Everything You Need to Keep Discus Fish
Practical guides on water parameters, feeding, health and breeding — plus a variety encyclopedia and free aquarium calculators for discus keepers.
Did you know?
Did you know stability matters more than the exact pH?
A stable pH of 7.0 is healthier than the 'ideal' pH that constantly fluctuates. Discus are far more sensitive to swings than to the values themselves.
See more discus factsKeep your aquarium under control with My Aquarium
A complete journal for your discus tank: water parameters, care tasks, feeding, costs and automatic email reminders. All tailored to your fish.
Guides & Info
Detailed articles on keeping, maintenance, breeding, diseases and tank setup.
Read guidesEncyclopedia
A database of discus varieties: origin, characteristics, ideal water parameters and specific care.
Explore varietiesSpecialized shop
Filters, heaters, lighting, food and treatments — selected specifically for discus tanks. Ships within Romania only (for now).
Browse productsTools & Calculators
Calculators for nutrition, costs, tank volume, RO water mixing and water changes.
Use the toolsBlog
Stories and fresh articles on keeping discus, experiences and tips.
Read the blogDiscus diagnosis
Quickly identify diseases and problems in discus from visible symptoms and get treatment recommendations.
Quick diagnosisThe most popular discus varieties
Explore the encyclopedia with 50+ documented varieties
