Table 2. Carbon stocks at each site. Every site consists of three sampling categories: degraded, treatment, and reference. In several sites, multiple reaches were measured within a category at each site.
Site Valuea Degraded Stocks (Mg/ha) Degraded Stocks (Mg/ha) Degraded Stocks (Mg/ha) Treatment Stocks (Mg/ha) Treatment Stocks (Mg/ha) Treatment Stocks (Mg/ha) Reference Stocks (Mg/ha) Reference Stocks (Mg/ha)
Reach 1 Reach 2 Reach 3 Reach 1 Reach 2 Reach 3 Reach 1 Reach 2
Fivemile Bell Mean C stocks 397 ± 115 293 ± 127 247 ± 47 283 ± 48 228 ± 63 593 ± 166
Oregon Coast Range No. samples 12 11 31 17 24 25
Combined mean 347 ± 81 347 ± 81 347 ± 81 249 ± 30 249 ± 30 249 ± 30 593 ± 166* 593 ± 166*
South Fork McKenzie River Willamette National Forest, Oregon
Mean C stocks
177 ± 71
364 ± 73
348 ± 130
No. samples 11 0 0 21 0 0 21 0
Combined mean 177 ± 71 177 ± 71 177 ± 71 364 ± 73 364 ± 73 364 ± 73 348 ± 130 348 ± 130
Staley Creek Willamette National Forest, Oregon
Mean C stocks
279 ± 132
338 ± 119
659 ± 273
396 ± 146
No. samples 11 15 21 15
Combined mean 313 ± 83 313 ± 83 313 ± 83 659 ± 273 659 ± 273 659 ± 273 396 ± 146 396 ± 146
Whychus Creek near Sisters, Oregon
Mean C stocks
154 ± 41
170 ± 81
176 ± 43
249 ± 99
811 ± 191
No. samples 12 10 24 14 22
Combined mean 161 ± 39 161 ± 39 161 ± 39 203 ± 44 203 ± 44 203 ± 44 811 ± 191* 811 ± 191*
Lost Creekb near Ochoco National Forest, Oregon
Mean C stocks
355 ± 116
380 ± 51
391 ± 96
No. samples 10 19 21
Combined mean 355 ± 116 355 ± 116 355 ± 116 380 ± 51 380 ± 51 380 ± 51 391 ± 96 391 ± 96
Deep Creekb Ochoco National Forest, Oregon
Mean C stocks
421 ± 143
452 ± 58
515 ± 141
391 ± 96
No. samples 16 22 28 21
Combined mean 439 ± 65 439 ± 65 439 ± 65 515 ± 141 515 ± 141 515 ± 141 391 ± 96 391 ± 96
East Canyon Creekc near Park City, Utah
Mean C stocks
538 ± 103
564 ± 66
551 ± 89
430 ± 75
488 ± 72
904 ± 127
No. samples 16 20 11 22 21 10
Combined mean 552 ± 46 552 ± 46 552 ± 46 458 ± 51 458 ± 51 458 ± 51 904 ± 127* 904 ± 127*
Kimball Creekc Mean C stocks 894 ± 135 1028 ± 102 904 ± 127
near Park City, Utah No. samples 11 22 10
Combined mean 894 ± 135 894 ± 135 894 ± 135 1028 ± 102 1028 ± 102 1028 ± 102 904 ± 127 904 ± 127
Colorado Sites Mean C stocks 768 ± 116 763 ± 303 419 ± 58 313 ± 67 403 ± 92 645 ± 263
South Park, Coloradod No. samples 15 6 11 22 22 11
Combined mean 647 ± 91* 647 ± 91* 647 ± 91* 313 ± 67 313 ± 67 313 ± 67 484 ± 106 484 ± 106
All sites combined Combined mean 447 ± 34 447 ± 34 447 ± 34 413 ± 38 413 ± 38 413 ± 38 538 ± 59 538 ± 59
a Error values are margin of error for a 95% confidence interval
b
Lost Creek and Deep Creek use the same reference reach data from Gray’s Creek.
c
East Canyon Creek and Kimball Creek use the same reference reach data from McLeod Creek. d Sites in Colorado were collected on different streams farther away from each other than typical datasets. Degraded Reach 1 is on the Middle Fork South Platte River, Degraded Reach 2 is on Sheep Creek, and Degraded Reach 3 is on South Fork South Platte River. Treatment Reach 1 is on Salt Creek, and Reference Reach 1 is on Rough and Tumbling Creek. *Three reference and one degraded floodplain are higher than the other two categories at the 95% confidence level.
a Error values are margin of error for a 95% confidence interval
b
Lost Creek and Deep Creek use the same reference reach data from Gray’s Creek.
c
East Canyon Creek and Kimball Creek use the same reference reach data from McLeod Creek. d Sites in Colorado were collected on different streams farther away from each other than typical datasets. Degraded Reach 1 is on the Middle Fork South Platte River, Degraded Reach 2 is on Sheep Creek, and Degraded Reach 3 is on South Fork South Platte River. Treatment Reach 1 is on Salt Creek, and Reference Reach 1 is on Rough and Tumbling Creek. *Three reference and one degraded floodplain are higher than the other two categories at the 95% confidence level.
