Top underwater online slots

UNDERWATER Online Slots – Ranked List & Best Casinos

If you're looking for the top-rated underwater-themed slots, you've come to the right place! We've compiled an updated list based on CGSCORE, featuring the best underwater-themed slots available online. Play free demos to explore the gameplay risk-free, and master the rules without any cost!

Where to Play UNDERWATER-Themed Slots for Real Money

Ready to move beyond free demos? Discover safe and trusted online casinos offering underwater-themed slots and claim exclusive bonus deals from our recommended real-money casinos. Whether you're chasing big wins or exciting gameplay, these top-tier casinos provide the ultimate underwater experience!

 Top SlotsNew SlotsUpcomingFree Slots No Download Top Free underwater Slots Oxygen
CGSCORE 72
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Max Win: 25000x
RTP: 94%
 Giga Bass GigaBlox
CGSCORE 72
ReelPlay Giga Bass GigaBlox
Max Win: 10245x
RTP: 96%
 Big Bite Push Ways
CGSCORE 72
Push Gaming Big Bite Push Ways
Max Win: 4941x
RTP: 96.27%
 Release the Kraken Megaways
CGSCORE 72
Pragmatic Play Release the Kraken Megaways
Max Win: 10000x
RTP: 96.08%
 Big Tuna Bonanza
CGSCORE 72
New!
BGaming Big Tuna Bonanza
Max Win: 5000x
RTP: 97.2%
 Big Catch Bass Fishing Megaways
CGSCORE 72
Blueprint Big Catch Bass Fishing Megaways
Max Win: 5000x
RTP: 96%
 Siren Song
CGSCORE 71
TrueLab Siren Song
Max Win: 30000x
RTP: 96.33%
 Epic Fish Adventure
CGSCORE 71
Quickspin Epic Fish Adventure
Max Win: 5190x
RTP: 96.07%
 Boat Bonanza Down Under
CGSCORE 71
Playn Go Boat Bonanza Down Under
Max Win: 6000x
RTP: 96.25%
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CGSCORE 70
Blue Guru Games Otterly Amazing
Max Win: 17752x
RTP: 96.09%
 Release the Kraken
CGSCORE 70
Pragmatic Play Release the Kraken
Max Win: 10000x
RTP: 96.5%
 Treasure Trawler
CGSCORE 70
Pragmatic Play Treasure Trawler
Max Win: 5000x
RTP: 96.54%
 Neptunes Quest
CGSCORE 70
Williams Interactive Neptunes Quest
Max Win: x
RTP: 96.39%
 Das xBoot
CGSCORE 70
Nolimit City Das xBoot
Max Win: 55200x
RTP: 96.05%
 Reel Em In A Bit Fishy
CGSCORE 70
Light and Wonder Reel Em In A Bit Fishy
Max Win: 8259x
RTP: 95.92%
 Go Fish
CGSCORE 70
Inspired Gaming Go Fish
Max Win: 12500x
RTP: 95.01%
 Kingdoms Rise Guardians of the Abyss
CGSCORE 70
Jackpot!
Playtech Kingdoms Rise Guardians of the Abyss
Max Win: 1250x
RTP: 96.26%
 Jellyfish Flow
CGSCORE 69
Habanero Jellyfish Flow
Max Win: 32416x
RTP: 96.69%
 Lord of the Ocean Magic
CGSCORE 69
Novomatic Lord of the Ocean Magic
Max Win: 5000x
RTP: 95.01%
 Sea Hunter
CGSCORE 69
Playn Go Sea Hunter
Max Win: 1875x
RTP: 96.64%
 ReefPop
CGSCORE 69
AvatarUX ReefPop
Max Win: 10000x
RTP: 96%
 Secrets of Atlantis
CGSCORE 69
NetEnt Secrets of Atlantis
Max Win: 3200x
RTP: 97.07%
 Mermaids Diamond
CGSCORE 68
Playn Go Mermaids Diamond
Max Win: 5000x
RTP: 96.5%
 Ice Lobster
CGSCORE 68
Pragmatic Play Ice Lobster
Max Win: 5000x
RTP: 96.06%
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