Fish Passage Site 20503913

Coordinates (dec. deg.): 61.69477°, -149.26056°
Legal Description: S019N001E34
Region: South Central
Road Name: Old Road Grade

Datum: NAD83
Quad Name / ITM: Anchorage C-7
AWC Stream #:
Stream Name: Unnamed

Elevation:

Site Comments: None

Survey Date: Aug 26, 2016

Survey UPDATE-PVT01

Project Supervisor: Gillian O'Doherty, ADFG
Observers: Mark Eisenman

Overall Fish Passage Rating: Red

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:


Site Observations:

  1. Outfall height red

Comments: Site found while sampling for the 2016 Sampling Unmapped Streams in the MSB project. Site has a bolted on apron and an outfall over 4 inches at the end of the apron and looks to be a low water barrier. Coho salmon were captured via electrofishing right below the barrier. Pond upstream.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Red
 
Length(ft):
Inlet Type: Flared Inlet
Outlet Type: Flared Inlet
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5): 3
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: None
Outlet Substrate: None
InletOutlet
Width(ft):
Height(ft):
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?: No
Baffles Present: No
Embedded?: No
Outfall Height:
Outfall Type: Free Fall on To Rip Rap
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:
 

Comments: Flared bolted on aprons at inlet and outlet.
  Culvert Observations:
  1. Outfall height red
ID: 2 Structure Type:N/A Fish Passage Rating:
 
Length(ft):
Inlet Type:
Outlet Type:
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):
Height(ft):
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?:
Baffles Present:
Embedded?:
Outfall Height:
Outfall Type: Free Fall on To Rip Rap
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:

Stream Measurements

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

No stream width data available.

Elevations

No elevation data available.

Fish Sampling Efforts

Gear Type: Smith-Root LR-24 (A)

Fish Observations

Species: adult coho salmon Life History: Anadromous
Total Fish Observed: 11 Fish Measured: 11 Fork Lengths (mm) Min: 45 Max: 105 Mean: 55
Collected/Observed by Gear Type: Downstream Smith-Root LR-24 (1)  

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