hockey: Hockey-Stick Recruitment

View source: R/hockey.R

hockeyR Documentation

Hockey-Stick Recruitment

Description

Calculate hockey-stick recruitment.

Usage

hockey(S, Smax, Rmax, eta = 0)

Arguments

S

spawning biomass.

Smax

lowest S that produces Rmax.

Rmax

maximum recruitment.

eta

an optional smoothness parameter, e.g. 0.001.

Value

Recruitment as a number or vector.

Note

Smoothness parameter is based on Mesnil and Rochet (2010), but replacing ⁠gamma^2/4⁠ with ⁠eta*Smax^2⁠.


arnima-github/arni documentation built on Oct. 28, 2023, 6:18 p.m.