FSA: CodNorwegian – R documentation

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Documentation

FSA

CodNorwegian

Stock and recruitment data for Norwegian cod, 1937-1960.

Description

Norwegian cod (Gadus morhua) stock and recruitment by year, 1937-1960.

Format

A data frame of 24 observations on the following 3 variables:

year: Year of data
recruits: Recruits – year-class strength index
stock: Spawning stock index

Topic(s)

Stock-Recruit
Recruitment

Source

From Garrod, D.J. 1967. Population dynamics of the Arcto-Norwegian Cod. Journal of the Fisheries Research Board of Canada, 24:145-190.

Examples

str(CodNorwegian)
head(CodNorwegian)
op <- par(mfrow=c(1,2),pch=19,mar=c(3,3,0.5,0.5),mgp=c(1.9,0.5,0),tcl=-0.2)
plot(recruits~year,data=CodNorwegian,type="l")
plot(recruits~stock,data=CodNorwegian)
par(op)

FSA

Simple Fisheries Stock Assessment Methods

v0.8.32

GPL (>= 2)

Authors

Derek Ogle [aut, cre] (<https://orcid.org/0000-0002-0370-9299>), Powell Wheeler [aut], Alexis Dinno [aut] (Provided base functionality of dunnTest())

Initial release

2021-1-15