Big Bass Bonanza Slot Review
Pragmatic Play’s Big Bass Bonanza, developed in collaboration with Reel Kingdom, has established itself as a cornerstone title within the increasingly popular fishing-themed slot segment. Released in December 2020, this underwater adventure builds upon a successful formula whilst introducing meaningful mechanical innovations that distinguish it within the crowded fishing-game landscape. The game’s blend of relaxing seabound atmosphere with genuinely engaging bonus mechanics creates an experience that appeals to both casual players seeking entertainment and seasoned gamblers chasing substantial payouts.

Base Game & Features
Big Bass Bonanza operates on a standard 5×3 grid with 10 fixed paylines, presenting a straightforward mechanical structure that prioritises feature engagement over base game complexity. Winning combinations require 2 to 5 matching symbols on adjacent reels running left to right, a conventional approach that emphasises clarity over elaborate progression mechanics. The underwater setting features schools of fish, bubbles, and weeds against a see-through grid backdrop with murky blue depths—a visual presentation that maintains timeless appeal across diverse player demographics.
The base game mechanics establish a foundation designed to drive players towards the bonus round. With an underlying structure built for feature-focused gameplay, standard spins generate moderate returns whilst building anticipation for the free spins trigger. This design philosophy aligns with the game’s medium-high volatility profile, where base game wins occur less frequently but the feature rounds contain the primary profit potential.

Fish (Money) Symbols
Fish symbols function as medium-value icons featuring attached cash prizes ranging from 1x to 20x the bet. These symbols activate exclusively during free spins, transforming the bonus round into a collection-focused experience where individual wins create genuine momentum. Landing fish symbols during the free spins trail triggers collection mechanics that feed directly into the multiplier progression system, creating a layered reward structure that rewards sustained play through the bonus.

Big Bass Bonanza Free Spins
The free spins round represents the heart of Big Bass Bonanza’s design philosophy. Landing 3, 4, or 5 scatter symbols (depicted as hooked fish) triggers the bonus feature, awarding 10, 15, or 20 free spins respectively. Pragmatic Play structured this trigger mechanism with meaningful differentiation—landing five scatters delivers substantially more spins, encouraging players to recognise and anticipate the maximum trigger as the ultimate objective.
During free spins, the Fisherman Wild mechanic establishes itself as the centrepiece feature. This character-driven wild collects cash prizes attached to fish money symbols, accumulating values that fuel multiplier progression. The free spins trail tracks wild symbol collection above the main reels, creating a visual representation of progress towards increasingly valuable multiplier thresholds.
Wild & Collect Multiplier System
The multiplier progression follows a structured escalation: collecting 4 wild symbols awards an additional 10 spins plus a 2x multiplier, 8 wilds unlock higher multiplier values, and achieving 12 wild symbols activates the maximum 10x multiplier. This three-tier system creates meaningful checkpoint moments—each threshold represents a tangible advancement towards maximum win potential.
The excitement factor intensifies when free spins conclude with multipliers applied to accumulated win values. During sessions where the Fisherman wild collaborates effectively with fish symbol placements, climbing the free spins trail generates genuinely thrilling moments. Conversely, sessions where the Fisherman disappears prematurely can feel frustratingly interrupted—this mechanical unpredictability reflects the game’s medium-high volatility designation and represents both the appeal and limitation of this design approach.
Dynamite Animation & Special Features
The Dynamite animation provides an intricate mechanical difference distinguishing Big Bass Bonanza within the fishing-game segment. This feature transforms symbols into fish money symbols when the Fisherman appears without existing fish symbols—a complexity that adds procedural variety to bonus sequences. Whilst the occurrence frequency remains somewhat inconsistent, the mechanic contributes genuine differentiation when it activates, preventing free spins from feeling entirely formulaic across extended play sessions.

