Fish Passage Site 20401261

Coordinates (dec. deg.): 61.56419°, -149.04301°
Legal Description: S017N002E14
Region: South Central
Road Name: private drive

Datum: NAD83
Quad Name / ITM: Anchorage C-6
AWC Stream #: 247-50-10200-2071-3023
Stream Name: Bodenberg Creek

Elevation:

Site Comments: None

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-BB003

Observers: Edward Weiss, Olof Jacobsson

Overall Fish Passage Rating:

Tidal: No
Backwatered: No

Step Pools:
Construction Year:


Comments: Fish pass upstream of this site. Primarily sand in slow water areas, ponds upstream and downstream of culvert. Coarse gravel at inlet and outlets of culverts where sand washed away.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated Metal) Fish Passage Rating:
 
Length(ft): 44.0
Inlet Type:
Outlet Type:
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.67
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: Sand
Outlet Substrate: Sand
InletOutlet
Width(ft):2.0 2.0
Height(ft):2.0 2.1
Apron Length(ft):
Water Depth(ft):1.7 1.65
Rustline Height(ft):
Substrate Depth(ft):0.8 0.0
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height:
Outfall Type:
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. None of this type
ID: 2 Structure Type: Circular pipe (Corrugated Metal) Fish Passage Rating:
 
Length(ft): 46.0
Inlet Type:
Outlet Type:
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.67
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: Sand
Outlet Substrate: Sand
InletOutlet
Width(ft):2.5 2.5
Height(ft):2.5 2.5
Apron Length(ft):
Water Depth(ft):1.7 1.4
Rustline Height(ft):
Substrate Depth(ft):0.0 0.0
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height:
Outfall Type:
Constriction Ratio: 0.06
Culvert Gradient:
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. None of this type

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:
Subdominant:
Stream Slope(deg.):
Stream Flow Stage:Medium
Stream Width Type Distance From
Crossing (ft)		 Stream
Width (ft)
Upstream ordinary high water 150.0 75.00

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
U/S Thalweg 84.95
D/S Tailcrest or 1st Thalweg 85.20
D/S Thalweg 85.35
U/S Thalweg 85.60
Inlet Culvert Top 1 87.05
Outlet Culvert Top 1 87.36
Inlet Culvert Top 2 88.25
Outlet Culvert Top 2 88.26
D/S Thalweg 84.36
Outlet Invert 1 0.00 0.0 84.85
Road Elev 22.50 94.44
Road Elev 22.50 94.52
Inlet Culvert Invert 1 45.00 0.0 85.70
Inlet Culvert Invert 2 45.00 0.0 85.80
Inlet Thalweg 2 45.00 0.0 84.67

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) Trap Duration(h): 1
 
Gear Type: Visual Observation, Ground (D)

Fish Observations

Species: juvenile sockeye salmon Life History: Anadromous
Total Fish Observed: 2 Fish Measured: 1 Fork Lengths (mm) Min: 43 Max: 43 Mean: 43
Collected/Observed by Gear Type: Downstream Minnow Trap (2)  
Comments: Several other small salmonids seen is shallow pool downstream of culvert.
 
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)  
 
Species: general fish observation, no species information Life History: Not Recorded
Total Fish Observed: Fish Measured: Fork Lengths (mm) Min: Max: Mean:
Collected/Observed by Gear Type: Downstream Visual Observation, Ground ()  
Comments: Numerous small unidentified salmonids in shallow pool downstream of culvert

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