Aquarium Guides
Step-by-step guides to set up the Aquairi app and keep a thriving aquarium — from your first tank to water chemistry and fish health.
Using the App
How to set up Aquairi
Create your account, sign in, and finish the quick onboarding so your first tank is ready to track.
How to add an aquarium in Aquairi
Create your first tank in under a minute and unlock the dashboard, logging, and Health Score.
How to log water parameters in Aquairi
Record a water test in seconds and watch your pH, ammonia, nitrite, nitrate, and temperature build into a trend you can act on.
How to set reminders and schedules in Aquairi
Turn maintenance into a routine — schedule water changes, dosing, and filter cleans so the app reminds you before tasks slip.
How to connect an IoT device in Aquairi
Pair an Aquairi sensor to a tank and let it push pH, temperature, and other readings automatically — no manual logging.
How to use the AI assistant in Aquairi
Ask Aquairi about your tank in plain language — diagnose problems, get stocking advice, and make sense of your readings.
Getting Started
How to start your first aquarium
A beginner-friendly path from empty tank to first fish — pick the right size, set it up in the right order, and cycle before you stock.
6 min readThe aquarium nitrogen cycle explained
Understand how beneficial bacteria turn toxic ammonia into harmless nitrate — the single most important concept in fishkeeping.
6 min readHow to choose fish for your tank
Stock with confidence — match fish to your water, size, and tank mates so everyone thrives instead of just surviving.
Water & Maintenance
Understanding aquarium water parameters
Know what pH, GH, KH, ammonia, nitrite, nitrate, and temperature mean — and the safe ranges that keep fish healthy.
5 min readHow to do an aquarium water change
A safe, repeatable routine for partial water changes — the single most effective thing you can do for tank health.
6 min readHow to cycle a new aquarium
A step-by-step fishless cycle that grows the bacteria your tank needs — so your first fish move into safe water.
Fish Health
Common aquarium fish diseases
Spot ich, fin rot, fungus, dropsy, and velvet early — recognise the symptoms and know the treatment basics.
5 min readHow to quarantine new fish
Protect your main tank by isolating every new arrival first — the simplest habit that stops outbreaks before they start.