Discover the Fishing-Themed Slot Bob Marlin Goes Deep

One of the most popular online slot themes is fishing. Bob Marlin Goes Deep is a new Yggdrasil slot game for 2025 that’s named after the Bob Marlin brand of fishing equipment. It follows a fisherman who’s out at sea trying to land some big catches.

Screenshot from the New Bob Marlin Goes Deep Slot by Yggdrasil

Bob Marlin Goes Deep’s base game.

Bob Marlin Goes Deep in Brief:

  • Release Date: 24 July 2025
  • Type: Video Slot
  • Theme: Fishing
  • Reels: 5
  • Rows: 4
  • Payout Rate: 96.8%
  • Software Studio: Yggdrasil
  • Special Features: Extra Rows, All Ways Win, Free Spins, Collectable Symbols, Collection Free Spins
  • Volatility: Low

There are lots of online slot games themed to fishing, and Bob Marlin Goes Deep is one of them.

The slot uses a 5×4 grid that has 1024 ways to win and can expand, increasing the number of win ways. There are also two free spins rounds: a regular one and a special one that comes into play after collecting certain symbols.

There are eight paying symbols that you’ll see on the slot’s reels. The low-paying ones are the playing card royals J, Q, K and A, while the more valuable ones are pieces of fishing equipment.

These include a can of worms, some bait, a fishing reel and a tackle box. The most rewarding of these is the tackle box, which pays 1.4x your bet for landing five on a payline. Unlike most other online slots, Bob Marlin Goes Deep doesn’t have a wild symbol.

Bonus Symbols and Extra Rows

The bonus symbol is represented as a fishing boat. Whenever one of these symbols appears, an extra row is added, which increases the number of ways to win.

At most, three bonus symbols can land on the same spin, so you can get three extra rows. When this happens, there are 16,807 ways to win. Landing three bonus symbols also triggers the free spins round. You earn 10 spins and all of them are played on the extra-large 5×7 grid.

Free Spins Round

There are four collectable symbols. Each of these is a fish of a different colour (orange, purple, green or blue) with a yellow background. After collecting five matching fish, you get to play the Collection Free Spins feature.

This lasts five spins and has no bonus or collectable symbols. A high-paying fish that matches the one you triggered the feature with is added to the reels. When you start playing Bob Marlin Goes Deep, three orange fish are collected straight away.

Screenshot of the Free Spins Round of Bob Marlin Goes Deep

Playing regular free spins in Bob Marlin Goes Deep.

The high-paying fish symbols that only appear in Collection Free Spins pay for two or more on a payline. They’re also the slot’s most valuable symbols. The orange fish is the most rewarding, paying 4x your bet for five on a payline. If you like the sound of Bob Marlin Goes Deep, give this fishing-themed slot game from Yggdrasil a spin or two

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James Gibson Author and Casino Analyst
About the Author
James has been working as a freelance writer for over a decade. At first, he never thought he would end up writing about gambling, but then he accepted a job writing about bingo sites and became interested in the subject. He then started focusing on this area and has now built up over seven years of experience and expertise in iGaming content writing.

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