FSAdata (version 0.3.0)

YPerchGL: Lengths and weights of Yellow Perch from Grafton Lake by year.

Description

Yellow Perch (Perca flavescens) fork lengths and weights seperated by year.

source

Extracted (approximately) from Figure 3 in Brylinsky, M. 2001. An evaluation of changes in the yellow perch (Perca flavescens) population of Grafton Lake, Kejimkujik National Park, after dam removal. Technical Report Publication No. 59, Acadia Centre for Estuarine Research. 2001.

Topic(s)

• Length-weight

concept

'Length-Weight'

Examples

data(YPerchGL)
str(YPerchGL)
head(YPerchGL)
op <- par(mfrow=c(1,2),pch=19)
plot(w~fl,data=YPerchGL,subset=year==1994,main="1994")
plot(w~fl,data=YPerchGL,subset=year==2000,main="2000")
par(op)