Under 3 Days
No feeding needed for most healthy adult fish.
Fry tanks need a feeder.
Clean tank the day before leaving.
3-7 Days
Auto feeder set for small portions once daily.
Test feeder 3 days before trip — many jam on first use.
Water change and full clean day of departure.
1-3 Weeks
Hire a trusted house sitter with written instructions.
Auto feeder backup.
Pre-measure food into labeled daily cups.
Provide emergency contact list: local fish shop, experienced hobbyist friend.
Long Absence Equipment
Auto top-off system keeps water level steady through evaporation.
Timer on lights prevents dead-plant scenario.
GFCI outlets prevent fire risk.
Return Checklist
Test water parameters first thing.
Large water change if nitrate high.
Visual fish check for losses or disease.