Table 2. Geomorphic measures of disturbance from the sediment pulse.
A) Brownsville Dam on the Calapooia River | |||||
Upstream (C-US) | |||||
Year | Channel | Substrate | |||
slope | Mean residual depth (m) | Std. Dev. of thalweg depth (m) | Dgm (mm) | RBS* | |
2007 | 0.0018 | 0.3 | 0.25 | 0.02 | 0.14 |
2008 | 0.0017 | 0.3 | 0.28 | 0.04 | 0.31 |
2009 | 0.0020 | 0.3 | 0.31 | 0.02 | 0.12 |
Downstream (C-DS) | |||||
slope | Mean residual depth (m) | Std. Dev. of thalweg depth (m) | Dgm (mm) | RBS* | |
2007 | 0.0028 | 0.3 | 0.32 | 0.01 | 0.13 |
2008 | 0.0033 | 0.2 | 0.27 | 0.04 | 0.28 |
2009 | 0.0025 | 0.3 | 0.25 | 0.02 | 0.22 |
B) Savage Rapids Dam on the Rogue River | |||||
Upstream (R-US) | |||||
Year | Channel | Substrate | |||
Mean residual depth (m) | Std. Dev. of thalweg depth (m) | Dgm (mm) | RBS* | ||
2008 | 0.9 | 0.9 | 0.04 | 1.75 | |
2009 | 0.8 | 0.7 | 0.05 | 2.05 | |
2010 | 0.9 | 0.7 | 0.05 | 1.65 | |
2011 | 0.9 | 0.7 | 0.02 | 1.38 | |
Downstream (R-DS1) | |||||
Mean residual depth (m) | Std. Dev. of thalweg depth (m) | Dgm (mm) | RBS* | ||
2008 | 1.3 | 1.5 | 0.16 | 2.98 | |
2009 | 1.4 | 1.4 | 0.05 | 0.79 | |
2010 | 0.9 | 1.5 | 0.01 | 0.23 | |
2011 | 0.4 | 0.5 | 0.01 | 0.18 | |
Downstream (R-DS2) | |||||
Mean residual depth (m) | Std. Dev. of thalweg depth (m) | Dgm (mm) | RBS* | ||
2008 | 1.3 | 2.5 | 0.24 | 6.16 | |
2009 | 2.4 | 2.6 | 0.25 | 4.57 | |
2010 | 2.9 | 2.8 | 0.01 | 0.27 | |
2011 | 2.5 | 2.3 | 0.01 | 0.21 |
The year is underlined for sampling pre-removal for both sites, and italicized for sampling during the year of removal for the Rogue River.