If the name of the fish is blue, that means it can only be caught with a Pro Fishing Rod.
Floppers
Restores 50 HP. The max stack size is 4.
Minimum length is 30cm, maximum is 60cm.
Orange Flopper Found Anywhere
Green Flopper Found Anywhere
Blue Flopper Found Anywhere
Unreleased
Midas Flopper Turns all of your weapons into their Legendary variants.
Vendetta Flopper Marks a nearby enemy.
Small Fry
Restores 25 HP, up to 75 HP (similar to Bandages). The max stack size is 6.
Light Blue Small Fry
Found Anywhere
Blue Small Fry
Found near Coastal Areas
Purple Top Small Fry
Found Anywhere
Tan Small Fry
Found Anywhere
Black Small Fry
Found Anywhere at night
Slurpfish
Restores 50 HP or Shield (similar to Slurp Juice). The max stack size is 3.
Blue Slurpfish
Found Anywhere
Yellow Slurpfish
Found in Swamp areas
Purple Slurpfish
Found in Mountainous areas
Black & Blue Slurpfish
Found near Coastal areas at night
White Slurpfish
Found in Swamp Areas at night
Spicy Fish
Restores 15 health and increases movement speed for 45 seconds (similar to Peppers). The max stack size is 3.
Minimum length is 30cm, maximum is 60cm.
Molten Spicy Fish
Found Anywhere
Drift Spicy Fish
Found in Forest areas
White Spotted Spicy Fish
Found in Mountainous areas
Southern Spicy Fish
Found in Swamp areas
Sky Blue Spicy Fish
Found near Coastal areas
Hop Floppers
Restores 15 health and increases player jump height for 1 minute (similar to Hop Rocks). The max stack size is 3.
Minimum length is 55cm, maximum is 100cm.
Drift Hop Flopper
Found Anywhere
Coho Hop Flopper
Found in Forest areas
Atlantic Hop Flopper
Found in Mountainous areas
Chinhook Hop Flopper
Found in Swamp areas
Chum Hop Flopper
Found near Coastal areas
Jellyfish
Restores 20 HP or Shield in a radius around the player using the item (similar to Chug Splashes). The max stack size is 3.
Minimum length is 35cm, maximum is 50cm.
Slurp Jellyfish
Found Anywhere
Dark Vanguard Jellyfish
Found in Swamp areas at night
Cuddle Jellyfish
Found in Swamp areas
Peely Jellyfish
Found in Mountainous areas
Purple Jellyfish
Found near Coastal areas