Fish Passage Improvement site 20300965

Fish Passage Site 20300965

Coordinates (dec. deg.): 60.55106°, -149.58845°
Legal Description: S005N002W02
Region: South Central
Road Name: Jerome Lake Access Road

Datum: NAD83
Quad Name / ITM: Seward C-7
AWC Stream #: 244-30-10010-2177-3030
Stream Name: Jerome Lake

Elevation:

Site Comments: None

Survey Date: Oct 05, 2001

Survey KPCS1-EK099

site photos

Observers: Cecil Rich, James Maple, Tom Sigurdsson

Overall Fish Passage Rating: Gray

Tidal: No
Backwatered: No

Step Pools:
Construction Year:

Comments: Meadow stream with many large bolders in channel. Culvert heavily rip-rapped.

Culvert Measurements

ID: 1

Structure Type: Circular pipe (Corrugated Metal)

Fish Passage Rating:

Length(ft): 64.0

Inlet Type: Projecting

Outlet Type:

Corrugation Depth(in.): 0.5

Corrugation Width(in.): 3.0

Condition Rating(1-5):

Approach Angle:

Sedimentation At Inlet:

Inlet Substrate: Gravel

Outlet Substrate: Sand

	Inlet	Outlet
Width(ft):	5.9	5.8
Height(ft):	4.48	4.94
Apron Length(ft):
Water Depth(ft):	0.65	0.88
Rustline Height(ft):
Substrate Depth(ft):	0.46	0.11

Backwatered?:

Baffles Present: No

Embedded?: No

Outfall Height: -0.1

Outfall Type:

Constriction Ratio: 1.37

Culvert Gradient:

Max Slope:

Max Slope Length:

Culvert Observations:

None of this type

Stream Measurements

Stream Substrates	Upstream	Downstream
Dominant:	Boulder	Boulder
Subdominant:	Gravel	Gravel

Stream Slope(deg.):
Stream Flow Stage:

Stream Width Type	Distance From Crossing (ft)	Stream Width (ft)
Downstream ordinary high water	7.0	7.50
Downstream ordinary high water	50.0	5.60
Downstream ordinary high water	100.0	5.00
Upstream ordinary high water	5.0	5.70
Upstream ordinary high water	50.0	4.10
Upstream ordinary high water	50.0	4.50

Elevations

Locator ID	Culvert Number	River Distance (ft)¹	Distance From Crossing (ft)²	Relative Elevation (ft)
D/S Thalweg		0.00	100.0	85.75
D/S Water Surface Elev		0.00	100.0	87.27
D/S OHW Elev		0.00	100.0	87.83
D/S OHW Elev		50.00	50.0	87.83
D/S Water Surface Elev		50.00	50.0	88.04
D/S Thalweg		50.00	50.0	86.90
D/S Tailcrest or 1st Thalweg		93.00	7.0	87.69
D/S Water Surface Elev		93.00	7.0	88.23
OHW Left Bank		93.00	7.0	88.52
OHW Left Bank		95.00	5.0	88.27
Max Pool Depth		95.00	5.0	87.48
D/S Thalweg		95.00	5.0	87.48
OHW Left Bank		95.00	5.0	88.58
Outlet Culvert Top	1	100.00	0.0	92.23
Outlet Invert	1	100.00	0.0	87.29
Outlet Rustline Height	1	100.00	0.0	88.52
Outlet Thalweg	1	100.00	0.0	87.40
Road Elev		132.00		94.81
Road Elev		132.00		94.92
Inlet Culvert Top	1	164.00	0.0	92.35
Inlet Rustline Height	1	164.00	0.0	88.58
Inlet Thalweg	1	164.00	0.0	87.87
U/S Thalweg	1	165.00	1.0	87.79
U/S Thalweg	1	169.00	5.0	87.31
U/S Water Surface Elev	1	169.00	5.0	88.56
U/S OHW elevation	1	169.00	5.0	88.65
U/S Thalweg	1	175.70	11.7	87.15
U/S Thalweg		214.00	50.0	87.96
U/S Water Surface Elev		214.00	50.0	88.69
U/S Headwater		214.00	50.0	88.75
U/S Thalweg		264.00	100.0	88.79
U/S Water Surface Elev		264.00	100.0	89.42
U/S Headwater		264.00	100.0	89.50

Notes:

River distance is measured continuously throughout the survey reach along the thalweg of the stream.
Measured from each end of the crossing along the thalweg of the stream.

Fish Sampling Efforts

Gear Type: Minnow Trap (A)		Trap Duration(h): 1.1

Gear Type: Minnow Trap (B)		Trap Duration(h): 1.1

Fish Observations

Species: juvenile Dolly Varden		Life History: Resident
Total Fish Observed: 6	Fish Measured: 3	Fork Lengths (mm) Min: 51 Max: 104 Mean: 84
Collected/Observed by Gear Type: Downstream Minnow Trap (2) Upstream Minnow Trap (4)

Species: juvenile rainbow trout		Life History: Resident
Total Fish Observed: 13	Fish Measured: 6	Fork Lengths (mm) Min: 46 Max: 9858 Mean: 1700
Collected/Observed by Gear Type: Downstream Minnow Trap (13)

Photos

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