🐟 What fish can you catch in Hanover?

Most commonly caught species around Hanover , IL : Largemouth bass - 2,892 reported catches Smallmouth bass - 988 reported catches Northern pike - 662 reported catches Bluegill - 554 reported catches Channel catfish - 376 reported catches .

📢 What are the latest Hanover fishing reports?

The latest Hanover , IL fishing reports are: @Karma- reported a nice Bluegill at Horseshoe Pond County Park . @maxd7208 reported a nice Largemouth bass at Waddams Creek . @AnglerArty reported a nice Shortnose gar at O'Leary's Lake . @sunarayfish reported a nice Largemouth bass at O'Leary's Lake . @sunarayfish reported a nice Largemouth bass at O'Leary's Lake . .

Fishing in Hanover, IL

Q: 🎣 Where to fish in Hanover, Illinois?

Anglers in Hanover , IL recommend these top fishing spots: Mississippi River (IL) , Maquoketa River , Galena River , Apple River , Spring Lake .

Q: 📅 What is the best time to go fishing in Hanover?

Download the Fishbrain app and see today's Fishing and Weather Forecast for Hanover , IL . We give you weather trends and help you find the perfect window to catch your next personal best. With Fishbrain Pro , you will get the following capabilities: Plan smarter: Get hour-by-hour fishing weather conditions. Fish at peak times: Use BiteTime™ predictions to maximize catches. Stay ahead of the weather: Get hyper-local, real-time updates. .

Illinois, United States

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Top fish species in Hanover

Latest Hanover fishing reports

Bluegill

Horseshoe Pond County Park

length · weight

Largemouth bass

Waddams Creek

length · weight

Shortnose gar

O'Leary's Lake

length · weight

Largemouth bass

O'Leary's Lake

length · weight

Largemouth bass

O'Leary's Lake

length · weight

Largemouth bass

O'Leary's Lake

length · weight

Common carp

O'Leary's Lake

length · weight

Common carp

O'Leary's Lake

length · weight

Largemouth bass

Dubuque Harbor

length · weight

Smallmouth bass

length · weight

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Fishing regulations in Hanover

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 Illinois 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 Largemouth bass as of April 17th, 2026. To view regulations for a different fish species, please click on your preferred species in the drop-down.

Select species

Largemouth bass

Seasons

Open

Bag limit

Aggregate

There is no statewide size limit. Daily harvest limit is 6 Bass, either singly or in the aggregate, except as specified under Site-Specific Regulations. Only statewide regulations are shown herein, but you can access Site-Specific Regulations online.

Very good Catch, Clean, Cook Largemouth Bass by BlueGabe

Micropterus nigricans

Regulations for

42°15′19.1″N 90°16′25.3″W

Regulations in the map

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FAQ about Hanover fishing

Anglers in Hanover, IL recommend these top fishing spots: Mississippi River (IL), Maquoketa River, Galena River, Apple River, and Spring Lake.

Most commonly caught species around Hanover, IL:

Largemouth bass - 2,892 reported catches
Smallmouth bass - 988 reported catches
Northern pike - 662 reported catches
Bluegill - 554 reported catches
Channel catfish - 376 reported catches

The latest Hanover, IL fishing reports are:

@Karma- reported a nice Bluegill at Horseshoe Pond County Park.
@maxd7208 reported a nice Largemouth bass at Waddams Creek.
@AnglerArty reported a nice Shortnose gar at O'Leary's Lake.
@sunarayfish reported a nice Largemouth bass at O'Leary's Lake.
@sunarayfish reported a nice Largemouth bass at O'Leary's Lake.

Download the and see today's Fishing and Weather Forecast for Hanover, IL. We give you weather trends and help you find the perfect window to catch your next personal best. With Fishbrain Pro, you will get the following capabilities: