TAC: Reference Points and Harvest Control Rules

In TobieSurette/gulf.data: Southern Gulf of St Lawrence Data Access

Reference Points and Harvest Control Rules

Description

Calculate harvest control rates.

Usage

reference.points(species)

harvest.control.rule(x, limit.reference.point, upper.stock.reference, species)

total.allowable.catch(x, ...)

TAC(x, ...)

Arguments

species	Species name or code.
x	Stock index value.
limit.reference.point	Limit reference point value.
upper.stock.reference	Upper stock reference point value.

Examples

x <- seq(0, 125000, len = 1000)
y <- TAC(x, species = "snow crab")
plot(range(x) / 1000, c(0, 0.5), type = "n", xlab = "Commercial biomass (x1000 t)", ylab = "Exploitation rate", yaxs = "i")
grid()
lines(x / 1000, y, lwd = 2)
box()

TobieSurette/gulf.data documentation built on Jan. 19, 2025, 7:50 p.m.