underwater online slots

UNDERWATER Online Slots

Theme and atmosphere is an important part of the slot for many players. If you like underwater you have come to the right place! We have browsed the Internet to come up with this great collection of all online slots with underwater theme. Try the best underwater-themed slots in this updated top list based on CGSCORE. Play free demos, just for fun! A great way to learn the rules withour cost.

Where to Play UNDERWATER-Themed Slots

Are you tired of playing free demos? Then visit your favourite slot to find safe and trusted online casinos with underwater slots. There you can claim great bonus deals from our recommended real money casinos.

 Top SlotsNew SlotsUpcoming Razor Shark
CGSCORE 99
Push Gaming Razor Shark
Max Win: 100000x
RTP: 96.7%
 Razor Returns
CGSCORE 99
Push Gaming Razor Returns
Max Win: 100000x
RTP: 96.55%
 Beast Below
CGSCORE 92
Hacksaw Gaming Beast Below
Max Win: 10000x
RTP: 96.29%
 Big Bite
CGSCORE 90
New!
Push Gaming Big Bite
Max Win: 10000x
RTP: 96.33%
 Ice Lobster
CGSCORE 88
New!
Pragmatic Play Ice Lobster
Max Win: 5000x
RTP: 96.06%
 Das xBoot
CGSCORE 88
Nolimit City Das xBoot
Max Win: 55200x
RTP: 96.05%
 Boat Bonanza Down Under
CGSCORE 88
New!
Playn Go Boat Bonanza Down Under
Max Win: 6000x
RTP: 96.25%
 Beware the Deep Megaways
CGSCORE 87
New!
Pragmatic Play Beware the Deep Megaways
Max Win: 10000x
RTP: 96.54%
 Release the Kraken
CGSCORE 87
Pragmatic Play Release the Kraken
Max Win: 10000x
RTP: 96.5%
 Piranha Pays
CGSCORE 86
New!
Playn Go Piranha Pays
Max Win: 5000x
RTP: 96.2%
 Golden Catch Megaways
CGSCORE 86
Big Time Gaming Golden Catch Megaways
Max Win: 31430x
RTP: 96.53%
 Oxygen
CGSCORE 85
ELK Oxygen
Max Win: 25000x
RTP: 94%
 Mega Don
CGSCORE 85
Playn Go Mega Don
Max Win: 10000x
RTP: 96%
 Release the Kraken 2
CGSCORE 85
Pragmatic Play Release the Kraken 2
Max Win: 5000x
RTP: 96.03%
 Fishtastic
CGSCORE 84
New!
Red Tiger Gaming Fishtastic
Max Win: 6125x
RTP: 95.65%
 Ariana
CGSCORE 84
Microgaming Ariana
Max Win: 1200x
RTP: 95.48%
 Otterly Amazing
CGSCORE 83
Blue Guru Games Otterly Amazing
Max Win: 17752x
RTP: 96.09%
 ReefPop
CGSCORE 83
AvatarUX ReefPop
Max Win: 10000x
RTP: 96%
 Big Catch Bass Fishing Megaways
CGSCORE 83
Blueprint Big Catch Bass Fishing Megaways
Max Win: 5000x
RTP: 96%
 Ocean Rush
CGSCORE 82
Jackpot!
EGT Ocean Rush
Max Win: 5000x
RTP: 96.36%
 Aquanauts
CGSCORE 82
Microgaming Aquanauts
Max Win: 50000x
RTP: 96.26%
 East Sea Dragon King
CGSCORE 81
NetEnt East Sea Dragon King
Max Win: 6000x
RTP: 96.23%
 Big Catch Bass Fishing
CGSCORE 81
Blueprint Big Catch Bass Fishing
Max Win: 4000x
RTP: 95%
 Deep Descent
CGSCORE 81
Relax Gaming Deep Descent
Max Win: 18814x
RTP: 95%
 Shark Wash
CGSCORE 81
Relax Gaming Shark Wash
Max Win: 5000x
RTP: 96.06%
 Kingdoms Rise Guardians of the Abyss
CGSCORE 81
Jackpot!
Playtech Kingdoms Rise Guardians of the Abyss
Max Win: 1250x
RTP: 96.26%
 Mermaids Diamond
CGSCORE 80
Playn Go Mermaids Diamond
Max Win: 5000x
RTP: 96.5%
 Fishin Frenzy The Big Catch
CGSCORE 80
Blueprint Fishin Frenzy The Big Catch
Max Win: 50000x
RTP: 95.32%
 1 2 3 4 Next >> Back to top Play UNDERWATER Slots for real money here ⬇
Sloto Cash Casino Rating 3.9/5 1+ Game Providers

Curacao-License

 1st Deposit Bonus
200% up to $2000 + 100 FS*
bonusinfo There is a No Deposit Bonus available: $31 Free
Bonus T&C Apply Bonus code: SLOTO1MATCH Min. deposit: $20 Wager requirement: 30X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Rich Palms Casino Rating 3.9/5 2+ Game Providers

