "Rabbitbrush (Chrysothamnus sp.), dead" 1.75 "Total vegetation cover, in percent" 23.1 Dropseed (Sporobolus sp.) 0.75 Total 37.3 "Total sand substrate, in percent" 67.1 Total 21.5 "Total rock substrate, in percent" 5.70 Substrate Percent Cover "Total leaf litter substrate, in percent" 10.7 Substrate Percent Cover Sand 3.00 "Total biologic crust substrate, in percent" 16.5 Sand 64.3 Rock 6.50 Rock 0.50 Leaf litter 40.0 "Total gap length, in percent" 66.0 Leaf litter 3.00 Biologic soil crust 50.5 Biologic soil crust 32.2