Top fish species at Upper Brown Lake
Check which species have trophy potential in Upper Brown Lake
Upper Brown Lake fishing reports
15 in · 3 lb 4 oz
length · weight
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When are Largemouth Bass biting on Upper Brown Lake?
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Fishing regulations at Upper Brown Lake, IA
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 Iowa 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 22nd, 2026. To view regulations for a different fish species, please click on your preferred species in the drop-down.
It is unlawful to harvest, possess, land, purchase, sell, or exchange this species.
Micropterus dolomieui
Regulations for
FAQ about Upper Brown Lake fishing
- Smallmouth bass - 1 members reported to have caught this fish
- Largemouth bass - 1 members reported to have caught this fish
- @Calebmihm reported a nice Smallmouth bass.
- @knagle3886 reported a nice Largemouth bass.
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