HomeGamesOceanic and Sea-Themed Games Free Play

Oceanic and Sea-Themed Games Free Play

Oceanic and Sea-Themed Games. ✅ Free casino games and slots. ✅ No download, no registration required. ✅ Play for free in demo mode.
1Advanced filterSlots545Roulette0Blackjack0Video poker0Bingo2Baccarat0Live games0Craps and dice0Keno0Scratch cards1Other games10Crash games0
558 games found
Sort
Poseidon's Rising: Expanded Edition
Play for Free
Loading preview...
Poseidon's Rising: Expanded Edition by Spinomenal
Marlin Catch
Play for Free
Loading preview...
Marlin Catch by Stakelogic
Magical Fish Tank
Play for Free
Loading preview...
Magical Fish Tank by Urgent Games
Creatures of Atlantis
Play for Free
Loading preview...
Creatures of Atlantis by Boldplay
Maidens of the Sea
Play for Free
Loading preview...
Maidens of the Sea by Playzido
Wild Depths
Play for Free
Loading preview...
Wild Depths by Pragmatic Play
Crabbin Crazy
Play for Free
Loading preview...
Crabbin Crazy by iSoftBet
Captain Cashfall Megaways
Play for Free
Loading preview...
Captain Cashfall Megaways by Storm Gaming
Treasures Of The Deep
Play for Free
Loading preview...
Treasures Of The Deep by Storm Gaming
Sea Treasures
Play for Free
Loading preview...
Sea Treasures by Dragon Gaming
Wins of Nautilus Megaways
Play for Free
Loading preview...
Wins of Nautilus Megaways by Fantasma Games
Big Fishing Fortune
Play for Free
Loading preview...
Big Fishing Fortune by Inspired Gaming
Bubbles Bonanza
Play for Free
Loading preview...
Bubbles Bonanza by OneTouch
GoodFishes
Play for Free
Loading preview...
GoodFishes by Revolver Gaming
Octopus Life
Play for Free
Loading preview...
Octopus Life by PopOK Gaming
Gods of Seas Tritons Fortune
Play for Free
Loading preview...
Gods of Seas Tritons Fortune by Foxium
Jewel Sea Pirate Riches
Play for Free
Loading preview...
Jewel Sea Pirate Riches by Fugaso
Big Bass Bonanza Megaways
Play for Free
Loading preview...
Big Bass Bonanza Megaways by Pragmatic Play
Atlantis: The Forgotten Kingdom
Play for Free
Loading preview...
Atlantis: The Forgotten Kingdom by Half Pixel Studios
Deep Sea
Play for Free
Loading preview...
Deep Sea by BGaming
Show More Games (+20)
Author: Juraj Torok Last updated: 12 Mar 2026
558 games found based on your search. Showing 381 - 400
    1...19 20 21...28
    Go to pageof 28 pages
Filter
Ocean and sea
Clear all filters
Game Type
Slots, Roulette, Blackjack, Video poker, Bingo, Baccarat
Slots 545 Roulette 0 Blackjack 0 Video poker 0 Bingo 2 Baccarat 0
Live games 0
All 0 Live shows 0 Live baccarat 0 Live bingo 0 Live blackjack 0 Live dice games 0 Other live games 0 Live poker 0 Live roulette 0
Craps and dice 0 Keno 0 Scratch cards 1 Other games 10 Crash games 0
Game Provider
Realtime Gaming, NetEnt, Rival, Nolimit City, Betsoft Gaming
Realtime Gaming 5 NetEnt 7 Rival 4 Nolimit City 2 Betsoft Gaming 2 TaDa Gaming 2 Pragmatic Play 24 Playtech 7 Novomatic 9 Apricot (Microgaming) 4 IGT 6 ELK Studios 2 Big Time Gaming 1 Scientific Games 0 Yggdrasil Gaming 12 Tom Horn 1 Quickspin 0 Evoplay 5 Push Gaming 7 Eyecon 0 Evolution Gaming 0 Saucify 2 SA Gaming 1 BGaming 3 GameArt 6 Play'n GO 12 Red Tiger Gaming 7 Endorphina 1 Bally 0 Barcrest 1 WMS 4 Amaya 4 Blueprint Gaming 12 Wazdan 2 PariPlay 3 Habanero 9 Lightning Box 3 Playson 1 Nextgen Gaming 2 iSoftBet 6 Merkur Gaming 1 Nektan 1 Amatic 9 Red Rake Gaming 1 Thunderkick 3 Leander Games 3 Spinomenal 10 Rabcat 1 Ezugi 0 Igrosoft 0 1X2 Network 2 Booming Games 7 2By2 Gaming 1 Iron Dog Studio 4 WGS Technology (Wager Gaming) 0 Realistic Games 1 High 5 Games 11 Genesis Gaming 0 Ash Gaming 0 NeoGames 0 Belatra Games 1 Booongo (BNG) 0 MrSlotty 2 Relax Gaming 10 Dream Play 1 edict 0 MultiSlot 3 TOPTrend Gaming 4 Greentube 2 Genii 1 Arrow's Edge 1 Ainsworth 0 Gaming1 0
Game Theme
5-Reels, 6-Reels, Sweets, Mythology, Ocean and sea, Western
10-Reels +4 3-Reels +1,533 4-Reels +242 5-Reels +14,681 6-Reels +1,893 7-Reels +192 8-Reels +44 Adventure +347 Aliens +118 American +269 Animals +1,671 Anime +49 Arabian +147 Arcade +121 Asian +1,450 Astrology +69 Aztecs +288 Cards +290 Cars +124 Christmas +469 Classics and retro +294 Comics +146 Crime +343 Earth Day +16 Easter +74 Egypt +904 Fairy tales +221 Fantasy +103 Farm and Garden +107 Fireworks +32 Fishing +170 Food +361 Fortune +575 Fruits +2,505 Gangsters +97 Gems and diamonds +497 Gods +332 Halloween +144 History +204 Holiday +345 Horror and scary +497 Irish +381 Japan +447 Jungle +223 Knights and Dragons +68 Love and romance +118 Magic +333 Medieval +263 Megaways +377 Mexico +150 Military +139 Mining +162 Money and wealth +559 Movies and tv +188 Music +261 Mythology +789 Nature +832 Ninja +64 Ocean and seaPachinko +2 Pirates +289 Qatar World Cup 2022 +12 Relax +403 Samurai +49 Sci-fi +68 Space and galaxy +197 Sport +336 Summer +130 Super heroes +49 Sweets +310 Technology +167 Vampires +14 Vikings +156 Western +315 Winter +339 Winter Olympics +5
Game Features
Filter by available features
Double-up option 90 Configurable lines 86 Jackpot games 123 Bonus Buy 65
Other
Other filters
Featured games 40 Reviewed games 42 Released last month 1
Payout System
Winlines, any way wins, pay anywhere, etc.
Classic winlines 459 Cluster pays 11 Pay anywhere 11 Any ways wins 63 Other 0
Winlines
1
500000000
Reels and Rows
Filter by reels and rows
Number of reels
1
50000
Number of rows
1
50000
Return to Player
Filter by RTP percentage
Return to Player
50%
100%
Clear all Filter (558)
Oceanic and Sea-Themed Games | Play Free Casino Games and Slots
Top pages
Trending pages
Casino Guru
About us
Casino Guru Academy
null

