Cowlitz County fish stocking
WDFW has stocked 7 waters in Cowlitz County, Washington, with brown trout, channel catfish, cutthroat trout, kokanee, rainbow trout, and tiger muskie. About 78,248 fish were released here in the last 12 months.
Latest stockings
| Date | Water | Species | Fish | Size |
|---|---|---|---|---|
| Lake Merwin | Rainbow Trout | 1,732 | 14.2″ | |
| Lake Merwin | Rainbow Trout | 821 | 18.8″ | |
| Horseshoe Lake | Rainbow Trout | 72 | 25.5″ | |
| Horseshoe Lake | Rainbow Trout | 2,500 | 9.3″ | |
| Kress Lake | Brown Trout | 2,700 | 9″ | |
| Lake Sacajawea | Brown Trout | 2,700 | 9″ | |
| Lake Sacajawea | Rainbow Trout | 3,500 | 9.3″ | |
| Kress Lake | Rainbow Trout | 3,120 | 9.2″ | |
| Cowlitz River | Cutthroat Trout | 10,130 | 8.4″ | |
| Silver Lake | Rainbow Trout | 2,000 | 9″ | |
| Cowlitz River | Cutthroat Trout | 27,881 | 7.4″ | |
| Silver Lake | Rainbow Trout | 3,001 | 8.6″ | |
| Merrill Lake | Brown Trout | 3,000 | 4.7″ |
All stocked waters in Cowlitz County
Lake Merwin
Cowlitz County
Last stocked Jul 13, 2026
Kokanee, Rainbow Trout, Tiger Muskie
Horseshoe Lake
Cowlitz County
Last stocked May 15, 2026
Brown Trout, Rainbow Trout
Kress Lake
Cowlitz County
Last stocked May 6, 2026
Brown Trout, Channel Catfish, Rainbow Trout
Lake Sacajawea
Cowlitz County
Last stocked May 6, 2026
Brown Trout, Rainbow Trout
Cowlitz River
Cowlitz County
Last stocked Apr 15, 2026
Cutthroat Trout
Silver Lake
Cowlitz County
Last stocked Jan 2, 2026
Rainbow Trout
Merrill Lake
Cowlitz County
Last stocked Oct 4, 2023
Brown Trout