PSalmonAK: Stock and recruitment data for Alaskan Pink Salmon,...
In FSAdata: Data to Support Fish Stock Assessment ('FSA') Package

PSalmonAK

R Documentation

Stock and recruitment data for Alaskan Pink Salmon, 1960-1990.

Description

Harvest, escapement, and return of northern Southeast Alaska Pink Salmon (Oncorhynchus gorbuscha), 1960-1991, and average sea surface temperature between June and November off Sitka, Alaska, 1960-1990.

Format

A data frame of 34 rows on the following 5 variables:

year: Year of data
harvest: Harvest (thousands of fish)
escapement: Escapement (thousands of fish)
return: Returns (thousands of fish) as sum of harvest and escapement from two years later (lagging is for proper brood year correspondence)
SST: Average sea surface temperature (C) between June and November off Sitka, AK from one year latter (lagging is for matching when the salmon are actually in the ocean)

Topic(s)

Stock-Recruit
Recruitment

Source

From Table 3.1 in Quinn, T.J. and R.B. Deriso. 1999. Quantitative Fish Dynamics. Oxford University Press, New York, New York. CSV file

Examples

data(PSalmonAK)
str(PSalmonAK)
head(PSalmonAK)
op <- par(mfrow=c(1,2))
plot(return~year,data=PSalmonAK)
plot(return~escapement,data=PSalmonAK)
par(op)

FSAdata documentation built on Aug. 24, 2023, 5:06 p.m.