1. The location of the legendary crocodile is in the picture below.
2. After arriving at the location, there is a prompt in the upper left corner that the player has entered the legendary animal realm.
3. Turn on the eagle eye mode to look for clues, as shown in the picture, usually golden smoke
4. Equip the weapon after finding the clue.
5. You need to look for three clues before you can see the crocodile.
6. Be sure to use scent to cover yourself before hunting, and the gun should be more powerful.
The above is the entire guide to the legendary crocodile location in Red Dead Redemption 2. I hope it can help you.