Use the Special Swamp Lure to catch this fish.
Use a Special River Lure to catch this fish. To catch the Legendary Bluegill, use a Special Lake Lure. You will discover it if you accept Kieran's offer to go fishing during Chapter 3. You can obtain a map with the locations of all of the fish by speaking to Jeremy Gill and starting the Stranger quest A Fisher of Fish on the pier along the northeast shore of Flat Iron Lake. There are 13 Legendary Fish to catch throughout the world of Red Dead Redemption 2. Legendary Fish Location and Catching Guides
Know what you're looking to catch? Click the links below to find individual fish guides or continue scrolling to learn even more about each of the Legendary Fish in RDR2.