fn.set.regional.species.pool | R Documentation |
Initialize species pool for fn.metaSIM
fn.set.regional.species.pool(alpha.fisher = 1) fn.set.regional.species.pool(gamma.abund = c(.9, .4, .2, .3))
alpha.fisher |
Fisher's alpha used to initiate the simulation. |
n.timestep |
Number of generations (time steps) in the simulation, can affect number of novel species. Default is 0. |
nu |
Scalar value representing the probability that a novel species is recruited. Hubbell's “speciation rate”. |
speciation.limit |
A limit to the number of novel species that can occur in the simulation, default is 0. |
JM |
Total number of individuals in the metacommunity. |
gamma.abund |
Vector of relative abundances or counts used to set regional species pool RAs |
trait.dispersal |
Vector of trait scores for dispersal, should be in range 0 to 1, or NULL |
trait.dispersal.median |
Median value for species' dispersal trait values. |
trait.dispersal.range |
Range in variation allowed for species' trait dispersal values. |
Ef.min |
Min limit for environmental gradient |
Ef.max |
Max limit for environmental gradient |
trait.Ef |
Vector or value of niche positions for species in regional pool |
trait.Ef.sd |
Vector or value of niche breadths |
taxa.list.prefix |
Text appended as prefix to species names to prevent errors for column names when site by species matrices are created. Default is "spp". |
Internal function called by fn.metaSIM.
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