Species-Specific Aquarium Stocking Calculators

Not all fish produce the same amount of waste. A 2-inch Neon Tetra and a 2-inch Goldfish have drastically different biological footprints. That's why our Stocking Calculator is designed with species-specific calculator coefficients.

Each calculator listed below is preconfigured with the exact calculator load profile for that specific fish. When you select a species, the engine automatically adjusts its calculations based on the fish's unique waste output, minimum tank requirements, and schooling thresholds.

By factoring in your tank volume, filter setup, and tank maturity alongside these species-specific metrics, our relative stocking-load model provides a much safer and more accurate capacity estimate than outdated rules like "one inch per gallon."