Module 2 Bechmark Location, Cross-sectional Survey, Stream Discharge
| Stream Name: TERMINAL CREEK | Survey Date: 2018-07-16 |
| Organization Name: Bowen Island Fish & Wildlife Club | Project Name: Habitat review above |
| Stream Segment #: | Stream Section #: |
| Data entered by: ZoAnn Morten | Survey ID: 91 |
Step 1. Benchmark Location
| Directions to Benchmark: 75.3 m upstream of the upstream side of 1st footbridge that is off trail downstream of the Bowen Island Fish and wildlife Club hatchery. 3/4 of the way down a riffle |
Step 2. Cross-Sectional Survey
| Latitude: 49.38250 | Longitude: -123.34800 |
| Location relative to benchmark: @ | Photos Taken? no |
| Bankfull Channel Width: 12.90 | Average Bankfull Depth: 42.08 |
| Wetted Channel Width: 2.15 | Average Wetted Depth: 6.67 |
| 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 | 0.50 | 0.75 | 1.00 | 1.50 | 2.00 | 4.00 | 6.00 | 7.00 | 8.00 | 9.00 | 10.00 | 11.00 | 12.00 | 12.80 | Right Bank | Wetted Depth | 2.00 | 7.00 | 8.00 | 13.00 | 5.00 | 5.00 | Wetted Depth |
| Bankfull Depth | 41.00 | 46.00 | 48.00 | 53.00 | 51.00 | 52.00 | 39.00 | 23.00 | 34.00 | 48.00 | 40.00 | 41.00 | 31.00 | Bankfull Depth |
Step 3. Stream Discharge
| Cross-sectional area of wetted stream (m2) | Discharge Wetted Width: 2.150 | Discharge Average Depth: 0.070 | = 0.151 | ||||
| Average Time (sec) | |||||||
| 18.500 | 18.300 | 15.880 | 16.780 | 15.210 | 84.67 | 16.93 | |
| Trial 1 | Trial 2 | Trial 3 | Trial 4 | Trial 5 | Total Trials | / 5 | Average Time |
| Average Velocity (sec) | |||||||
| 4.500 | 16.93 | 0.266 | |||||
| Length (m) | Average Time (sec) | Average Velocity (m/sec) | |||||
| Average Stream Discharge (m3/sec) | |||||||
| 0.15050 | 0.26574 | x 0.8 | 0.00320 | ||||
| Cross sectional area (m2) | Average velocity (m/sec) | correction factor | Discharge (m3/sec) | ||||