Big Bass Bonanza by Pragmatic Play at Roby Casino explained
A 5x3 fishing slot by Pragmatic Play where free spins trigger collecting wilds, with an RTP of 96.71% and high volatility where larger wins arrive less often.
Fishing on the reels: when the big catch comes rarely
Ocean setting, rare wins, big prizes. Big Bass Bonanza spreads across five reels and three rows, launched in December 2020 by Pragmatic Play. The ocean and fishing theme frames a game where wins come less often but can be much bigger. You'll encounter standard pay symbols—fishing tackle and fish—alongside a Fisherman Wild that activates during the bonus round. Ten paylines run from left to right across the grid, with wins forming when matching symbols land in sequence.
Betting ranges and volatility fit. High volatility means longer stretches without wins, then sudden, larger payouts. This suits players with a bankroll to weather dry spells and patience to wait for the bonus round. Bet sizes range from C$0.10 to C$250, so you can start small or go bold. The game works best if you're drawn to fishing themes, comfortable with unpredictable win timing, and interested in free spins as the engine of bigger wins.
How Free Spins rewire the reels. Free Spins reshape how the game plays. Land three or more Scatter symbols to trigger 10, 15, or 20 free spins depending on how many Scatters appear. During free spins, the Fisherman Wild collects the value of Money symbols it lands on, and the collected multiplier climbs each time you land four Wilds. Every fourth Wild also awards ten additional free spins, up to three times. This mode drives the biggest wins.
Learn moreYour stakes and what they mean
We show you the figures that define the game so you can decide how to bet.
Pragmatic Play
C$525 000
From your first bet to the final payout
Everything that happens from choosing your bet through collecting your payout in a single spin.
How the reels and bonus round play out
Big Bass Bonanza screens in action
Watch every screen of the game, including how the Free Spins bonus round unfolds on your reels. Big Bass Bonanza Screenshots (Reelworks)
How you trigger and play the bonus round
From scatter to multiplier growth. Three or more Scatter symbols trigger Free Spins: 3 awards 10 FS, 4 awards 15 FS, 5 awards 20 FS. On the bonus reels, Fisherman Wild appears across all reels and collects Money symbol values. Every 4th Wild collected adds 10 FS and escalates the Money multiplier through three retriggers, reaching up to x10.
What happens before the bonus? Five reels and three rows spin with 10 paylines running left to right from the leftmost reel. Standard pay symbols land on these reels during base game rounds. Fisherman Wild does not appear here, so wins form only from regular matching symbols across the paylines.
Big Bass Bonanza and the Pragmatic Play lineup
Return to player on every 100 wagered
RTP is a long-run average calculated over many thousands of spins. This figure shows what the game returns to players over time; your own sessions will vary. The 96.71% RTP applies to the standard game.
RTP 96.71% · Standard game
How do you want to spin?
Demo mode: no stakes
The demo runs the full game with no money wagered and no winnings paid out. You see every feature and bonus round exactly as they play in real money mode, so you know what to expect before you bet.
Play demoBet real money and win
At Roby Casino, you place real bets and can win actual money when matching symbols land. Every spin uses your balance, and payouts go straight to your account if you hit a winning payline or trigger the bonus.
Play for moneyOther Big Bass games from Pragmatic Play
These games range from 96.50% to 96.52% RTP and offer maximum wins between x5 000 and x25 000, each released in 2025 or 2026.
Big Bass Blast
Big Bass Football Bonanza
Big Bass Trophy Catch
Your session and the bonus round
Big Bass Bonanza bonus timing. The bonus round arrives when the reels send it, not when you expect it. You cannot count on reaching Free Spins in any session, no matter how long you play.
Your session is always random. Your session result is random from spin to spin. The RTP tells the long run across many players, not what you will win or lose in your time playing today.
Big Bass Bonanza maximum win is rare. The maximum win of C$525,000 is a ceiling you may never reach. Wins of that size come so rarely that you cannot plan a session around them.
Your questions about this fishing slot
We answer the details that matter before you place your first bet.
What bet sizes do I need to know about for Big Bass Bonanza?+
What's the maximum win I can land on Big Bass Bonanza?+
What happens when I play Big Bass Bonanza in demo mode?+
Where can I find the RTP for Big Bass Bonanza?+
Do I need to know about volatility for Big Bass Bonanza?+
What happens when you compare Big Bass Bonanza with other Big Bass games?+
Responsible play on every spin
Budget before you start. Decide how much you can afford to lose before you place your first bet. When that amount is gone, stop playing Big Bass Bonanza for the day. This keeps the game from pulling more money than you intended.
Big Bass Bonanza wins mean pause time. Choose a stopping point ahead of time, even if you are winning. A big win can make you want to keep playing, but walking away after a win protects what you have gained. Plan your exit before you spin.
Big Bass Bonanza respects your limits. Use your account's deposit and loss limits to enforce the boundaries you set. These tools automatically stop you from spending beyond the amount you choose, giving you real control over your play.
Fun into compulsion. If spinning the reels stops feeling like entertainment and starts feeling necessary, pause or step away. Roby Casino offers cooling-off periods and self-exclusion tools. ConnexOntario and Gamblers Anonymous also provide free support.