Fish Index

Catfish Emperor

Ultimate Secret Base roll 0.005% for the rarity · 70 XP

Where and when

Anywhere

Caught

Water: Any
Weather: Any
Time: Any
Weight: 0.3–746.8 kg
Sells for: 44,181–49,463

Weather and time are preferences that make a bite likelier, not locks. Values are community-measured base sell ranges before size and mutation multipliers.

What it's for

No quest, recipe or zone Index uses it that this guide knows of.

Data: WikiFish! (CC BY-SA 4.0) and the Japanese community wiki, compiled 2026-10-14 for the v1.2.6 era. See sources and open questions. The game wins if it disagrees.