All Tropical Fish Datapack

This datapack allows you to collect all 3072 tropical fish variants in Minecraft with a "fishdex" on advancements gui. 
If you catch e'm all, you gained 3072 levels for completing this datapack. 
 

Global advancement tab

For better experience, please use the "All Tropical Fish Collection"
 
 
Mod like Better Advancements (Forge) or Paginated Advancements & Custom Frames (Fabric, with Cloth Config API) is recommended to enlarge the size of the advancement GUI.