Epic games added in a bunch of new fish in Fortnite chapter 2 season 4. All of these fish have different abilities once you consume them. Here's a list of the new fish and their abilities.
Thermal Fortnite fish - Thermal view of everything, enemies highlighted in bright white.
Hop Flopper - Hop around with low gravity similar to hop rocks.
Shield Fish - Grants you 50 shield.
Jellyfish - Provides 20 health or shield or will heal health first then the rest will go towards your shield.
Spicy Fish - Will give you a running speed boost similar to peppers
Upcoming fishes in Fortnite chapter 2 season 4 include the Midas Flopper Fish and the Vendetta fish.
Midas Flopper Fish - Once consumsed, all your inventory will turn to legendary variants.
Vendetta Fortnite Fish - The Vendetta fish will mark a nearby enemy, making it easier to know exactly where they are.
Both the Midas fish and the Vendetta fish will be of legendary rarity with a max stack size of 2.
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