Fish Passage Site 10302237

Coordinates (dec. deg.): 58.54035°, -134.85071°
Legal Description: C038S064E33
Region: Southeast
Road Name: Glacier Highway

Datum: NAD83
Quad Name / ITM: Juneau C-3
AWC Stream #:
Stream Name: Favorite Channel tributary

Elevation:

Site Comments: None

Survey Date: Jul 05, 2011

Survey SEA11-GLH09

Project Supervisor: Gillian O'Doherty, Alaska Department of Fish and Game — Anchorage, AK
Observers: Jason Olds, Charmagne Gutierrez, Gillian O'Doherty

Overall Fish Passage Rating: Red

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:


Site Observations:

  1. Outfall height red
  2. Inlet perch

Comments: Outfall measurement aproximated for water outlet, depth and height. Outlet not measured, dangerous gradient, assumed same height and width as inlet. Pipe not surveyed for safety concerns.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Structural steel plate) Fish Passage Rating: Red
 
Length(ft):
Inlet Type: Mitered
Outlet Type: Mitered
Corrugation Depth(in.): 2.0
Corrugation Width(in.): 6.0
Condition Rating(1-5): 3
Approach Angle:
Sedimentation At Inlet: Yes
Inlet Substrate: None
Outlet Substrate: None
InletOutlet
Width(ft):9.0 9.0
Height(ft):10.6 10.6
Apron Length(ft):
Water Depth(ft): 0.5
Rustline Height(ft):1.95
Substrate Depth(ft):0.0 0.0
Backwatered?: No
Baffles Present: No
Embedded?: No
Outfall Height: 5.0
Outfall Type: Free Fall In To Pool
Constriction Ratio: 0.79
Culvert Gradient:
Max Slope:
Max Slope Length:
  Culvert Observations:
  1. Outfall height red
  2. Inlet perch

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:GravelCobble
Subdominant:BoulderBoulder
Stream Slope(deg.):
Stream Flow Stage:Medium
Stream Width Type Distance From
Crossing (ft)		 Stream
Width (ft)
Upstream ordinary high water 200.0 11.40
Upstream ordinary high water 235.0 10.40
Upstream ordinary high water 250.0 12.30

Elevations

No elevation data available.

Fish Sampling Efforts

Gear Type: Minnow Trap (A) Trap Duration(h): 1855.0
Comments: 50' Downstream of invert out
 
Gear Type: Minnow Trap (B) Trap Duration(h): 1825.0
Comments: 120' upstream of invert in

Fish Observations

Species: sculpin-unspecified Life History: Not Recorded
Total Fish Observed: 2 Fish Measured: 2 Fork Lengths (mm) Min: 75 Max: 105 Mean: 90
Collected/Observed by Gear Type: Downstream Minnow Trap (2)  
 
Species: juvenile Dolly Varden Life History: Unknown
Total Fish Observed: 4 Fish Measured: 4 Fork Lengths (mm) Min: 80 Max: 125 Mean: 101
Collected/Observed by Gear Type: Upstream Minnow Trap (2)  Downstream Minnow Trap (2)  
 
Species: juvenile coho salmon Life History: Anadromous
Total Fish Observed: 2 Fish Measured: 2 Fork Lengths (mm) Min: 82 Max: 90 Mean: 86
Collected/Observed by Gear Type: Downstream Minnow Trap (2)  

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