Fish Passage Site 20700794

Coordinates (dec. deg.): 57.78557°, -152.59007°
Legal Description: S028S020W06
Region: Southwest
Road Name: Anton Larsen Bay Road

Datum: WGS84
Quad Name / ITM: Kodiak D-2
AWC Stream #: 259-21-10120-2020-3015
Stream Name: Unnamed


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-0794

Project Supervisor: Gillian O'Doherty, ADFG
Observers: William Frost

Overall Fish Passage Rating: Black

Tidal: No

Step Pools:
Construction Year: 2010

Comments: Site was replaced in 2010 and needs to be resurveyed. Photos courtesy of Will Frost.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Black
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.):
Corrugation Width(in.):
Condition Rating(1-5): 4
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: None
Outlet Substrate:
Apron Length(ft):
Water Depth(ft):
Rustline Height(ft):
Substrate Depth(ft):
Baffles Present: Maybe
Outfall Height:
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:

Comments: All culvert measurements and slope taken from habitat permit and have not been verified. Original plans called for this culvert to have 3 feet of substrate thoughout barrel and have 1.5 foot baffles installed every 10 feet. Current photos show that the inlet invert has not substrate remaining. Culvert width 12 feet, culvert height 12 ft. Culvert length 100 ft. Culvert gradient 4.3%

Stream Measurements

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

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.

Questions or comments about this report can be directed to