Aquatica is a datapack that aims to add to the aquatic parts of Minecraft. Currently, it overhauls the fishing system, allowing for living creatures to be fished up, barrels, and more.
Aquatica adds 3 new fishing enchantments, 9 new fishing advancements in a unique advancement category, 1 new advancement in the adventure category, and completely reworks the fishing loot table, including a unique set of items to fish up in the end dimension.