Eat the fish that are smaller than you so that you can grow. Simply move the mouse around the game to move your fish.
Don't get eaten by fish that are bigger than you.
Keep growing to work your way up the food chain. The meter goes up as you eat more fish. Fill up the meter to win the level.
Eat the shiny gold fish for bonus points. Every few levels is a bonus level, where you have to try and eat as many gold fish as you can within a minute.
