Growth increment data derived from a tagging experiment on Paphis donacina
P.donacinaA data frame with 150 observations on the following 4 variables.
T1a numeric vector describing the release date (y)
T2a numeric vector describing the recovery date (y)
L1a numeric vector describing the length at release (mm)
L2a numeric vector describing the length at recapture (mm)
Note that the data have been corrected for measurement bias, as described by Cranfield et al (1996).