Stocking planner
Aquarium Tank Builder
Build a multi-species stocking list and get an instant compatibility and capacity check — the same conservative engine that powers every pair check, applied to your whole tank.
Stocking snapshot — 60L
Schooling welfare — a shoaling species is below the safe minimum group size. Review supporting points next, then re-run the check. — **Primary issue:** Schooling welfare — a shoaling species is below the safe minimum group size. **Hard conflicts on file** (water, pairing, size, or bettas) — resolve red items before fine-tuning decor or food. 18 fish across 3 species in 60L. Shared temperature 20–26°C. Stocking: **overstocked** (load index 47 vs ref 22).
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Add three or more species with counts to get the richest compatibility picture.