Species richness and species evenness are the components of species diversity. Richness and equitablity combine to determine community diversity. How To Use Simpson S Diversity Index Youtube In the example below the. . A Greek symbol that means sum ln. We must define precisely the collection of species we are trying to describe. 2 Quantify the diversity of species in terms of richness and evenness. Tap card to see definition. Scientists use a formula called the biodiversity index to describe the amount of species diversity in a given area. 1 Define an ecological community species diversity alpha ß and gamma diversity. For example in the figure below Alpha Diversity of Site A 7 species Site B 5 species Site C 7 species. There are different kinds of. The main idea of a biodiversity index is to obtain a quantitative estimate of biological variability that can be used to compare biological entities in space or...
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