Fish Inventory Site FSNPR1607C05

Coordinates (dec. deg.): 69.06591°, -151.54477°
Legal Description: U004S002E25
Region: Arctic

Datum: WGS84
Quad Name / ITM: Umiat A-3
AWC Stream #:
Stream Name: Trouble Creek

Elevation:

Site Comments: H137 Tributary of the Chandler River

Survey Date: Aug 01, 2016

Survey FSNPR16-07C05

Observers: Raye Ann Neustel, J Johnson

Station Characteristics

Water Temperature: 12.55° C DO: 9.67 ppm Conductivity: 278.0 μS/cm Stream Stage: Medium
Water Color: Humic Turbidity: 1.46 NTU / pH: 2.95 Stream Gradient: 2.0%
Qualitative Velocity: 48 hr. Precipitation/Runoff: None
Substrates: Cobble, Gravel
Channel Dimensions:
  (OHW) (Wetted)
Stream Width: 9.5 m
Thalweg Depth: 0.5 m
Rosgen Channel Classification: (C3) Low gradient, meandering, point-bar, riffle/pool, alluvial channels with broad, well-defined floodplains.
Visit Comments: None

Vegetation Classification

Left Bank Right Bank
Distance
From
OHW(m)		 0-5 Closed Tall Willow Shrub Closed Tall Willow Shrub
5-10 Closed Tall Willow Shrub Closed Tall Willow Shrub
10-20 Closed Tall Willow Shrub Tussock Tundra
20-30 Closed Tall Willow Shrub Tussock Tundra

Fish Sampling Effort

Gear Type: Smith-Root LR-24 (A)
Channel Type: Main Channel (>50% of water flow)
Gear Type: Minnow Trap (B)
Channel Type: Main Channel (>50% of water flow)
Gear Type: Visual Observation, Ground (C)
Channel Type: Main Channel (>50% of water flow)

Fish Observations

Species: juvenile/adult Arctic grayling Life History: Resident
Total Fish Observed: 3 Fish Measured: 3 Passage Barrier:
Fork Lengths (mm) Min: 27 Max: 29 Mean: 28
Collected/Observed by Gear Type: Smith-Root LR-24 (3)
 
Species: juvenile/adult Arctic grayling Life History: Resident
Total Fish Observed: 1 Fish Measured: 1 Passage Barrier:
Fork Lengths (mm) Min: 162 Max: 162 Mean: 162
Collected/Observed by Gear Type: Smith-Root LR-24 (1)
 

Photos

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