tabula (version 3.3.0)

index_margalef: Margalef Richness Index

Description

Margalef Richness Index

Usage

index_margalef(x, ...)
# S4 method for numeric
index_margalef(x, na.rm = FALSE, ...)

Value

A numeric vector.

Arguments

x

A numeric vector of count data (absolute frequencies).

...

Currently not used.

na.rm

A numeric scalar: should missing values (including NaN) be removed?

Author

N. Frerebeau

References

Margalef, R. (1958). Information Theory in Ecology. General Systems, 3, 36-71.

See Also

Other alpha diversity measures: index_ace(), index_baxter(), index_berger(), index_boone(), index_brillouin(), index_chao1(), index_chao2(), index_hurlbert(), index_ice(), index_mcintosh(), index_menhinick(), index_shannon(), index_simpson(), index_squares(), observed()