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Stock and recruitment data for Red King Crab in Alaska, 1960-2004.

Source: R/KingCrabAK.R
KingCrabAK.Rd

Stock and recruitment data for Red King Crab (Paralithodes camtschaticus) from the northern Gulf of Alaska around Kodiak Island by brood year, 1960-2004.

Format

A data frame of 44 observations on the following 3 variables:

year

Brood year (1960-2004)

recruits

abundance (thousands) of male recruits (>=125 mm and <145 mm)

adults

abundance (thousands) legal (>=145 mm carapace length) males

Source

From table 1 in Bechtol W.R. and G.H. Kruse. 2009. Analysis of a stock-recruit relationship for Red King Crab off Kodiak Island Alaska. Marine and Coastal Fisheries: Dynamics Management and Ecosystem Science 1:29-44. CSV file

Topic(s)

  • Stock-Recruit

  • Recruitment

Examples

data(KingCrabAK)
str(KingCrabAK)
#> 'data.frame':	45 obs. of  3 variables:
#>  $ year    : int  1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 ...
#>  $ recruits: int  5287 20906 31641 25101 13226 7190 3947 5634 4255 2737 ...
#>  $ adults  : int  11456 10799 17415 25246 31176 28797 17552 8453 5662 4565 ...
head(KingCrabAK)
#>   year recruits adults
#> 1 1960     5287  11456
#> 2 1961    20906  10799
#> 3 1962    31641  17415
#> 4 1963    25101  25246
#> 5 1964    13226  31176
#> 6 1965     7190  28797
op <- par(mfrow=c(1,2),pch=19)
plot(recruits~year,data=KingCrabAK,type="l")
plot(recruits~adults,data=KingCrabAK)

par(op)