Density-dependent Ricker recruitment function
Usage
dd.rec.Ricker(N, a, b, theta = NA)
Arguments
- N
Number of individuals or biomass in time t. Can (should) be a
vector structure according to group_by.
- a
Density-independent recruitment rate.
- b
Rate of change with increased density.
- theta
Degree of depensation (Allee effect). Default is NA.
##' @note
Equations expressed as recruit per capita.
