YPerchSB1: Lengths for Yellow Perch from two locations in Saginaw Bay,...

In FSAdata: Data to Support Fish Stock Assessment ('FSA') Package

Lengths for Yellow Perch from two locations in Saginaw Bay, Lake Michigan.

Description

Length measurements for Yellow Perch (Perca flavescens) from two locations – inner and outer bay – in Saginaw Bay, Lake Michigan.

Format

A data frame with 2074 observations on the following 2 variables:

tl

Measured total length (cm).

loc

Location of capture (inner or outer).

Topic(s)

• Length Frequency

• Size Structure

• PSD

Source

Simulated (uniform distribution of values within length bin) from summarized length frequencies in Figure 2 (top) in Diana, J.S. and R. Salz. 1990. Energy storage, growth, and maturation of yellow perch from different locations in Saginaw Bay, Michigan. Transactions of the American Fisheries Society 119:976-984. CSV file

Examples

data(YPerchSB1)
str(YPerchSB1)
head(YPerchSB1)
op <- par(mfrow=c(1,2),pch=19)
with(subset(YPerchSB1,loc=="inner"),hist(tl,main="Inner"))
with(subset(YPerchSB1,loc=="outer"),hist(tl,main="Outer"))
par(op)

FSAdata documentation built on Aug. 24, 2023, 5:06 p.m.