Fish Passage Site 20501057

Coordinates (dec. deg.): 61.59937°, -149.69269°
Legal Description: S017N002W06
Region: South Central
Road Name: Carousel Way

Datum: NAD83
Quad Name / ITM: Anchorage C-8
AWC Stream #:
Stream Name: Layen Lake Drainage


Site Comments: Crossing at junction of Carousel Way and Skyview Drive. Site 20501056 upstream on ATV trail at outlet of Layen Lake.

Multiple surveys have been conducted at this site — click on the drop down
arrow to the right of the survey date below to choose a different report for this site.

Survey UPDATE-1057

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

Overall Fish Passage Rating: Black

Tidal: No
Backwatered: No

Step Pools: No
Construction Year: 2018

Comments: Site visit in 2018 for basic measurements site needs a full assessment for rating. Site was sampled for fish in 2016 as part of the Sampling Unmapped Streams in the MSB project and rainbow trout and three spine sticklebacks were captured.

Culvert Measurements

ID: 1 Structure Type: Pipe-arch (Corrugated aluminum) Fish Passage Rating: Black
Length(ft): 61.8
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.75
Condition Rating(1-5): 5
Approach Angle:
Sedimentation At Inlet: No
Inlet Substrate: None
Outlet Substrate: None
Width(ft):2.85 2.9
Height(ft):1.9 1.95
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):0.0
Substrate Depth(ft):0.0 0.0
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:

Stream Measurements

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

No stream width data available.


No elevation data available.

Fish Sampling Efforts

No fish sampling occurred during this survey.

Fish Observations

No fish observations occurred during this survey.

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