Full list of all 23 Feed and Grow: Fish achievements.
The base game contains 20 achievements, and there are 3 DLC packs containing 3 achievements.
Defeat the Prognathodon!
Defeat the Megalodon!
Defeat the Arapaima!
As a King Crab defeat the Evil King Crab and take his scepter.
Defeat the Great white shark!
Grow a Crab to Level 10
Gather 10 pirate coins!
Gather 5 pirate coins!
Grow a Crab to Level 5
As a King Crab defeat the Evil King Crab and take his scepter. ( 2016 Special Achievement )
Eat 50 candy without dying.
Eat 100 candy without dying.
Eat 150 candy without dying.
Eat 200 candy without dying.
Eat 250 candy without dying.
Eat 300 candy without dying.