Dolphin Reef is an online slot machine developed by NextGen Gaming. The popular slot online has five reels, twenty paylines and wilds & scatters. It has an auto-play. Pick any of the five paylines, from 20 to 3, and you can place a bet for every payline ranging from a penny to five bucks. There is a Max button allowing you to place a maximal bet. You can play the slot online in demo mode or with real money. The Dolphin Reef symbols include starfishes, sea turtles and sea horses among other fishes and aquatic wonders. You would also find the popular card symbols A, K, Q, J, 10 and 9. Dolphin is the wild symbol and it appears on reels two and four. You get five free spins. The Chest is a scatter or multiplier symbol. The slot online may or may not have a jackpot depending on where you play.