Advanced Stream Habitat Survey Data Sheet - Module 2
| Stream Name: REAY CREEK |
Survey Date: 2016-05-03 |
| Organization Name: Peninsula Streams Society |
Project Name: Reay Creek Survey |
| Stream Segment #: 1 |
Stream Section #: 1 |
| Data entered by: Brian Koval |
Survey ID: 54 |
Step 1 BENCHMARK LOCATION
| Directions to Benchmark: 2020 Frost Avenue. Walk down into Reay Creek Park and take a left at the gate. The benchmark is marked with orange tags on either side of the stream. |
Step 2 CROSS-SECTIONAL SURVEY
| Latitude: 48.63830 |
Longitude: -123.41500 |
| Location relative to benchmark: At benchmark |
Photos Taken? yes |
| Bankfull Channel Width: 3.61 |
Average Bankfull Depth: 41.90 |
| Wetted Channel Width: 2.70 |
Average Wetted Depth: 6.71 |
| Measurements taken every 0.50 metres |
Number of measurements taken: 10
|
First and Last Measurements Taken .1m from the streambank edge
| Left Bank |
0.10 |
0.50 |
0.90 |
1.00 |
1.50 |
2.00 |
2.50 |
3.00 |
3.35 |
3.51 |
|
|
|
|
|
Right Bank |
| Wetted Depth |
|
|
2.00 |
5.00 |
11.00 |
11.00 |
11.00 |
5.00 |
2.00 |
|
|
|
|
|
|
Wetted Depth |
| Bankfull Depth |
31.00 |
31.00 |
34.00 |
38.00 |
45.00 |
48.00 |
50.00 |
48.00 |
49.00 |
45.00 |
|
|
|
|
|
Bankfull Depth |
Step 3 CALCULATE DISCHARGE
| Cross-sectional area of wetted stream (m2) |
| Discharge Wetted Width: 1.800 |
Discharge Average Depth: 0.670 |
= 1.206 |
| Average Time (sec) |
| 31.500 |
26.600 |
32.600 |
34.000 |
24.600 |
149.3 |
|
29.86 |
| Trial 1 |
Trial 2 |
Trial 3 |
Trial 4 |
Trial 5 |
Total Trials |
/ 5 |
Average Time |
| Average Velocity (sec) |
| 2.200 |
29.86 |
0.074 |
| Length (m) |
Average Time (sec) |
Average Velocity (m/sec) |
| Average Stream Discharge (m3/sec) |
| 1.20600 |
0.07368 |
x 0.8 |
0.00711 |
| Cross sectional area (m2) |
Average velocity (m/sec) |
correction factor |
Discharge (m3/sec) |