Fish Passage Site 30103615

Coordinates (dec. deg.): 51.90658°, -176.64525°
Legal Description: S095S195W35
Region: Southwest
Road Name: Old Military Road

Datum: NAD83
Quad Name / ITM: Adak C-2
AWC Stream #:
Stream Name: Unnamed

Elevation:

Site Comments: Creek connects with Haven Lake outlet, which has been nominated to the AWC.

Survey Date: Sep 16, 2017

Survey ADAK17-ADK05

Observers: Mark Eisenman, Jeanette Alas

Overall Fish Passage Rating: Black

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:


Site Observations:

  1. Structural Problem
  2. Mechanical damage or joints parting

Comments: This information was gathered as part of the joint reconnaissance level project between the ADF&G Habitat Division and the Fish Passage Assessment Project on Adak Island. Due to time constraints full site assessments were not conducted, but base line information was collected. Road has partially collapsed near inlet. Dolly Varden char captured upstream.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Non-corrugated metal) Fish Passage Rating: Black
 
Length(ft): 60.0
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5): 1
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):2.0 2.0
Height(ft):2.0 2.0
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):
Backwatered?:
Baffles Present:
Embedded?:
Outfall Height:
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:
 

Comments: Culvert length estimated using aerial imagery, culvert dimensions approximated. Culvert is made up of old 55 gallon drums.
  Culvert Observations:
  1. Structural Problem
  2. Mechanical damage or joints parting
ID: 2 Structure Type: Circular pipe (Non-corrugated metal) Fish Passage Rating: Black
 
Length(ft): 60.0
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5): 1
Approach Angle:
Sedimentation At Inlet: Yes
Inlet Substrate:
Outlet Substrate:
InletOutlet
Width(ft):2.0 2.0
Height(ft):2.0 2.0
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 length estimated using aerial imagery, culvert dimensions approximated. Culvert is made up of old 55 gallon drums.
  Culvert Observations:
  1. Structural Problem
  2. Mechanical damage or joints parting

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)
Comments: Tributary to Haven Lake outlet, these fish also recorded for site C55 downstream.

Fish Observations

Species: juvenile Dolly Varden Life History: Unknown
Total Fish Observed: 4 Fish Measured: 4 Fork Lengths (mm) Min: 57 Max: 120 Mean: 83
Collected/Observed by Gear Type: Upstream Smith-Root LR-24 (4)  

Questions or comments about this report can be directed to dfg.dsf.webmaster@alaska.gov