Advanced Stream Habitat Survey Data Sheet - Module 2
| Stream Name: ALEXANDER CREEK |
Survey Date: 2013-10-30 |
| Organization Name: Elk River Alliance |
Project Name: CBWM-AC site 1 |
| Stream Segment #: site 1 |
Stream Section #: site 1 |
| Data entered by: Ayla Bennett |
Survey ID: 42 |
Step 1 BENCHMARK LOCATION
| Directions to Benchmark: ~100 m upstream of Alexander Creek mouth (flows into Michel Creek) |
Step 2 CROSS-SECTIONAL SURVEY
| Latitude: |
Longitude: |
| Location relative to benchmark: at benchmark |
Photos Taken? yes |
| Bankfull Channel Width: 14.20 |
Average Bankfull Depth: 0.40 |
| Wetted Channel Width: 12.30 |
Average Wetted Depth: 0.22 |
| Measurements taken every 1.00 metres |
Number of measurements taken: 15
|
First and Last Measurements Taken .1m from the streambank edge
| Left Bank |
0.10 |
1.00 |
1.70 |
2.00 |
3.00 |
4.00 |
5.00 |
6.00 |
7.00 |
8.00 |
9.00 |
10.00 |
11.00 |
12.00 |
13.00 |
Right Bank |
| Wetted Depth |
|
|
0.10 |
0.15 |
0.02 |
0.16 |
0.24 |
0.19 |
0.24 |
0.12 |
0.24 |
0.18 |
0.47 |
0.50 |
0.28 |
Wetted Depth |
| Bankfull Depth |
0.04 |
0.15 |
0.32 |
0.37 |
0.24 |
0.38 |
0.46 |
0.41 |
0.46 |
0.34 |
0.46 |
0.40 |
0.69 |
0.72 |
0.50 |
Bankfull Depth |
Step 3 CALCULATE DISCHARGE
| Cross-sectional area of wetted stream (m2) |
| Discharge Wetted Width: 12.300 |
Discharge Average Depth: 0.210 |
= 2.583 |
| Average Time (sec) |
| 27.600 |
11.460 |
9.750 |
11.720 |
18.600 |
79.13 |
|
15.83 |
| Trial 1 |
Trial 2 |
Trial 3 |
Trial 4 |
Trial 5 |
Total Trials |
/ 5 |
Average Time |
| Average Velocity (sec) |
| 10.000 |
15.83 |
0.632 |
| Length (m) |
Average Time (sec) |
Average Velocity (m/sec) |
| Average Stream Discharge (m3/sec) |
| 2.58300 |
0.63187 |
x 0.8 |
0.13057 |
| Cross sectional area (m2) |
Average velocity (m/sec) |
correction factor |
Discharge (m3/sec) |