Free spins retrigger when additional scatter symbols land during the bonus round, extending play and maintaining engagement. This retrigger capacity compounds the excitement potential—players reaching substantial multiplier values whilst maintaining active free spins face genuine opportunities to achieve maximum win potential, though such perfect-storm scenarios require considerable fortune alignment.
Our Honest Verdict
Big Bass Bonanza represents a calculated success built upon proven mechanics rather than revolutionary innovation. Pragmatic Play constructed this offering by amplifying the successful Fishin’ Frenzy formula through the addition of the multiplier feature, combined with a relaxing atmosphere that creates broad commercial appeal. The game occupies a comfortable position within medium-high volatility space—wins occur less frequently than low volatility alternatives, yet larger payout potential distinguishes it from base-game-focused competitors.
Standout Strengths: The RTP of 96.71% sits comfortably above industry average (96%), providing good long-term value for players willing to engage with the volatility profile. The multiplier system during free spins genuinely excites when conditions align—collecting wilds towards progressively higher multipliers creates authentic engagement beyond standard spinning mechanics. The mobile experience is fully optimised with vertical layout working particularly well on smartphone screens, with seamless game progress syncing across devices. The overall design execution delivers engaging bonus gameplay with solid aesthetic presentation.
Notable Limitations: The 2,100x maximum win won’t satisfy players chasing truly massive multiplier potential—those familiar with fishing-genre competitors offering significantly higher payouts may perceive this as disappointingly conservative. The base game experiences occasional dry spells where wins align infrequently, requiring patience and disciplined bankroll management to reach bonus rounds. Reaching higher multipliers during free spins requires genuine fortune—landing consistent wild symbols and maintaining the Fisherman’s presence throughout the bonus presents a challenging technical hurdle. Free spins trigger frequency approximates 1 in 182.8 spins, meaning extended dry periods between bonuses occur naturally within normal gameplay variance.
Player Segmentation: This title will charm players with genuine interest in fishing-themed entertainment and those seeking medium-high volatility with structured bonus mechanics. The game suits both casual players enjoying the atmospheric presentation and seasoned gamblers comfortable with volatility when pursuing larger potential returns. Players seeking crazy-big maximum wins or those preferring consistent base game engagement will find more suitable alternatives elsewhere in the market. Bankroll management at 0.5–1% per spin remains advisable given the volatility profile and bonus frequency statistics.
Big Bass Bonanza has occupied an increasingly crowded market space—too many Big Bass variants now exist, with player fatigue setting in regarding limited mechanical innovation across the series. Yet this specific entry remains well-balanced and engaging for its target audience. The fishing genre continues climbing in popularity, and this Pragmatic Play release demonstrates why the sector attracts sustained interest. Ultimately, this represents a solid mid-tier offering that delivers on its promises without overpromising unrealistic win potential or mechanical complexity beyond its design scope.
Big Bass Bonanza FAQs
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What is the RTP of Big Bass Bonanza?
Big Bass Bonanza has a primary RTP of 96.71%, which is considered above-average for online slots. Pragmatic Play offers multiple RTP versions: 96.71% (premium), 95.67% (standard), and 94.5% (budget), allowing casino operators to configure the version that best suits their market. -
What is the maximum win on Big Bass Bonanza?
The maximum win on Big Bass Bonanza is 2,100x your total stake, which is achievable during the Free Spins round when players collect the maximum 10x multiplier (achieved by landing 12 wild symbols) combined with retriggered free spins. -
Does Big Bass Bonanza have free spins?
Yes, Big Bass Bonanza features a comprehensive Free Spins bonus round triggered by landing 3, 4, or 5 Scatter symbols (depicted as hooked fish), which award 10, 15, and 20 free spins respectively. During free spins, players can collect wild symbols to earn multipliers up to 10x and retrigger additional free spins. -
Can I play Big Bass Bonanza on mobile?
Yes, Big Bass Bonanza is fully optimised for mobile devices including iOS and Android. The game is available through mobile browsers and licensed casino apps (not in official app stores). The layout is optimised for smartphones, and game progress syncs seamlessly across devices when played through connected casino accounts. -
Does Big Bass Bonanza have a bonus buy feature?
Big Bass Bonanza includes a bonus buy feature in non-UK jurisdictions, allowing players to purchase direct entry into the free spins round for 100x their stake (or 450x for Super Free Spins). However, this feature is PROHIBITED for UK players due to UKGC regulations implemented in 2019 for player protection. -
What is the volatility of Big Bass Bonanza?
Big Bass Bonanza is classified as medium-high volatility (4 out of 5 on the volatility scale). This means players experience less frequent wins compared to low volatility games, but with higher payout potential. The game suits players comfortable with risk who seek larger wins over frequent small payouts. -
How do you trigger free spins in Big Bass Bonanza?
Free spins in Big Bass Bonanza are triggered by landing 3, 4, or 5 Scatter symbols (shown as hooked fish) anywhere on the reels in a single spin. Three scatters award 10 free spins, four scatters award 15 free spins, and five scatters award 20 free spins. During the free spins round, landing additional wilds can retrigger more spins. -
What is the minimum and maximum bet on Big Bass Bonanza?
Big Bass Bonanza offers a wide betting range from $0.10 (minimum) to $250 (maximum) per spin, accommodating both casual players and high-stakes gamblers. The flexible bet sizes allow players to manage their bankroll according to their preferences and risk tolerance.


