Big Lake Fishing Regulations
Skagit County, Washington · 2026 size limits, bag limits, and seasons
Big Lake is a lake in Skagit County, Washington. It has its own fishing regulations for 5 species, including Channel Catfish, Largemouth Bass, Other Game Fish, and Smallmouth Bass. These rules replace Washington's statewide limits on this water.
Map of Big Lake
Fish with special rules on Big Lake
Tap a fish for identification tips, size records, and the best bait.
Big Lake limits by species (2026)
| Species | Size limit | Daily bag | Season |
|---|---|---|---|
 Channel Catfish | – | 10 | Year-round |
 Largemouth Bass1 over 17” may be retained. | 12" max | 10 | Year-round |
| Other Game FishStatewide min. size/daily limit. | – | – | Year-round |
 Smallmouth BassOnly 1 over 14” may be retained. | – | 15 | Year-round |
 WalleyeOnly 1 over 22” may be retained. | – | 16 | Year-round |
– means no limit is listed for this water. Rules not shown here follow Washington's statewide regulations.
Plan your Big Lake trip
Big Lake fishing: common questions
What fish have special regulations on Big Lake?
5 species have rules specific to Big Lake: Channel Catfish, Largemouth Bass, Other Game Fish, Smallmouth Bass, and Walleye.
What is the channel catfish limit on Big Lake?
No size limit is listed for Channel Catfish on Big Lake, and the daily bag limit is 10.
What is the largemouth bass limit on Big Lake?
Largemouth Bass have a maximum size of 12" on Big Lake, and the daily bag limit is 10.
What is the other game fish limit on Big Lake?
No size limit is listed for Other Game Fish on Big Lake.
Do Washington statewide fishing rules apply on Big Lake?
Where Big Lake 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
Take Big Lake rules on the water
Identify your catch, check if it's a keeper, and log it. CatchVault is on iOS, with Android on the way.