Here's the spritesheet of a 48x48 4 frames animation of the water tile you've mentionned :
it's a ping-pong animation :
I'll add it for my next Unity update but you can already play with it :)
That looks amazing. I don't know if there is compression on the images on itchi.io so I might wait for the next update. Thanks for the quick work ! Really appreciated:)
Okidac :)