Fish Passage Site 20401357

Coordinates (dec. deg.): 61.65298°, -149.18902°
Legal Description: S018N001E13
Region: South Central
Road Name: Bains Jordan

Datum: NAD83
Quad Name / ITM: Anchorage C-6
AWC Stream #:
Stream Name: Wasilla Creek tributary upstream of Wight Lake

Elevation:

Site Comments: Dual culverts. This site is also old survey # MSCS1WA054. U/S and D/S are ponded so widths were not taken to obtain a constriction ratio. Sheet has no stream stage section. Wasilla Creek tributary upstream of Wight Lake

Multiple surveys have been conducted at this site — click on the drop down
arrow to the right of the survey date below to choose a different report for this site.

Survey MSCS1-WA054

Observers: Edward Weiss

Overall Fish Passage Rating: Red

Tidal: No
Backwatered: No

Step Pools:
Construction Year:


Comments: None

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated Metal) Fish Passage Rating:
 
Length(ft): 40.0
Inlet Type: Projecting
Outlet Type:
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.67
Condition Rating(1-5): 1
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: Sand
Outlet Substrate: Gravel
InletOutlet
Width(ft):1.5 1.1
Height(ft):1.5 0.5
Apron Length(ft):
Water Depth(ft):0.3 0.28
Rustline Height(ft):
Substrate Depth(ft):0.0 11.0
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height:
Outfall Type:
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. Sediment accumulation
ID: 2 Structure Type: Circular pipe (Corrugated Metal) Fish Passage Rating:
 
Length(ft): 40.0
Inlet Type: Projecting
Outlet Type:
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.67
Condition Rating(1-5): 1
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: Sand
Outlet Substrate: Gravel
InletOutlet
Width(ft):1.5 0.6
Height(ft):1.5 0.2
Apron Length(ft):
Water Depth(ft):0.35 0.12
Rustline Height(ft):
Substrate Depth(ft):0.0 1.3
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height:
Outfall Type:
Constriction Ratio:
Culvert Gradient: -0.47%
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. Sediment accumulation

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:
Subdominant:
Stream Slope(deg.):
Stream Flow Stage:

No stream width data available.

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
Outlet Culvert Top 2 91.44
Outlet Culvert Top 1 91.47
Inlet Culvert Top 2 92.55
Inlet Culvert Top 1 92.58
Outlet Thalweg 1 0.00 0.0 90.92
Outlet Invert 1 0.00 0.0 91.02
Outlet Invert 2 0.00 0.0 91.23
Road Elev 20.00 94.01
Road Elev 20.00 94.37
Inlet Culvert Invert 2 40.00 0.0 91.04
Inlet Culvert Invert 1 40.00 0.0 91.06
Inlet Thalweg 2 41.00 1.0 91.08
Inlet Thalweg 1 41.00 1.0 91.03

Notes:

  1. River distance is measured continuously throughout the survey reach along the thalweg of the stream.
  2. Measured from each end of the crossing along the thalweg of the stream.

Fish Sampling Efforts

Gear Type: Minnow Trap (A)
 
Gear Type: Minnow Trap (B)

Fish Observations

Species: juvenile/adult stickleback-unspecified Life History: Resident
Total Fish Observed: 2 Fish Measured: 1 Fork Lengths (mm) Min: 80 Max: 80 Mean: 80
Collected/Observed by Gear Type: Downstream Minnow Trap (2)  
 
Species: no fish collected or observed Life History: Not Applicable
Total Fish Observed: 0 Fish Measured: Fork Lengths (mm) Min: Max: Mean:
Collected/Observed by Gear Type: Upstream Minnow Trap (0)  

Photos

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