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Species richness (\(S\)) is defined as the number of taxa (lowest identification level possible) per sampling unit (data pool or box core sample).
species_richness(.data = NULL, taxon, count = NULL)species_richness_(.data = NULL, taxon, count = NULL)
species_richness_(.data = NULL, taxon, count = NULL)
species richness (integer vector of length 1)
integer
data in a data.frame, tibble, data.table, database etc.
data.frame
tibble
data.table
taxa names (character)
character
number of individuals for each taxon (numeric)
numeric
species_richness_(): version suitable for calling from a function (see package lazyeval).
species_richness_()
species_richness( taxon = c("Euspira pulchella", "Nephtys cirrosa"), count = c(4, 6) )
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