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Nomination Details For
Anadromous Waters Catalog
Nomination Number 22-734


State of Alaska
Department of Fish and Game
Sportfish Division

Region: Southcentral
USGS Quad:
Upper Reach Latitude 61.2600
Longitude -150.5002 (NAD83/WGS84)
Lower Reach Latitude 61.2617
Longitude -150.5119 (NAD83/WGS84)
AWC Water body #
AWC Water body Name Swan Lake

Observations
Species Date Observed Activity
humpback whitefish (anadromous) 09/13/2022 Rearing Present
coho salmon 09/13/2022 Rearing Present

Comments: AFFI staff sampled the Swan Lake habitat complex from the lower waypoint at the outlet stream below a small human made dam to the upper waypoint at the cabin. Gillnets and minnow traps caught 9 humpback whitefish (1 apparent size class of rearing juveniles) and 6 coho salmon (2 apparent size/year classes of juveniles). Electrofishing and minnow traps detected hundreds of the anadromous form of threespine stickleback and 12 likely anadromous form of ninespine stickleback.

Name of Observer: Charles Cathcart
Submission Date: 09/30/22
ADFG Biologist:
Nomination Status: Change
Nomination Changes To The AWC
Region
Map(quad)
AWC Stream #
Stream
Name
Action
Taken
Species* Comments

Southcentral
TYONEK A-2
247-41-10160
Adding new streams or lakes COp,HWp

Southcentral
TYONEK B-2
247-41-10160-0010
*Swan Lake Adding new streams or lakes COrp,HWp

Southcentral
TYONEK B-2
247-41-10160
Adding new streams or lakes COrp,HWp

Additional files included with this nomination.

File Name

File Size

5,837 KB

This nomination is available as a PDF.


22-734.pdf

View the area map for TYONEK A2 (1,144 KB)

View the area map for TYONEK B2 (2,291 KB)


*Species Codes:
AC - Arctic char AW - Arctic cisco AL - Arctic lamprey
BW - Bering cisco BC - broad whitefish K - chinook salmon
CH - chum salmon CO - coho salmon CT - cutthroat trout
DV - Dolly Varden OU - eulachon HW - humpback whitefish
SF - inconnu LP - lamprey, undifferentiated LC - least cisco
OL - longfin smelt PC - Pacific lamprey P - pink salmon
OP - pond smelt OM - rainbow smelt LV - river lamprey
SM - smelt, undifferentiated S - sockeye salmon SH - Steelhead trout
ST - sturgeon, undifferentiated W - whitefish, undifferentiated
*Activity Codes:
s - spawning     r - rearing     p - present     m - migration