Swimming with the Fishes Murdoku Case Guide & Walkthrough Tips

Swimming with the Fishes — Murdoku Hard Case Guide

An aquarium and waterfront setting on an 11×9 grid. Water features create natural barriers and unique adjacency rules.

Difficulty
Hard
Grid Size
11 × 9
Official Link
Play on murdoku.com ->
Printable PDF
Print Murdoku PDF case sheet ->
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Swimming with the Fishes game board screenshot
Official Murdoku game board - Swimming with the Fishes
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Scene

The city aquarium after closing hours, massive glass tanks glowing an eerie blue in the darkness. The night security guard does one last round — at the bottom of the shark tunnel, what they see silhouetted against the glass isn't marine life. It's someone who will never surface again.

Key Mechanic

Working with water barriers that modify adjacency and movement between zones.

General Clues

  • One of the boats is entirelyinside the two empty columns.

Suspects & Clues

Every suspect card is shown below. Use these clues together with the grid constraints to deduce positions.

Color guide: Red = female Blue = male

Antony portrait
Antony

He was on a boat.

Brock portrait
Brock

There was a woman beside a crate in his room.

Claire portrait
Claire

She was on a boat. She was east of Antony

Delilah portrait
Delilah

She was in the Fish Market.

Erin portrait
Erin

She was sitting in a chair.

Floyd portrait
Floyd

He was on Dock A or B.

Giancarlo portrait
Giancarlo

He was beside a crate.

Hilton portrait
Hilton

He was beside a shelf.

Vincenza portrait
Vincenza Victim

The Victim. She is in the last remaining position.

How to Play & Walkthrough Tips

Open the official case and use the strategy tips from this guide to work through the clues. Remember: place suspects only when forced, respect row and column constraints, and find the murderer last.

Open Official Case ->

Case Hint

Do not jump to the solved board yet. Try a few more deductions first; if you are stuck, use this hidden case hint to check the final placement.

Sources checked