Fish Passage Site 20300205
Coordinates (dec. deg.): 60.95693°, -149.11571°
Legal Description: S010N002E16
Region: South Central
Road Name: Alyeska View Avenue
Quad Name / ITM: Seward D-6
AWC Stream #:
Stream Name: Glacier Creek tributary
Site Comments: Driveway off of Alyeska View Avenue. Just upstream of 20300204 and downstream of 20300206.
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Project Supervisor: Kim Clark, ADFG
— Anchorage, AK
Observers: Kim Clark, Michael Mazzacavallo
Overall Fish Passage Rating:
Step Pools: No
Construction Year: 2019
Comments: Stream is ditched, downstream banks are rip rapped. Upstream banks show some erosion. Poor alignment based on 90 degree angle directly downstream.
|ID: 1||Structure Type: Circular pipe (Corrugated steel)||Fish Passage Rating:|
Comments: Pipe gradient is designed at 2.02 %. Designs are for 60" circular pipe.
No stream width data available.
|D/S Water Surface Elev||0.00||94.71|
|D/S Water Surface Elev||5.50||95.12|
|Outlet Culvert Top||9.00||98.73|
|D/S Water Surface Elev||9.00||95.27|
|Inlet Culvert Top||57.60||100.01|
|Inlet Culvert Invert||57.60||96.53|
|U/S Water Surface Elev||57.60||96.70|
|U/S Grade Ctrl (Thalweg)||75.60||97.28|
|U/S Water Surface Elev||75.60||97.65|
- River distance is measured continuously throughout the survey reach along the thalweg of the stream.
- Measured from each end of the crossing along the thalweg of the stream.
Fish Sampling Efforts
|Gear Type: Minnow Trap (A)||Trap Duration(h): 3.4333334|
|Channel Type: Main Channel (>50% of water flow)|
|Comments: stream was ditched. 5 traps were set to survey 3 culverts.|
|Species: juvenile Dolly Varden||Life History: Resident|
|Total Fish Observed: 5||Fish Measured: 5||Fork Lengths (mm) Min: 50 Max: 103 Mean: 86|
|Collected/Observed by Gear Type: At Site Minnow Trap (2)|
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