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Stocked last season

Cowlitz River At Mayfield Fish Stocking

Washington · 1998 to 2024 on record

According to WDFW records, Cowlitz River At Mayfield has 98 stocking records on file across 4 species. The most recent stocking season represented is 2024.

Cowlitz River At Mayfield stocking
Cowlitz River At Mayfield photo
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98
Stocking records
689,081
Fish reported stocked
4
Species
2024
Latest season

Stocking activity by season

14 seasons on record, most in the 2023 (20 records). Click a bar to jump to that season below.

5 records
2024 · 51,256 fish
1998
2000
2002
2006
2007
2008
2009
2010
2011
2012
2018
2022
2023
2024

Stocking records per season (labelled by the season's end year). Washington's source reports by season, so records aren't broken out by month.

Most-stocked species

Coho 50 records
Chinook 41 records
Steelhead 4 records
Cutthroat 3 records

Location

46.3108, -122.9183

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Stocking history

Values shown exactly as the agency reported them; species names are normalized for search.

SpeciesFish stockedSizePhase
Chinook 2,078 Yearling · COWLITZ SALMON HATCHERY —
Chinook 10,671 Yearling · COWLITZ SALMON HATCHERY —
Chinook 95 Yearling · COWLITZ SALMON HATCHERY —
Chinook 2,106 Yearling · COWLITZ SALMON HATCHERY —
Coho 36,306 Yearling · COWLITZ SALMON HATCHERY —

A stocking record does not guarantee fish remain present or may legally be harvested. Check current Washington fishing regulations →

Quick facts

Latest season 2024
Most stocked Coho
Species Coho, Chinook, Steelhead, Cutthroat
Seasons on record 1998 – 2024
Fish reported 689,081
Coordinates 46.3108, -122.9183

Data source

Compiled from public records published by the Washington Department of Fish and Wildlife. StockedSpots is independent and not affiliated with or endorsed by WDFW.

Source: Washington Department of Fish and Wildlife (WDFW). Data last checked September 1, 2026.
View WDFW source →

Nearby stocked waters

Frequently asked questions

WDFW records show Cowlitz River At Mayfield stocked with Coho, Chinook, Steelhead, Cutthroat.

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