In the depths of the ocean, an ancient way of life reigns: the everlasting conflict between FISH and SHARKS.
The fish want to school together by being in one big connected area of water, with nothing separating them. However, they don't want to share a space with the sharks, as the sharks have a problematic habit of eating them.
Rearrange the stone blocks and move the fish and sharks around to create a continuous area containing all the fish without ever placing a fish and a shark in the same area.
You can play this game on your smartphone as well as your computer.
Made in 48 hours for Ludum Dare 57 (theme: "Depths".) However, due to personal reasons I had to submit it about 7 hours early, so really it was made in about 41 hours.