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When are Largemouth Bass biting on Rock Lake?
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Fishing regulations at Rock Lake, IN
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 Indiana 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 Spotted gar as of April 2nd, 2026. To view regulations for a different fish species, please click on your preferred species in the drop-down.
Seasons
No bag limit. No size limit. No closed season.
A bow and arrow or crossbow can be used year-round at any time of day to take Asian carp, bowfin, buffalo fish, common carp, gar, shad, and suckers from streams, rivers, and non-flowing waters (including lakes, ponds, and reservoirs). A fishing license is required to use a bow and arrow or crossbow as fishing equipment.
Bowfin, buffalo fish, carp, gar, shad, and sucker from Lake Michigan can be taken with a bow and arrow.
A gig, fish spear, speargun, or underwater spear can be used year-round at any time of day to take Asian carp, bowfin, buffalo fish, common carp, gar, shad, and suckers from non-flowing waters (including lakes, ponds, and reservoirs) and the following large rivers:
- Kankakee River, upstream to the SR 55 bridge
- Maumee River, upstream to the Anthony Boulevard bridge in Fort Wayne
- St. Joseph River, upstream from Twin Branch Dam in Elkhart and St. Joseph counties
- Tippecanoe River, upstream to one-half mile below its confluence with Big Creek in Carroll County. Fish spears and fish gigs cannot be used in, on, or adjacent to Tippecanoe River from a half-mile below its juncture with Big Creek in Carroll County upstream to the Oakdale Dam.
- Wabash River, upstream to SR 13 in Wabash
- White River, upstream from the Wabash River to the junction of East and West forks
- White River/East Fork, upstream to the dam at the south edge of Columbus
- White River/West Fork, upstream to the dam below Harding Street in Indianapolis
Lepisosteus oculatus
Regulations for
FAQ about Rock Lake fishing
- Spotted gar - 1 members reported to have caught this fish
- Largemouth bass - 2 members reported to have caught this fish
- Black bullhead - 1 members reported to have caught this fish
- @caseywood1317 reported a nice Largemouth bass.
- @zacharywatkins9943 reported a nice Spotted gar.
- @zacharywatkins9943 reported a nice Spotted gar.
- @kylesmith7295 reported a nice Largemouth bass.
- @kodyhoward reported a nice Bluegill.
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