Crystal Reef is the most popular underwater area. It is teeming with sea life there. There is ladder in Crystal Reef to lead you to Crystal Sands, and you can access Flippers 'N Fins there, which is the underwater pet shop. You can also play 1 game: Eat 'Em Up. There is a journey book page for this area with 12 creatures in it: marlin, humpback whale, stingray, lobster, pufferfish, acorn barnacle, feather duster worm, staghorn coral, brain coral, tube sponge, flounder, and a clownfish. The prize is a pufferfish plushie. Crystal Reef leads to Deep Blue and Bahari Bay. Many times while you're there, you will see many different colour fishes swimming by, such as the yellow ones at the top, the striped ones in the middle, and the blue ones at the bottom. It's very bright in this area. Often, you will see bubbles floating around. Like most underwater areas, it's not very popular in the land of Jamaa. The Crystal Reef is a perfect area for all fans of the coral reef, and definitely holds all the colours of the rainbow!