Isodars | Why abundance-based indices are biased | Pairwise isodars and the n-dimensional isodar | The isodar-adjusted inequality | The niche breadth curve | Indices from isodar parameters (Appendix S1) | Simulating data | References

All species of the Moorea data | The flags | Data | Fit | Extrapolation | Uncertainty | Informational | Is the intercept more than noise? | Looking at a flagged species | A workflow

What you need | 1. Your data | 2. Check coverage | 3. Estimate niche breadth | 4. Check the diagnostics | 5. Niche breadth across abundances | 6. Compare species | 7. Reporting | References

Long format | From a community matrix | Effort and the unit of abundance | Replicates: sites or surveys | Which habitats | Absent and undersampled habitats | Incomplete sites | Grouping nearby sites | One species in wide format