Big Bass Bonanza Megaways Slot Machine

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Return to Player Minimum Bet Game type Volatility Reels Progressive Jackpot
96.7% 0-20 Video Slots High 6 No
Popularity Maximum Bet Game Provider Bonus Features Paylines Theme
100 Pragmatic Play Yes 46,656 Fishing

Return to Player

96.7%

Minimum bet

0-20

Game category

Video Slots

Volatility

High

Number of reels

6

Progressive jackpot

No

Popularity

Maximum bet

100

Game developer

Pragmatic Play

Bonus features

Yes

Ways to Win

46,656

Theme

Fishing

Big Bass Bonanza Megaways slot review

Pragmatic Play’s Big Bass Bonanza Megaways expands on the popular Big Bass Bonanza slot with the Megaways system. It offers 46,656 possible ways to win, an extra top reel that can change the Megaways count, cash prizes, cascading reels, retriggers and multipliers that apply to all wins.

Fishing theme and storyline

Big Bass Bonanza Megaways brings an angling atmosphere to the online reels, with underwater scenery for players who enjoy aquatic adventures.

Visuals, audio and animations

The game looks down into a scenic river, where fish swim through clear blue water behind the reels. A 6x7 grid fills the foreground, and feature wins bring animated effects. The soundtrack reprises the familiar tune from the original Big Bass Bonanza. Sound effects, music and animations can each be switched on or off, and a full-screen option is also available.

Big Bass Bonanza Megaways 1

Top Casinos to Play Big Bass Bonanza Megaways:

18+. UK only. Deposit £25 to receive 20x10p in Free Spins each day for 7 days on selected games. Claim daily; unclaimed spins expire at midnight, while claimed spins expire after 3 days. Missed days forfeit only that day's spins. Daily winnings are capped at £100. Winnings are bonus funds subject to 10x wagering and expire after 7 days. Exclusions apply. Limit 1 per person, address, device or IP. Gambleaware.org.
18+ | 1st Deposit Only | Minimum deposit: £10 | Maximum bet: £1 | Maximum bonus: £50 | Maximum cashout: X3 the bonus | Maximum cashout from bonus spin winnings: £50 | 10 wagering on bonus and bonus spin winnings | Bonus expires after 2 days | Bonus spins expire after 2 days | Bonus and spin winnings can be played on any slot or scratch game except restricted-bonus games | BeGambleAware.org – Terms and conditions apply
18+. UK only. Deposit £25 to get 20x10p in Free Spins each day for 7 days on selected games. Claim each day; spins expire at midnight if unclaimed and 3 days after claiming. Missing a day forfeits only that day's spins. Daily maximum: £100. Winnings are bonus funds with 10x wagering and a 7-day expiry. Exclusions apply. Limit 1 per person, address, device or IP. Gambleaware.org.
18+ | £10 minimum deposit | £10 in slot bets earns 50 spins on Big Bass Splash | £5 total spin value | £0.10 per spin | Expires in 7 days | Selected payment methods only
18+. New players only. Minimum deposit £20. Welcome offer: 100% bonus match up to £25. Bonus funds are separate from cash funds and carry a 10x wagering requirement (based on the bonus amount). Only bonus funds count towards wagering. Maximum bonus bet £5. Bonus funds must be used within 7 days. Terms apply. Play responsibly. BeGambleAware.org

How Gameplay Works

This fishing-themed game has 6x7 Megaways reels, plus an extra horizontal reel above the main grid. On each spin, reels 2, 3, 5, or 5 can show 2 to 5 symbols, while reels 1 and 6 can display 2 to 6. More symbols mean more possible Megaways and potential symbol combinations.

There are no fixed paylines. Wins come from matching symbols on consecutive reels, with symbols able to land anywhere on their reel and connect to a match on the next. For instance, a 4-symbol win can have matching symbols in any positions on reels 1-2-3-4. The first symbol in a combination must land on reel 1.

Wilds can land on reels 2, 3, 4, and 5, substituting for any regular symbol. They cannot replace Scatter or Fisherman symbols.