Curacao-License

 Exclusive Bonus
250% up to $2500*
Bonus T&C Apply No bonus code required Min. deposit: $25 Wager requirement: 35X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Grande Vegas Casino Rating 3.8/5 1+ Game Providers Exclusive Bonus
250% up to $/€10000 + 100 Free Spins*
bonusinfo There is a No Deposit Bonus available: $/€36 Free Cash
Bonus T&C Apply Bonus code: GRANDEMATCH Min. deposit: $/€25 Wager requirement: 30X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Shazam Casino Rating 3.9/5 8+ Game Providers

Curacao-License

 Exclusive Bonus
250% up to $2500*
bonusinfo There is a No Deposit Bonus available: $35 Free Chip
Bonus T&C Apply No bonus code required Min. deposit: $25 Wager requirement: 35X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Lucky Tiger Casino Rating 3.9/5 2+ Game Providers

Curacao-License

 Exclusive Bonus
250% up to $2500*
bonusinfo There is a No Deposit Bonus available: $35 Free Chip
Bonus T&C Apply No bonus code required Min. deposit: $25 Wager requirement: 35X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Slotastic Casino Rating 3.8/5 1+ Game Providers Exclusive Bonus
250% up to $/€10000 + 50 Free Spins*
bonusinfo There is a No Deposit Bonus available: 50 Free Spins
Bonus T&C Apply Bonus code: MATCHTASTIC Min. deposit: $/€25 Wager requirement: 30X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Jackpot Capital Casino Rating 3.8/5 1+ Game Providers

Curacao-License

 Exclusive Bonus
250% up to $/€10000 + 50 Free Spins*
bonusinfo There is a No Deposit Bonus available: $/€33 Free Cash
Bonus T&C Apply Bonus code: FORTUNATE Min. deposit: $/€25 Wager requirement: 30X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Red Dog Casino Rating 3.9/5 2+ Game Providers

Curacao-License

 1st Deposit Bonus
275% up to $12250 Crypto Bonus*
bonusinfo There is a No Deposit Bonus available: $25 Free Chips
Bonus T&C Apply Bonus code: DOGCENTRALIZED Min. deposit: 0.001 BTC Wager requirement: 35X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Uptown Pokies Casino Rating 3.5/5 1+ Game Providers

Curacao-License

 Exclusive Bonus
400% up to $4000 + 100 Free Spins*
bonusinfo There is a No Deposit Bonus available: $20 Free
Bonus T&C Apply Bonus code: BANDIT4000 Min. deposit: $25 Wager requirement: 40X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Fair Go Casino Rating 3.5/5 1+ Game Providers

Curacao-License

 Exclusive Bonus
300% up to $3000 + 100 Free Spins*
bonusinfo There is a No Deposit Bonus available: 20 Free Spins
Bonus T&C Apply Bonus code: 100-FAIR-GO Min. deposit: $20 More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Las Atlantis Casino Rating 3.7/5 2+ Game Providers

Curacao-License
No bonus available
Visit Casino 18+ | T&C Apply | Play Responsibly | BeGambleAware.org LuckyDays Casino Rating 4.7/5 53+ Game Providers

Curacao-License

 1st Deposit Bonus
100% up to $/€100 + 100 Free Spins*
Bonus T&C Apply No bonus code required Min. deposit: $/€20 Wager requirement: 25X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Uptown Aces Rating 3.5/5 1+ Game Providers

Curacao-License

 Exclusive Bonus
400% up to $4000*
bonusinfo There is a No Deposit Bonus available: $20 Free
Bonus T&C Apply Bonus code: 400CASINO Min. deposit: $25 More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. The Online Casino Rating 4/5 63+ Game Providers

Malta-License (EU)

 1st Deposit Bonus
100% up to $/€100 + 20 Free Spins*
bonusinfo There is a No Deposit Bonus available: 21 Free Spins on Sweet Alchemy
Bonus T&C Apply No bonus code required Min. deposit: $/€10 Wager requirement: 50X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Swift Casino Rating 4.2/5 48+ Game Providers

Malta-License (EU)

 1st Deposit Bonus
100% up to $/€100 + 50 Free Spins*
Bonus T&C Apply Automatically credited upon deposit. Cancellation can be requested. First Deposit Only. Max. Bonus €100. Maximum amount of Free Spins is 50. Game: Book of Dead, Spin Value: €0.10. WR of 30x Deposit + Bonus amount and 60x Free Spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min €0.10) of the free spin winnings and bonus amount or €5 (lowest amount applies). Spins must be used and/or Bonus must be claimed before using deposited funds. Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country.
TOP CASINOS
Fairspin Casino Fairspin
BC.Game Casino BC.Game
Slot Hunter Casino Slot Hunter
N1 N1
National National
Buran Buran
More top casinos
Follow Casinogamesonnet on Twitter Follow Casinogamesonnet on Instagram Follow Casinogamesonnet on Facebook Follow Casinogamesonnet on Youtube
Sign up for our newsletter!
Security check:
Stake.us free bonus

Join our newsletter!

Get updates about slots, casinos, bonuses and more!

Security question: