hake_biomass: Pacific Hake annual spawning stock biomass (females only) as...

In pbs-assess/PACea: An R package of Pacific ecosystem information to help facilitate an ecosystem approach to fisheries management

Pacific Hake annual spawning stock biomass (females only) as estimated by the most recent (2024) stock assessment.

Description

The Pacific Hake stock is managed and assessed through an Agreement between Canada and the United States. The spawning stock biomass (mature females) estimates come from the most recent joint stock assessment, and, importantly, are for the coastwide stock from California to British Columbia.

Usage

hake_biomass

hake_biomass_2023

hake_biomass_2024

Format

A tibble also of class 'pacea_biomass' with columns:

year:

year of the estimate of spawning stock biomass (mature females), where the estimate is for the start of the year

low:

low end (2.5th percentile) of the 95% credible interval for biomass, units as for 'median'

median:

median estimate of biomass, in millions of tonnes of female spawning biomass at the start of the year

high:

high end (97.5th percentile) of the 95% credible interval for biomass, units as for 'median'

An object of class pacea_biomass (inherits from tbl_df, tbl, data.frame) with 58 rows and 4 columns.

An object of class pacea_biomass (inherits from tbl_df, tbl, data.frame) with 59 rows and 4 columns.

Details

See '?hake_recruitment' for further details and references, and explanations of 'hake_biomass_2024' and 'hake_biomass_2023'.

Author(s)

Andrew Edwards

Source

Generated from Andy running (in the hake repository) 'pacea_save()' and then here 'data-raw/groundfish/hake.R'.

Examples

## Not run: 
hake_biomass
plot(hake_biomass)

## End(Not run)

pbs-assess/PACea documentation built on April 17, 2025, 11:36 p.m.