Combinations of 2, 3, 4, 5 or 6 matching symbols pay these multipliers of the spin bet:

  • Fishing Float – 2x, 5x, 10x, 25x, 50x
  • Fishing Rod – 1x, 2x, 2.5x, 7.5x
  • Dragon Fly – 0.25x, 1x, 1.5x, 2x
  • Fishing Kit Box – 0.25x, 0.50x, 0.75x, 2x
  • Schoal of Fish – 0.2x, 0.4x, 0.6x, 1.75x
  • A, K, Q, J, 10 – 0.10x up to 1.75x
Big Bass Bonanza Megaways 2

Free spins and other bonuses

  • Free Spins: Landing 3, 4, 5 or 6 Scatters anywhere on the reels awards 10, 15, 20, or 25 free spins. In the feature, each ‘Fish Money Symbol’ is assigned a random cash value.
  • Fisherman and money symbols: During free spins, the Fisherman symbol collects the value of every ‘Fish Money Symbol’, adding the amounts together for one payout.
  • Fisherman re-triggers: Each landed symbol is collected. After 4 are collected, 10 more free spins are added to the remaining count. This additional 10-spin award can trigger a maximum of 3 times.
  • Cascading reels: When a combination wins, its symbols vanish and new ones drop into the spaces. No extra spin-bet charge applies.

Bet Range, RTP and Variance

Big Bass Bonanza Megaways has a stated bet range of 0.20 to 100.00 per spin. Its theoretical RTP is listed as 97.7%, and it is described as a high-variance game.

Summary

Big Bass Bonanza Megaways expands on one of Pragmatic Play’s best-known video slots, Big Bass Bonanza. It was developed with Reel Kingdom, a Pragmatic Play partner. The fishing theme also features in Christmas Big Bass Bonanza and Bigger Bass Bonanza.

Evan Carrington brings more than 12 years of experience in the iGaming industry, with a focus on reviewing online casinos, assessing slot games and examining player safety. Their work covers casino licensing, RTP, volatility, bonus terms and withdrawal policies. Drawing on practical testing and independent research, Evan provides clear, evidence-based reviews to help players understand gambling platforms, their features and possible risks.

Evan Carrington
Big Bass Bonanza Megaways
5.0/5.0
Reviewed by Evan Carrington

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Top casinos
18+. UK only. Deposit £25 to receive 20x10p in Free Spins each day for 7 days on selected games. Claim daily; unclaimed spins expire at midnight, while claimed spins expire after 3 days. Missed days forfeit only that day's spins. Daily winnings are capped at £100. Winnings are bonus funds subject to 10x wagering and expire after 7 days. Exclusions apply. Limit 1 per person, address, device or IP. Gambleaware.org.
18+ | 1st Deposit Only | Minimum deposit: £10 | Maximum bet: £1 | Maximum bonus: £50 | Maximum cashout: X3 the bonus | Maximum cashout from bonus spin winnings: £50 | 10 wagering on bonus and bonus spin winnings | Bonus expires after 2 days | Bonus spins expire after 2 days | Bonus and spin winnings can be played on any slot or scratch game except restricted-bonus games | BeGambleAware.org – Terms and conditions apply
18+. UK only. Deposit £25 to get 20x10p in Free Spins each day for 7 days on selected games. Claim each day; spins expire at midnight if unclaimed and 3 days after claiming. Missing a day forfeits only that day's spins. Daily maximum: £100. Winnings are bonus funds with 10x wagering and a 7-day expiry. Exclusions apply. Limit 1 per person, address, device or IP. Gambleaware.org.
18+ | £10 minimum deposit | £10 in slot bets earns 50 spins on Big Bass Splash | £5 total spin value | £0.10 per spin | Expires in 7 days | Selected payment methods only
18+. New players only. Minimum deposit £20. Welcome offer: 100% bonus match up to £25. Bonus funds are separate from cash funds and carry a 10x wagering requirement (based on the bonus amount). Only bonus funds count towards wagering. Maximum bonus bet £5. Bonus funds must be used within 7 days. Terms apply. Play responsibly. BeGambleAware.org
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