Here is the full list of all 12 ABZÛ achievements worth 1,000 gamerscore. It takes around 1-2 hours to unlock all of the achievements on Xbox One.
Discover those that lurk in the abyss.
Discover the polar region.
Add all secret shells to your collection.
Breach the water on the back of a blue whale.
Release fish from all the hidden pools.
Find all the meditation statues.
Ride the Great White Shark.
Complete the adventure.
Perform a flip while riding a creature.
Burst 15 fish schools in the jetstream.
Witness predation while meditating.
Leap from the water.