Building a balanced aquarium requires more than simple rules.
This calculator was created to give you real‑time recommendations from hands‑on experience — without the frustration of clunky interfaces or outdated “inch‑per‑gallon” logic.
Species database: 1260+ species and growing.
📖 [How to Use] ❓ [FAQ] 📖 [How This Calculator Works]
🐠 Aquarium Stocking Calculator
⚙️ Tank Settings
➕ Add Species
📋 Selected Species
No species added yet
📊 Stocking Analysis
🌊 Optimal Water Parameters
ℹ️ Water parameters shown are the overlapping requirements of selected aquatic species. Terrestrial species are not included.
🧪 Bioload Capacity (Waste Processing)
Plants density and water changes affect bioload capacity but do not change the physical space requirement.
💧 Effective Water Volume
This is the actual water volume available for your animals. Deep substrate and dense plants reduce it. For accurate calculation, please enter tank dimensions (Length, Width, Height).
🏊 Swimming Zones Distribution
✅ Compatibility Status