Fish Passage Site 40501816

Coordinates (dec. deg.): 63.37203°, -148.82124°
Legal Description: F018S007W12
Region: Interior
Road Name: Denali Highway

Datum: NAD83
Quad Name / ITM: Healy B-4
AWC Stream #:
Stream Name: Connects two ponds


Site Comments: None

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-1816

Project Supervisor: Gillian O'Doherty, ADFG

Overall Fish Passage Rating: Green


Step Pools:
Construction Year: 2017

Comments: Site replaced 2017. FH17-III-0046. Site information and photos submitted by Chelsea Clawson HB, ADF&G. Site needs to be reassessed, but was replaced with a fish passage culvert.

Culvert Measurements

ID: 1 Structure Type: Box culvert (Structural aluminum plate) Fish Passage Rating: Green
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5): 5
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate:
Outlet Substrate:
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):
Baffles Present:
Embedded?: Yes
Outfall Height: 0.0
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:

Comments: Site measurments taken off of Habitat Permit and have not been verified. Culvert infill not speciifed, Culvert height is is from bottom of culvert not substrate. Cuvlert width 15.5 ft. Culvert height 7.25 ft. Culvert length 70ft.

Stream Measurements

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

No stream width data available.


No elevation data available.

Fish Sampling Efforts

Gear Type: Visual Observation, Ground (A)

Fish Observations

Species: Arctic grayling Life History: Resident
Total Fish Observed: 2 Fish Measured: Fork Lengths (mm) Min: Max: Mean:
Collected/Observed by Gear Type: Downstream Visual Observation, Ground (2)  
Comments: Grayling observed downstream in outlet pool.

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