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Underwater-Themed Casino Games

132 games from 43 providers • Up to 96.7% RTP

Filters

132 results
Type
Provider
Volatility
Min. RTP
Big Bass SplashHotHigh

Big Bass Splash

Pragmatic Play

RTP 94.60%View game
Big Bass BonanzaHotMedium

Big Bass Bonanza

Pragmatic Play

RTP 94.50%View game
Big Bass Amazon XtremeHotHigh

Big Bass Amazon Xtreme

Pragmatic Play

RTP 94.05%View game
Big Bass Mission FishinHotHigh

Big Bass Mission Fishin

Pragmatic Play

RTP 96.50%View game
Big Bass Hold and SpinnerHigh

Big Bass Hold and Spinner

Pragmatic Play

RTP 96.70%View game
Big Bass Bonanza MegawaysHigh

Big Bass Bonanza Megaways

Pragmatic Play

RTP 96.70%View game
Crabby's Gold IIHotHigh

Crabby's Gold II

Play'n GO

RTP 96.20%View game
Big Bass Hold and Spinner MegawaysHigh

Big Bass Hold and Spinner Megaways

Pragmatic Play

RTP 94.62%View game
Boat BonanzaHigh

Boat Bonanza

Play'n GO

RTP 84.22%View game
Bigger Bass BonanzaHigh

Bigger Bass Bonanza

Pragmatic Play

RTP 94.62%View game
Big Bass Bonanza Reel ActionHigh

Big Bass Bonanza Reel Action

Pragmatic Play

RTP 96.50%View game
It’s Shark Time!Low

It’s Shark Time!

ELA Games

RTP 95.20%View game
Big Bass CrashHigh

Big Bass Crash

Pragmatic Play

RTP 95.50%View game
Big Bass Christmas BashVery High

Big Bass Christmas Bash

Pragmatic Play

RTP 94.60%View game
Boat Bonanza Colossal CatchMedium

Boat Bonanza Colossal Catch

Play'n GO

RTP 84.20%View game
Big Bass HalloweenMedium

Big Bass Halloween

Pragmatic Play

RTP 94.09%View game
Ocean Gems BonanzaMedium

Ocean Gems Bonanza

Skywind

RTP 96.50%View game
Lord of the OceanHigh

Lord of the Ocean

Greentube

RTP 92.13%View game
Manta MayhemNewHigh

Manta Mayhem

Play'n GO

RTP 96.20%View game
Big Bass Bonanza Keeping it ReelHigh

Big Bass Bonanza Keeping it Reel

Pragmatic Play

RTP 94.07%View game
Pearl Coin RiseHotHigh

Pearl Coin Rise

RubyPlay

RTP 96.10%View game
Big Bass Splash Jackpot PlayHotHigh

Big Bass Splash Jackpot Play

Pragmatic Play

RTP 94.60%View game
SeamenHigh

Seamen

Nolimit City

RTP 96.04%View game
Shark Pop: Coin CollectNewHigh

Shark Pop: Coin Collect

Games Global

RTP 94.00%View game
Commander of TridentsNewHigh

Commander of Tridents

Hacksaw Gaming

RTP 96.28%View game
Razor ReturnsHigh

Razor Returns

Push Gaming

RTP 88.83%View game
Razor SharkHigh

Razor Shark

Push Gaming

RTP 88.42%View game
Big Bass Bonanza Jackpot PlayHotMedium

Big Bass Bonanza Jackpot Play

Pragmatic Play

RTP 94.50%View game
King Of PearlsNewHigh

King Of Pearls

Zitro

—View game
Mermaid's Treasure TroveNewVery High

Mermaid's Treasure Trove

Pragmatic Play

RTP 96.50%View game
Fins of FortuneHotHigh

Fins of Fortune

Gaming Corps

RTP 96.00%View game
King Of The TridentHotMedium

King Of The Trident

Wizard Games

RTP 88.09%View game
Penguin StyleMedium

Penguin Style

Amusnet

RTP 96.08%View game
Fishin' ReelsHigh

Fishin' Reels

Pragmatic Play

RTP 94.50%View game
Dolphins Pearl DeluxeMedium

Dolphins Pearl Deluxe

Greentube

RTP 95.07%View game
Lobster Bob's Crazy Crab ShackHigh

Lobster Bob's Crazy Crab Shack

Pragmatic Play

RTP 94.03%View game
Slingo Shark WeekMedium

Slingo Shark Week

Gaming Realms

RTP 95.68%View game
Mad Hit Marlin BonanzaMedium

Mad Hit Marlin Bonanza

RubyPlay

RTP 96.00%View game
Kraken BayVery High

Kraken Bay

ELA Games

RTP 95.10%View game
Release the Kraken MegawaysVery High

Release the Kraken Megaways

Pragmatic Play

RTP 96.40%View game
Release the Kraken 2Medium

Release the Kraken 2

Pragmatic Play

RTP 93.98%View game
Dolphin DelightHigh

Dolphin Delight

Skywind

RTP 95.74%View game
Fishing TrawlerHigh

Fishing Trawler

G Games

RTP 95.70%View game
Killer Sharks Action CollectMedium

Killer Sharks Action Collect

Four Leaf Gaming

RTP 96.11%View game
Prosperity PearlsMedium

Prosperity Pearls

Wazdan

RTP 96.18%View game
Sky BountyHigh

Sky Bounty

Pragmatic Play

RTP 94.03%View game
Caribbean AnneHigh

Caribbean Anne

Kalamba Games

RTP 93.52%View game
Pirate Gold DeluxeHigh

Pirate Gold Deluxe

Pragmatic Play

RTP 94.48%View game

Where are you playing from?

Operators, bonuses and odds are only shown for the market you're in, so we can list what's actually licensed there.

Underwater Casino Games

What the Underwater theme covers

Underwater is a small theme collection for players. It brings together casino games with an undersea theme, while each title can use its own visual approach. Every game in this collection is a slot. Slot games use spins to evaluate symbol combinations according to their individual rules; check a game's rules screen for how that title works.

The studios most represented, in order, are Games Global, Yggdrasil, 4ThePlayer, Relax Gaming, and Wizard Games. The examples below are slots from several of these studios, so the theme is not limited to one provider.

Compare RTP and volatility

Among the widely carried examples, Treasure Tumble from Relax Gaming has a 94.5% RTP and high volatility. Fisherman's Bounty from Wizard Games has a 94% RTP and medium volatility. Games Global's Fishin Madness QUADGROWS has a 92.1% RTP and high volatility. Another Games Global slot, Action Bass, has a 92.69% RTP and high volatility.

RTP is a theoretical long-run average for one game configuration, not a prediction for a session. The same game can use different RTP configurations at different operators, so the information panel for the game you open at a casino determines the applicable figure. Sort the game list by RTP to compare the displayed values; check volatility separately, since it describes the pattern of variance rather than the long-run return.

Choosing an Underwater slot

Use the list to compare titles and open a game's page for its details before choosing. A high-volatility label may suit someone comfortable with greater variation between results, while a medium label indicates a different volatility profile. Neither label predicts the outcome of a session.

Casino availability can vary by market. Players can check the casino listings to see which titles they can access, or browse the wider slot games section to compare other themes.

Frequently Asked Questions

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