Free professional educational courses for online casino employees aimed at industry best practices, improving player experience, and fair approach to gambling.

Global Self-Exclusion Initiative
null

An initiative we launched with the goal to create a global self-exclusion system, which will allow vulnerable players to block their access to all online gambling opportunities.

Gamtegrity
null

A platform created to showcase all of our efforts aimed at bringing the vision of a safer and more transparent online gambling industry to reality.

Casino Guru Awards
null

An ambitious project whose goal is to celebrate the greatest and the most responsible companies in iGaming and give them the recognition they deserve.

Play responsibly and in moderation.

Casino.guru is an independent source of information about online casinos and online casino games, not controlled by any gambling operator. All our reviews and guides are created honestly, according to the best knowledge and judgement of the members of our independent expert team; however, they are intended for informative purposes only and should not be construed as, nor relied upon as, legal advice. You should always make sure that you meet all regulatory requirements before playing in any selected casino. Copyright ©2026

Casino Guru in other languages
Select language
Trustpilot_flash_alt
What’s your opinion on Casino Guru? Share your feedback
2000eur push_alt
Share your wins on Pragmatic Play slots, get another chance for winning with Casino Guru!

Follow us on social media – Daily posts, no deposit bonuses, new slots, and more

Subscribe to our newsletter for no deposit bonuses, free tournaments, new slots, and more.