
Nooksack River, Middle Fork Fishing Regulations
Whatcom County, Washington · 2026 size limits, bag limits, and seasons
Nooksack River, Middle Fork is a river in Whatcom County, Washington. It has its own fishing regulations for 9 species, including Brook Trout, Brown Trout, Cutthroat Trout, and Golden Trout. These rules replace Washington's statewide limits on this water.
Map of Nooksack River, Middle Fork

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Nooksack River, Middle Fork limits by species (2026)
| Species | Size limit | Daily bag | Season |
|---|---|---|---|
| All Fish SpeciesBarbless; Single Point Hook; No Bait | – | – | Year-round |
| – | – | Nov 1 – Dec 31, Jan 1 – Jan 31 | |
| – | – | Oct 1 – Dec 31, Jan 1 – Jan 31 | |
| – | – | Oct 1 – Dec 31, Jan 1 – Jan 31 | |
| – | – | Oct 1 – Dec 31, Jan 1 – Jan 31 | |
| 14" min | – | Oct 1 – Dec 31, Jan 1 – Jan 31 | |
| – | – | Oct 1 – Dec 31, Jan 1 – Jan 31 | |
| – | – | Oct 1 – Dec 31, Jan 1 – Jan 31 | |
| Other Game Fish | – | – | Oct 1 – Dec 31, Jan 1 – Jan 31 |
| – | – | Oct 1 – Dec 31, Jan 1 – Jan 31 | |
| – | – | Oct 1 – Dec 31, Jan 1 – Jan 31 | |
| Wild Rainbow TroutWild fish only | 14" min | – | Oct 1 – Dec 31, Jan 1 – Jan 31 |
– means no limit is listed for this water. Rules not shown here follow Washington's statewide regulations.
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Nooksack River, Middle Fork fishing: common questions
What fish have special regulations on Nooksack River, Middle Fork?
9 species have rules specific to Nooksack River, Middle Fork: Brook Trout, Brown Trout, Cutthroat Trout, Golden Trout, Lake Trout, Other Game Fish, Rainbow Trout, and Steelhead, and 1 more.
What is the brook trout limit on Nooksack River, Middle Fork?
No size limit is listed for Brook Trout on Nooksack River, Middle Fork. Season: Oct 1 – Dec 31, Jan 1 – Jan 31.
What is the brown trout limit on Nooksack River, Middle Fork?
No size limit is listed for Brown Trout on Nooksack River, Middle Fork. Season: Oct 1 – Dec 31, Jan 1 – Jan 31.
What is the cutthroat trout limit on Nooksack River, Middle Fork?
No size limit is listed for Cutthroat Trout on Nooksack River, Middle Fork. Season: Oct 1 – Dec 31, Jan 1 – Jan 31. Limits change during the year.
Do Washington statewide fishing rules apply on Nooksack River, Middle Fork?
Where Nooksack River, Middle Fork has its own rule for a species, that rule replaces the statewide limit. For species not listed on this page, Washington's statewide regulations apply. Regulations are set by the Washington Department of Fish and Wildlife; confirm with the official 2026 regulations before keeping a fish.
Other Washington waters with special regulations
- Yakima River · Benton
- Columbia River
- Wind River · Skamania
- Drano Lake · Skamania
- Naselle River · Pacific
- Roosevelt Lake · Ferry/Grant/Lincoln/Okanogan/Stevens
- Cowlitz River · Cowlitz/Lewis
- Green River · Duwamish
- Grays River · Wahkiakum
- Nisqually River · Pierce/Thurston
- Nooksack River · Whatcom
- Humptulips River · Grays Harbor
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