Mermaid’s Bay Slot Demo
Mermaid's Bay Slot Machine Overview
When I first loaded Mermaid's Bay from Mascot Gaming, the mix of calm underwater visuals and punchy features grabbed me straight away. This 5x3 slot runs on 25 fixed paylines, medium volatility and a stated 96% RTP, so it sits right in my comfort zone. Between the transforming mermaid wilds, pearl scatter free spins and the Risk & Buy option, there is plenty going on without feeling confusing.
I like how straightforward Mermaid's Bay feels once you spin a few times. There are 15 symbols in total, including six special icons, yet the gameplay stays familiar if you have played standard 5-reel video slots. Demo mode spins are handy for getting a feel for the 46.3% hit rate before you risk a real bankroll, and the browser-based client runs smoothly on both desktop and mobile.

Design and Symbols of Mermaid's Bay
There is something very calming about the design in Mermaid's Bay. The reels float over a deep blue seascape, with an ancient temple sunk in the background and gentle ripples moving across the screen. The soundtrack leans towards ambient rather than banging tunes, which suits longer sessions. After a while I found the whole thing quite zen-like, especially when a random wild flips into a full mermaid reel.
On the 5-reel, three-row layout you meet a line-up of marine-themed symbols. Fish, seahorses and crabs are picked out with coloured gemstones, while the reels are packed with royals from 9 through A. The two mermaids themselves are beautifully drawn icons that can cover entire reels as special wilds. Visually it all hangs together well and looks sharp enough on a phone screen or a big monitor.
Mermaid's Bay Symbols and Paytable
Mermaid's Bay uses 15 symbols, with low-tier wins coming from 9, 10, J, Q, K and A, which pay up to 4x for five of a kind and help keep the balance ticking over. Themed icons step things up: fish can pay 16x, crabs 12x and seahorses 10x, while the pearl scatter tops the table at 20x. Then you have the coin wild plus blonde and brunette mermaid wild reels sitting above the paytable.
Symbols and Paytable
| Symbol | Quantity | Payout |
|---|---|---|
|
| 5 | x20 |
| 4 | x3.6 | |
| 3 | x1 | |
|
| 5 | x12 |
| 4 | x3 | |
| 3 | x0.8 | |
|
| 5 | x10 |
| 4 | x2.8 | |
| 3 | x0.8 | |
|
| 5 | x6 |
| 4 | x2 | |
| 3 | x0.4 | |
|
| 5 | x4 |
| 4 | x2 | |
| 3 | x0.4 | |
|
| 5 | x3 |
| 4 | x1.2 | |
| 3 | x0.2 | |
|
| 5 | x3 |
| 4 | x1.2 | |
| 3 | x0.2 | |
|
| 5 | x2 |
| 4 | x1 | |
| 3 | x0.12 | |
|
| 5 | x2 |
| 4 | x1 | |
| 3 | x0.12 | |
|
| Scatter | |
| 5 | x20 | |
| 4 | x10 | |
| 3 | x5 | |
|
|
Wild | |
RTP & Volatility in Mermaid's Bay
From a maths perspective Mermaid's Bay sits in that sweet middle ground. The stated RTP is 96%, which is around what I look for in an online slot, and volatility is rated medium. Mascot quotes a 46.3% hit rate, so you can expect a fair stream of smaller wins punctuated by the odd chunky feature. I found the balance suited steady, session-style play rather than one quick all-in blast.
Before I spin any real money on Mermaid's Bay, I like to set a session budget and have a quick look at the controls. The menu button on the left opens up quickspin, full-screen and sound, plus the paytable and game info. Autoplay can run an indefinite number of rounds, though I prefer manual spins. Bets are tweaked with plus and minus buttons or a one-click Max Bet option.
Min & Max Bets + Top Wins in Mermaid's Bay
The betting setup in Mermaid's Bay is friendly enough for cautious players and higher rollers. All 25 paylines stay fixed, so you just set a total stake from 0.25 up to 25.00 coins per spin, or hit Max Bet if you want the top level instantly. The biggest action comes from features, but even in the base game five-of-a-kind scatters can pay 20x, with an overall advertised top win of 31,600 coins.
Mermaid's Bay Bonuses & Features
For me the standout in Mermaid's Bay is the way wilds behave. A gold coin wild can land on reels two, three and four and then randomly transform. In the base game that might be a classic wild with a 2x multiplier, or one of the two mermaid wild reels. The blonde siren acts as a stacked wild reel with multipliers, while the brunette version adds a sticky respin on top.
Free spins in Mermaid's Bay come from the pearl scatter. Two or more pearls pay 2x, 5x, 10x or 20x your stake, and three, four or five scatters award 5, 7 or 10 free games, with some versions of the slot offering up to 25. During the bonus, the wild behaviour upgrades, with special mermaid reels carrying higher multipliers and extra free spins. You can even use the Risk & Buy feature to purchase entry directly.
On a good run those features can chain together in entertaining ways. I have had brunette mermaid reels lock in during free spins, trigger respins and then retrigger the bonus for another batch of games. It is not a slot that showers you with treasure every spin, but when the transforming wilds and streak respins line up, Mermaid's Bay can throw out some surprisingly hefty underwater hauls for a medium-volatility title.

