otoliths_skj: Otolith Data (Skipjack)

In fishgrowth: Fit Growth Curves to Fish Data

Otolith Data (Skipjack)

Description

Simulated otolith data, loosely based on a skipjack tuna dataset analyzed by Macdonald et al. (2022).

Usage

otoliths_skj

Format

Data frame containing two columns:

age	age (years)
len	length (cm)

Details

The simulation code that was used to produce this dataset is included in the package:

file.show(system.file(package="fishgrowth", "sim/simulate.R"))

Source

Macdonald, J., Day, J., Magnusson, A., Maunder, M., Aoki, Y., Matsubara, N., Tsuda, Y., McKechnie, S., Teears, T., Leroy, B., Castillo-Jordán, C., Hampton, J., and Hamer, P. (2022). Review and new analyses of skipjack growth in the Western and Central Pacific Ocean. Western and Central Pacific Fisheries Commission Report WCPFC-SC18-2022/SA-IP-06. https://meetings.wcpfc.int/node/16254.

See Also

gcm, gompertz, gompertzo, richards, richardso, schnute3, vonbert, and vonberto are alternative growth models.

otoliths_had, otoliths_skj, and tags_skj are example datasets.

fishgrowth-package gives an overview of the package.

Examples

otoliths_skj

fishgrowth documentation built on April 11, 2025, 5:52 p.m.