Timing
Stardew Valley Duration and End Checks Guide
Fish Frenzies last at least 90 in-game minutes. After that, the event can end at each 10-minute check, starting at 10% and rising by 0.56 percentage points per check.
Route facts
- Category
- Timing
- Focus
- 90-minute minimum, 10% end chance, and rising 10-minute checks
- Source
- https://stardewvalleywiki.com/Fishing#Fish_Frenzies
Checklist
- Treat the first 90 minutes as the reliable harvest window.
- Move immediately if the location is close and the named fish matters.
- Stop chasing late if travel, inventory, or stamina would undercut the remaining value.