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Blue Sea Slug

SecretFishFisch4.7K C$

Overview[1]

Blue Sea Slug is a Secret fish found in the Luminescent Cavern.

The Blue Sea Slug is a Secret fish obtainable in the Luminescent Cavern using Crab Cages.

How to get it

Fish it up around: Luminescent Cavern. Best bait: Weird Algae. Season: Winter. Weather: Foggy.

Stats

Bait
Weird Algae
Base Chance
1
Base Resil
5
Base Value
7372
Base Weight
0.7
Best bait
Weird Algae
Location
Luminescent Cavern
Rarity
Secret
Season
Winter
Sources
Crab Cage
Time
Night
Time of day
Night
Weather
Foggy
Weight Range
0.5
Xp
7370

Appearance

It has the appearance of a blue slug with two antennas and some dark blue stripes on the side.

Catching Quips

A TINY BLUE DRAGON! VENOMOUS GLOWING DRIFTER! SECRET OF THE CAVERN!

Value

4,739C$

What does this mean?

Fisch's in-game currency. A fish's value is its average sale price in C$ at average weight. A rod's value is its listed C$ price, which may be only one part of a crafting requirement. These are game reference figures, not trading consensus. Values are not comparable across games.

Opening baselineRecorded

Recorded history begins Oct 10, 2026

Source: Official Fisch Wiki · verified Oct 17, 2026

More fish

References

  1. 1.Sourced from fischipedia.org · checked Oct 7, 2026
  2. 2.Image from Fisch Wiki (Fandom) · CC BY-SA · checked Jul 18, 2026

Article text is adapted from Fischipedia (CC BY-NC-SA 4.0). Game art © their respective creators.