Here is the full list of all 22 Sparkle 2 Evo achievements. It takes around 3-4 hours to unlock all of the achievements on Windows.
Evolve to stage 4
Unlock and finish "Squidworm" zone
Unlock and finish "Octury Deep" zone
Discover a Fish
Discover a Anemone
Discover a Phantom
Discover a Bloodbelly
Discover a Glass squid
Discover a Skeleton
Evolve to stage 3
Discover a
Discover a Glowing squid
Finish the tutorial
Discover a JellyFish
Discover a Nebula
Discover a Malaria
Evolve to stage 2
Eat 100 species
Eat 50 species
Discover three basic elements
Evolve to stage 1
Eat 10 species