In the United States, June is recognized as National Ocean Month, which celebrates the importance of the ocean. June 8th is World Oceans Day, a global event. It’s a fitting time to play slots with underwater themes. These slots feature marine animals, such as dolphins and sharks. They celebrate aquatic life and even appeal to those who love fantasy with mythical mermaids.
Mermaid’s Fortune
This underwater-themed slot by AGS has an RTP of 95.76% and high volatility. The mermaid is the highest-paying symbol. She is followed by a treasure chest, an anchor, and a pair of seahorses. Open the treasure chest to find the wild, which substitutes for all other symbols except the scatter and expands when it appears on reels 2 and 4 in the free spins round.
You can unlock free spins, wilds, and bonus rounds by collecting treasure maps and mermaid symbols. Three or more diamonds in seashells will award you with a cash prize or one of three jackpots. If you enjoy fantasy and adventure in the aquatic realm, you can play this slot for real money at Parx Casino Michigan.
Ocean’s Treasure
This slot by NetEnt has an RTP of 95.99% and medium volatility. The symbols in the game include a message in a bottle, a key, a compass, and gems. The free spins’ round has the potential for big wins due to the multipliers. Landing three treasure chest scatter symbols anywhere on reels one, three, and five at once triggers 10 free spins. In the free spins round, you receive two extra free spins if a wild lands on the reels. The level meter will also fill halfway.
Land another wild, and it fills up, which takes you to the next level. The multiplier increases with each level, and at level five, you will get a 12x multiplier. The kraken appears when you reach level five, and you receive a bonus of 100x your stake.
Dolphin Gold Stellar Jackpots
When you read some good magazines about marine life, you will often find articles about dolphins due to the fascination with this intelligent underwater creature. If you love dolphins, you will enjoy playing this slot by Lightning Box with an RTP of 96.32% and medium volatility. It combines an underwater theme with some cosmic jackpots and the wild symbols are a blue dolphin and a gold dolphin.
Other symbols in the game are manta rays, turtles, fish, aquatic plants, and seahorses. The dolphins can double payouts and trigger up to 21 free spins. You have a chance of retriggering it for a total of up to 42 free spins.
The standout feature is the Stellar Jackpots bonus that activates randomly. In this pick-’em-style feature, you must pilot your ship and go through levels to reach the jackpot stage. This allows you to win one of three jackpot prizes.
Great Blue
Great Blue by Playtech has an RTP of 96.03% and high volatility. The reel setup is traditional, and gameplay is simple but rewarding. It features marine symbols, such as orcas, sharks, and turtles. The maximum win is 10,000x your stake. The orca is the wild, which is stacked on all reels and can double your wins.
The oyster is the scatter symbol, which can trigger the bonus round. You will start the bonus round with 8 free spins and a 2x multiplier. You will be presented with five clamshells from which you must select two. This can potentially increase your free spins to 33 and multipliers up to 15x.
Shark Frenzy
When you start surfing, one of your fears may be encountering sharks. These fierce predators are on full display in this slot game by Slot Mill. It has an RTP of 96.13% and medium to high volatility. The animations are absorbing, and it features multipliers, free spins, and bonus buys.
The wild shark symbol triggers the Respin Frenzy, where only Treasure and Bonus symbols appear. Respins will continue if new symbols land on the reels. Landing 3 to 5 scatter symbols triggers the free spins round, where you get up to 10 free spins. Each consecutive free spin increases the win multiplier. A Fast Track feature allows you to buy entry into bonus rounds.