The habitat assessment data for Rothrocks dam are as follows:
|
Habitat Assessment |
|
|
Primary--Substrate and Instream Cover |
|
|
1. Bottom Substrate/Available Cover |
Excellent--16-20 Good--11-15 15 |
|
2. Embeddedness |
Excellent--16-20 Good--11-15 14 |
|
3. Discharge and Habitats |
Excellent--16-20--19 |
|
Secondary--Channel Morphology |
|
|
4. Channel Alteration |
Excellent--12-15 Good--8-11 11 Dam removed to facilitate canoe passage |
|
5. Bottom Scouring and Deposition |
Excellent--12-15--14 |
|
6. Pool, Riffle, run bend ratio |
Excellent--12-15--15 |
|
Tertiary--Riparian and Bank Structure |
|
|
7. Bank Stability |
Excellent--9-10 Right- 9; Left - 9 |
|
8. Bank Vegetation |
Excellent--9-10 Right- 9; Left - 9 |
|
9. Streamside Cover |
Excellent--9-10 Right- 8; Left - 8 |
These totals added together equal 114. This number is divided
by the reference site total of 125. This gives a total percent of 91.2%. This
percent is above the 88% limit for nonimpaired. This value is considerably
higher than the value obtained in 1995.
QHEI Score and Assessment for Rothrocks Dam:
The score after adding all categories is 76. This score indicates that the
habitat is suitable for warmwater habitat without use impairment.