Residents and non-residents of Indiana must have a valid fishing license if over the age of 16. Indiana considers someone who has been living in the state for at least 60 days as a resident.
Anglers who favor channel catfish will find that there is no limit on the number of channel cats an angler can keep from Gibson Lake in Gibson County and from the Turtle Creel Reservoir in Sullivan County.
Walleye caught from the Ohio River have no minimum size limit, unlike the 14-inch limit imposed on this species in the rest of Indiana. The St. Joseph River has its own special 15-inch minimum length for walleyes.
Ice fishermen in Indiana have a limit of no more than three tip-ups and these devices have to have the owner's name and address on them. The angler must keep deployed tip-ups in her sight at all times.
Bantam sunfish, lake sturgeon, cavefish, redside dace, channel darters, northern brook lampreys, greater redhorse, variegate darters and gilt darters are all categorized as endangered fish in Indiana, making it illegal to catch or possess them.