Aquarium Maintenance Water Quality Record
Date
Time
Aquarium
pH
Ammonia (NH
3
/NH
4
)
Nitrite (NO
2
⁻)
Nitrate (NO
3
⁻)
Temperature (°C)
GH (General Hardness)
KH (Carbonate Hardness)
Actions (Water change, cleaning, etc.)
Notes / Observations