
Check which species have trophy potential in McGregor Lake
Scan the QR code to download the app!


Continue browsing catches and catch locations in the Fishbrain app
Scan the QR code to download the app!
McGregor Lake is a lake located in Flathead County, Montana, United States. It is most popular for fishing Smallmouth bass, Lake char, and Rainbow trout.
Disclaimer: Always check local fishing regulations, water access rights and land ownership before fishing, regardless of any catches logged in that area by the Fishbrain community. Fishbrain has mapped millions of acres of government-owned land across the USA to help you identify potential fishing access, but you are responsible for ensuring compliance with all legal requirements.
Fishing regulations in Montana can change throughout the year. Make sure to check this page before fishing for the most up to date rules and regulations for the current season. Local regulations govern when you can fish, the max size of the fish you can keep, how many fish you can keep, and more.
Below you will see fishing regulations for catching Smallmouth bass as of April 1st, 2026. To view regulations for a different fish species, please click on your preferred species in the drop-down.
Seasons
Bag limit
Micropterus dolomieui
2 ratings
26.7 miles away
81.4 miles away
88.4 miles away
93.0 miles away
93.5 miles away
114.1 miles away
123.0 miles away
132.8 miles away
135.3 miles away
141.1 miles away
151.8 miles away
164.9 miles away
168.1 miles away
179.3 miles away
213.4 miles away
216.1 miles away
218.9 miles away
232.3 miles away
236.3 miles away
240.0 miles away
241.1 miles away
241.7 miles away
242.2 miles away
245.0 miles away
Suggest changes to improve what we show.

Free trial available