a Error values are margin of error for a 95% confidence interval
b
Lost Creek and Deep Creek use the same reference reach data from Gray’s Creek.
c
East Canyon Creek and Kimball Creek use the same reference reach data from McLeod Creek. d Sites in Colorado were collected on different streams farther away from each other than typical datasets. Degraded Reach 1 is on the Middle Fork South Platte River, Degraded Reach 2 is on Sheep Creek, and Degraded Reach 3 is on South Fork South Platte River. Treatment Reach 1 is on Salt Creek, and Reference Reach 1 is on Rough and Tumbling Creek. *Three reference and one degraded floodplain are higher than the other two categories at the 95% confidence level.
a Error values are margin of error for a 95% confidence interval
b
Lost Creek and Deep Creek use the same reference reach data from Gray’s Creek.
c
East Canyon Creek and Kimball Creek use the same reference reach data from McLeod Creek. d Sites in Colorado were collected on different streams farther away from each other than typical datasets. Degraded Reach 1 is on the Middle Fork South Platte River, Degraded Reach 2 is on Sheep Creek, and Degraded Reach 3 is on South Fork South Platte River. Treatment Reach 1 is on Salt Creek, and Reference Reach 1 is on Rough and Tumbling Creek. *Three reference and one degraded floodplain are higher than the other two categories at the 95% confidence level.
a Error values are margin of error for a 95% confidence interval
b
Lost Creek and Deep Creek use the same reference reach data from Gray’s Creek.
c
East Canyon Creek and Kimball Creek use the same reference reach data from McLeod Creek. d Sites in Colorado were collected on different streams farther away from each other than typical datasets. Degraded Reach 1 is on the Middle Fork South Platte River, Degraded Reach 2 is on Sheep Creek, and Degraded Reach 3 is on South Fork South Platte River. Treatment Reach 1 is on Salt Creek, and Reference Reach 1 is on Rough and Tumbling Creek. *Three reference and one degraded floodplain are higher than the other two categories at the 95% confidence level.
a Error values are margin of error for a 95% confidence interval
b
Lost Creek and Deep Creek use the same reference reach data from Gray’s Creek.
c
East Canyon Creek and Kimball Creek use the same reference reach data from McLeod Creek. d Sites in Colorado were collected on different streams farther away from each other than typical datasets. Degraded Reach 1 is on the Middle Fork South Platte River, Degraded Reach 2 is on Sheep Creek, and Degraded Reach 3 is on South Fork South Platte River. Treatment Reach 1 is on Salt Creek, and Reference Reach 1 is on Rough and Tumbling Creek. *Three reference and one degraded floodplain are higher than the other two categories at the 95% confidence level.
a Error values are margin of error for a 95% confidence interval
b
Lost Creek and Deep Creek use the same reference reach data from Gray’s Creek.
c
East Canyon Creek and Kimball Creek use the same reference reach data from McLeod Creek. d Sites in Colorado were collected on different streams farther away from each other than typical datasets. Degraded Reach 1 is on the Middle Fork South Platte River, Degraded Reach 2 is on Sheep Creek, and Degraded Reach 3 is on South Fork South Platte River. Treatment Reach 1 is on Salt Creek, and Reference Reach 1 is on Rough and Tumbling Creek. *Three reference and one degraded floodplain are higher than the other two categories at the 95% confidence level.
a Error values are margin of error for a 95% confidence interval
b
Lost Creek and Deep Creek use the same reference reach data from Gray’s Creek.
c
East Canyon Creek and Kimball Creek use the same reference reach data from McLeod Creek. d Sites in Colorado were collected on different streams farther away from each other than typical datasets. Degraded Reach 1 is on the Middle Fork South Platte River, Degraded Reach 2 is on Sheep Creek, and Degraded Reach 3 is on South Fork South Platte River. Treatment Reach 1 is on Salt Creek, and Reference Reach 1 is on Rough and Tumbling Creek. *Three reference and one degraded floodplain are higher than the other two categories at the 95% confidence level.
a Error values are margin of error for a 95% confidence interval
b
Lost Creek and Deep Creek use the same reference reach data from Gray’s Creek.
c
East Canyon Creek and Kimball Creek use the same reference reach data from McLeod Creek. d Sites in Colorado were collected on different streams farther away from each other than typical datasets. Degraded Reach 1 is on the Middle Fork South Platte River, Degraded Reach 2 is on Sheep Creek, and Degraded Reach 3 is on South Fork South Platte River. Treatment Reach 1 is on Salt Creek, and Reference Reach 1 is on Rough and Tumbling Creek. *Three reference and one degraded floodplain are higher than the other two categories at the 95% confidence level.
a Error values are margin of error for a 95% confidence interval
b
Lost Creek and Deep Creek use the same reference reach data from Gray’s Creek.
c
East Canyon Creek and Kimball Creek use the same reference reach data from McLeod Creek. d Sites in Colorado were collected on different streams farther away from each other than typical datasets. Degraded Reach 1 is on the Middle Fork South Platte River, Degraded Reach 2 is on Sheep Creek, and Degraded Reach 3 is on South Fork South Platte River. Treatment Reach 1 is on Salt Creek, and Reference Reach 1 is on Rough and Tumbling Creek. *Three reference and one degraded floodplain are higher than the other two categories at the 95% confidence level.