Growth increment data for Red Lakes Walleye.
Growth increment data for Red Lakes Walleye (Sander vitreus) in one-fish-per-line format.
A data frame with 1543 observations on the following 13 variables.
A fish identification number. Unique within a year but not across years.
Year the fish was captured.
A factor denoting capture gear (C=commercial and E=experimental nets).
Age of fish at capture.
Length of fish at capture.
Scale measurement to first annulus.
Scale measurement between first and second annulus.
Scale measurement between second and third annulus.
Scale measurement between third and fourth annulus.
Scale measurement between fourth and fifth annulus.
Scale measurement between fifth and sixth annulus.
Scale measurement between sixth and seventh annulus.
Scale radius at time of capture
Growth increment analysis
Weisberg linear growth model
Data is in one-fish-per-line format.
Cyterski, M.J. and G.R. Spangler. 1996. A tool for age determination. North American Journal of Fisheries Management, 16:403-412.
data(WalleyeRL) str(WalleyeRL) head(WalleyeRL)
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