rarefaction estimate of richness

https://doi.org/10.1351/goldbook.14969
Estimate of species richness (\(S\)) expressed relative to that of a sample having a standard number of individuals.
Source:
PAC, 2009, 81, 829. (Glossary of terms used in ecotoxicology (IUPAC Recommendations 2009)) on page 934 [Terms] [Paper]