Fish Passage Site 20303928

Coordinates (dec. deg.): 60.27503°, -149.34597°
Legal Description: S002N001E07
Region: South Central
Road Name: Seward Highway

Datum: NAD83
Quad Name / ITM: Seward B-7
AWC Stream #: 244-30-10010-2250-3026
Stream Name: Unnamed


Site Comments: Snow River Tributary

Survey Date: Jun 11, 2019


Project Supervisor: Gillian O'Doherty, ADFG
Observers: Lucas Byker

Overall Fish Passage Rating: Black

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:

Comments: Site submitted by HB Lucas Byker, ADF&G. Low flow at downstream end of culvert, outlet apron falling apart.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Black
Inlet Type:
Outlet Type: Flared Inlet
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5): 3
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
Width(ft):3.0 3.0
Height(ft):3.0 3.0
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?: No
Baffles Present: No
Embedded?: No
Outfall Height: 0.0
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:

Comments: Culvert dimensions measured using tape meaure.

Stream Measurements

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

No stream width data available.


No elevation data available.

Fish Sampling Efforts

Gear Type: Minnow Trap (A) Trap Duration(h): 0.35
Gear Type: Minnow Trap (B) Trap Duration(h): 0.35

Fish Observations

Species: juvenile coho salmon Life History: Anadromous
Total Fish Observed: 9 Fish Measured: Fork Lengths (mm) Min: Max: Mean:
Collected/Observed by Gear Type: Downstream Minnow Trap (8)  Upstream Minnow Trap (1)  


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