The Sonar Potion will detect fish when a fish bites on the fishing rod. The name of the catch is displayed above the bobber.
- This potion does not display anything when summoning Duke Fishron.
- Uses same ingredients as Gills Potion.
- This potion is very helpful in collecting crates, or farming for rare weapons such as the Bladetongue or Crystal Serpent.
- Added to the game.