Fish library
Aquarium Fish Care Guides & Tank Setup
By The Aquarium Calculators Editorial Team
Explore aquarium fish guides for freshwater planted tanks, low-light aquascapes, rhizome fish, and planted aquarium care routines.
Profiles
119
Beginner
70
Community
2
24 profiles on this page. Use header search for the full library.
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Knowledge Journey
Continue Your Aquarium Journey
After browsing fish profiles, validate care decisions with calculators and practical troubleshooting guides.
Calculator
"Why Is My Fish Dying?" Diagnostic Tool
Don't panic — most fish illnesses are treatable if caught early. Select the exact symptoms your fish is showing and our diagnostic engine will identify the most likely cause, whether it's Ich, Dropsy, ammonia poisoning, or a parasite — and walk you through exactly what to do right now to save them.
Calculator
Ammonia Toxicity Calculator (Free NH3)
Enter your test kit reading (TAN), pH, and temperature — get an instant SAFE or LETHAL verdict for Free Ammonia (NH3). Built for API Master Kit users, cichlid tanks, reef setups, and fish breeders.
Calculator
Annual Fish Keeping Cost Calculator
Estimate the true annual cost of your aquarium by entering tank volume, heater wattage, filter and light power, heater runtime, and local electricity rate. Get a practical itemized breakdown for heating, filtration, lighting, water, and routine consumables before you set up, upgrade, or troubleshoot a tank.
Fish Guide
African Butterflyfish
Complete African Butterflyfish (Pantodon buchholzi) care guide. Learn optimal tank size (30-40+ gal), water parameters (pH 6.0-7.5, 75-86°F), surface feeding, breeding simulation, and compatible tank mates.
Fish Guide
African Cichlid
Complete African Cichlid (Mbuna/Peacock/Haplochromis) care guide. Learn optimal tank size (55-75+ gal), water parameters (pH 7.8-8.6, 75-82°F), Rift Lake setup, diet, and species compatibility.
Fish Guide
African Leaf Fish
Complete African Leaf Fish (Ctenopoma acutirostre / Leopard Bushfish) care guide. Learn optimal tank size (40-55+ gal), water parameters (pH 6.5-7.5, 75-82°F), carnivorous diet, and compatible tank mates.