Every week brings something new at Happy Aquarium, but it seems that last week, the game decided to return their UFO demo tank to the mothership early to showcase their new Baby Playtypus and a ...

Happy Aquarium seems to have started a new tradition of rolling out a new in-game "Demo Tank" each week. Today, they've launched a UFO theme using a combo of regular and specially priced items. Stuff ...

Happy Aquarium actually had its new demo tank up yesterday, but it was somewhat empty and obviously still being constructed. You've gotta wonder whose job it is to decorate a virtual aquarium week ...

That gorgeous vista you're seeing in this week's new Happy Aquarium demo tank is called the "Emerald Isle" and goes for 36 Pearls or 30 Facebook Credits, which is a moderate pricing as far as tank ...