Shoal & Stem
Journal your tanks, track water changes, let Finn score your tank health, and connect with aquascapers who care about the craft.
Community Tanks
Explore all
A walk through the forest
Got a new heater for my tank so the temperature is stable now. Added 4 pepper corydoras and one Julii Cory from another tank.
View journal
mangrove
Water parameters have stabilized for a week now and I did a big water change and clean up of the tan…

tree on plateau
my tank health score is low due to stocking but i think its possible to run tanks that has more stoc…

the roots
this tank was my first 17 gallon tank. this is my cold water tank. i do not have any heater in there…

Aquarium

Waterworld
First water change today
Start your tank →
Add Your Tank
See how your tank is really doing
Track water parameters, schedule water changes, log livestock & plants, and let Finn score your tank health across 7 factors — all in one living journal.
Free forever · Unlimited tanks
Factor Breakdown
Stocking Calculator
Check if your tank is overstocked
20 gal · 4 species · Weekly changes
Find compatible species and let Finn weigh in with his expert take on your stocking plan.
Free · No account needed
Ask Finn
Your aquascaping companion
5 free questions · Unlimited with account