Fish Passage Site 20301023

Coordinates (dec. deg.): 59.80099°, -151.66509°
Legal Description: S004S014W27
Region: South Central
Road Name: North Fork Road

Datum: NAD83
Quad Name / ITM: Seldovia D-5
AWC Stream #:
Stream Name: Unnamed

Elevation:

Site Comments: Very small creek width = or < 3 feet no pool developed. Channel flows thought hummocky wetland, diffficult to locate channel. Channel steps off sphagnum and goes through substrate.

Survey Date: Jul 16, 2001

Survey KPCS1-SK032

Observers: Cecil Rich, Doug Hill, Michael Lund

Overall Fish Passage Rating: Red

Tidal: No
Backwatered: No

Step Pools:
Construction Year:


Comments: Ten inch perch at outlet. Very small creek width = or < 3 feet no pool developed. Channel flows thought hummocky wetland, diffficult to locate channel. Channel steps off sphagnum and goes through substrate.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated Metal) Fish Passage Rating:
 
Length(ft): 64.45
Inlet Type: Projecting
Outlet Type:
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.75
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: None
Outlet Substrate: None
InletOutlet
Width(ft):2.1 2.0
Height(ft):2.0 1.79
Apron Length(ft):
Water Depth(ft):0.21 0.22
Rustline Height(ft):
Substrate Depth(ft):0.0 0.0
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height: 1.14
Outfall Type:
Constriction Ratio: 0.48
Culvert Gradient: 1.58%
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. None of this type

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:Silt/ClayCobble
Subdominant:NoneGravel
Stream Slope(deg.):
Stream Flow Stage:
Stream Width Type Distance From
Crossing (ft)		 Stream
Width (ft)
Downstream ordinary high water 5.5 2.60
Downstream ordinary high water 44.0 3.20
Downstream ordinary high water 87.0 6.00
Upstream ordinary high water 5.0 8.40
Upstream ordinary high water 41.0 7.50
Upstream ordinary high water 99.0 1.30

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
D/S Thalweg 0.00 87.0 81.12
D/S Water Surface Elev 0.00 87.0 82.12
D/S OHW Elev 0.00 87.0 82.19
D/S Thalweg 43.00 44.0 83.27
D/S Water Surface Elev 43.00 44.0 83.98
D/S OHW Elev 43.00 44.0 84.12
OHW Left Bank 81.50 5.5 85.65
D/S Tailcrest or 1st Thalweg 81.50 5.5 85.71
D/S Water Surface Elev 81.50 5.5 85.90
OHW Left Bank 82.00 5.0 86.35
OHW Left Bank 82.00 5.0 85.75
Max Pool Depth 82.00 5.0 85.40
D/S Thalweg 82.00 5.0 85.40
Outlet Thalweg 1 87.00 0.0 85.69
Outlet Invert 1 87.00 0.0 86.67
Outlet Rustline Height 1 87.00 0.0 86.92
Outlet Culvert Top 1 87.00 0.0 88.67
Road Elev 119.00 95.96
Road Elev 119.00 96.06
Inlet Culvert Invert 1 151.00 0.0 87.69
Inlet Rustline Height 1 151.00 0.0 88.00
Inlet Culvert Top 1 151.00 0.0 89.48
Inlet Thalweg 1 151.00 0.0 87.50
U/S Thalweg 1 152.00 1.0 87.50
U/S Thalweg 1 155.00 4.0 87.62
U/S Water Surface Elev 1 156.00 5.0 87.90
U/S OHW elevation 1 156.00 5.0 88.81
U/S Thalweg 1 156.00 5.0 87.50
U/S Thalweg 192.00 41.0 89.10
U/S Water Surface Elev 192.00 41.0 89.56
U/S Headwater 192.00 41.0 89.60
U/S Thalweg 250.00 99.0 89.85
U/S Water Surface Elev 250.00 99.0 90.35
U/S Headwater 250.00 99.0 91.37

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) Trap Duration(h): 1.15
 
Gear Type: Minnow Trap (B) Trap Duration(h): 1.35

Fish Observations

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: Downstream Minnow Trap (0)  Upstream Minnow Trap (0)  

Photos

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