Croaker2 {FSAdata} | R Documentation |
Ages, lengths, and sexes of Atlantic Croaker by sex.
Description
Assigned ages (by otoliths), total lengths, and sexes of Atlantic Croaker (Micropogonias undulatus).
Format
A data frame of 318 observations on the following 3 variables:
- age
Otolith age-at-capture (years).
- tl
Total length (nearest mm) at capture.
- sex
Sex of the fish (
M
=male andF
=female).
Topic(s)
Growth
von Bertalanffy
Source
From Figure 4 in Chapter 1 (Atlantic Croaker) of the VMRC Final Report on Finfish Ageing, 1999 by the Center for Quantitative Fisheries Ecology at Old Dominion University. CSV file
Examples
data(Croaker2)
str(Croaker2)
head(Croaker2)
op <- par(mfrow=c(1,2),pch=19)
plot(tl~age,data=Croaker2,subset=sex=="F",main="Female")
plot(tl~age,data=Croaker2,subset=sex=="M",main="Male")
par(op)
[Package FSAdata version 0.4.1 Index]