Stock and recruitment data for Lake Trout from Gull Island Shoal, Lake Superior, 1964-1991.
Lake trout (Salvelinus namaycush) stock and recruitment by year at Gull Island Shoal, Lake Superior, 1964-1991.
A data frame of 28 observations on the following 3 variables:
Year of data
Mean CPE of adult female Lake Trout per 1000 m of gillnet captured in fall spawning surveys
Recruits (number of age-0 fish per ha) captured the following fall in bottom trawls
Stock-Recruit
Recruitment
From Schram, S.T., J.H. Selgeby, C.R. Bronte, and B.L. Swanson. 1995. Population recovery and natural recruitment of Lake Trout at Gull Island Shoal, Lake Superior, 1964-1992. Journal of Great Lakes Research. 21(supp.1):225-232. Obtained from Ransom Myers online database which was (is?) at http://ram.biology.dal.ca/~myers/data.html.
data(LakeTroutGIS) str(LakeTroutGIS) head(LakeTroutGIS) op <- par(mfrow=c(1,2)) plot(recruits~year,data=LakeTroutGIS,type="l") plot(recruits~stock,data=LakeTroutGIS) par(op)
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