Overall Review: Our Verdict on Mermaid's Bay
Overall I rate Mermaid's Bay as a solid medium-variance underwater slot with a few neat twists. The graphics and soundtrack create a relaxing mood, the maths model feels fair for long sessions, and the trio of mermaid wilds keeps the base game alive. Add in the pearl scatter free spins, multipliers and the option to buy the bonus, and you have plenty of ways to chase those deep-sea prizes.
That said, the reels are heavy on royals, so visually it can feel a little short on treasure between hits, and the Risk & Buy feature can chew through a bankroll if you get carried away. I see Mermaid's Bay as one to play with a clear staking plan, test it in demo first, then step up stakes only if the hit rate and bonus frequency suit your style.
Screenshots




FAQs About Mermaid’s Bay
Absolutely! You can enjoy Mermaid’s Bay for free on our website without registration. Our partner casinos of Mascot Gaming also usually offer demo mode access.
Yes, to win real money in Mermaid’s Bay, you'll need to create an account at a licensed casino site. You can then play for real and win up to N/A.
Yes, Mermaid’s Bay is fully optimized for mobile devices and runs smoothly on any devices.
Compare Mermaid’s Bay With Other Slots
| Slot | Rating | Software | Release Date | Volatility | RTP | Bet Range | Max Win | Number of Reels | Number of Betways |
|---|---|---|---|---|---|---|---|---|---|
| Mermaid’s Bay | 6.5 | Mascot Gaming | 2019-02-01 | Average | 96% | 0.25 - 25 | 5 | 25 | |
| Lion’s Pride | 6.5 | Mascot Gaming | 2019-02-01 | High | 97% | 0.40 - 20 | 5 | 40 | |
| CanCan Saloon | 6.5 | Mascot Gaming | 2019-02-01 | Low | 96.7% | 0.15 - 30 | 5 | 15 | |
| Bamboo Bear | 6 | Mascot Gaming | 2019-02-01 | Low | 97.2% | 0.25 - 50 | 5 | 243 | |
| Wild Spirit | 6 | Mascot Gaming | 2019-07-01 | High | 0.40 - 20 | 5 | 40 | ||
| Purple Pills | 6.5 | Mascot Gaming | 2019-07-01 | Average | 96.1% | 0.20 - 50 | 5 | 10 | |
| Merlin’s Tower | 6 | Mascot Gaming | 2019-07-01 | High | 96.9% | 0.40 - 40 | 5 | 40 | |
| Gryphon’s Castle | 6.5 | Mascot Gaming | 2019-07-01 | High | 96.6% | 0.20 - 40 | 5 | 20 | |
| Fruit Vegas | 6.5 | Mascot Gaming | 2019-07-01 | Average | 96.1% | 0.20 - 50 | 5 | 10 | |
| Anksunamun: the Queen of Egypt | 6.5 | Mascot Gaming | 2019-07-01 | High | 96.6% | 0.20 - 50 | 5 | 40 | |
| Legioner | 6.5 | Mascot Gaming | 2019-07-15 | Average | 96% | 0.25 - 25 | 5 | 25 | |
| Benny’s the Biggest Game | 6.5 | Mascot Gaming | 2019-09-01 | Average | 96.4% | 0.20 - 40 | 5 | 20 | |
| Red Hord | 6.5 | Mascot Gaming | 2019-12-15 | Average | 96.5% | 0.15 - 30 | 5 | 15 | |
| Northern Heat | 6 | Mascot Gaming | 2019-02-01 | Average | 96.9% | 0.40 - 40 | 5 | 40 | |
| The Rite | 5 | Mascot Gaming | 2019-02-01 | Average | 96.1% | 0.40 - 40 | 5 | 40 | |
| The Tomb | 7.5 | Mascot Gaming | 2019-02-01 | High | 95.8% | 0.20 - 20 | 5 | 15 | |
| Venetian Magic | 6.5 | Mascot Gaming | 2019-02-01 | Average | 95.2% | 0.25 - 25 | 6 | 50 | |
| Wasteland Riches | 6 | Mascot Gaming | 2025-05-26 | Average | 0.25 - 50 | x1000 | 5 | 243 | |
| The Dawn is Coming! | 5 | Mascot Gaming | 2025-11-13 | High | 95.07% | 0.10 - 20 | x12000 | 5 | 10 |
| Bamboo Bear Deluxe | 5 | Mascot Gaming | 2025-10-28 | High | 94.74% | 0.25 - 50 | 5 | 243 | |
| Tessa Hunt and the Warrior Tomb | 6 | Mascot Gaming | 2025-10-23 | High | 95.15% | 0.15 - 45 | x3000 | 5 | 15 |
| Wild Spirit Deluxe | 6 | Mascot Gaming | 2025-09-18 | High | 95.34% | 0.40 - 40 | 5 | 40 | |
| Fruit Machine: Mega X | 5 | Mascot Gaming | 2025-12-25 | Low | 94.88% | 0.25 - 50 | 6 | ||
| The Myth Deluxe | 6 | Mascot Gaming | 2025-12-11 | High | 95.90% | 0.15 - 45 | 5 | 15 | |
| Gryphon`s Castle Deluxe | 6 | Mascot Gaming | 2025-11-23 | Average | 94.74% | 0.20 - 40 | 5 | 20 | |
| Pelican’s Bay: Rapid Link | 6.5 | NetGaming | 2023-10-25 | Below average | 96.35% | 0.20 - 200 | x5000 | 50 - 130 | |
| Shark’s Bay | 7.5 | Zillion | 2022-07-29 | High | 94% | 0.20 - 100 | 6 | 117649 | |
| Big Fin Bay | 8 | Thunderkick | 2021-03-31 | High | 96.14% | 0.10 - 100 | x15040 | 6 | 5040 - 117649 |
| Booty Bay | Push Gaming | 2021-07-15 | High | 96.41% | 0.10 - 100 | x20000 | 5 | ||
| Gold of Mermaid | 8.5 | Amigo Gaming | 2023-05-28 | High | 0.25 - 250 | x1200 | 5 | 25 |