BluefishAge: Ages of Bluefish assigned from otoliths by two readers.

BluefishAgeR Documentation

Ages of Bluefish assigned from otoliths by two readers.

Description

Ages assigned to Bluefish (Pomatomus saltatrix) otoliths by two readers.

Format

A data frame with 445 observations on the following 2 variables.

r1

Ages assigned by the first reader

r2

Ages assigned by the second reader

Topic(s)

  • Age Comparison

  • Age Precision

  • Age Bias

  • Ageing Error

Source

From Figure 2 in Chapter 3 (Bluefish) of the VMRC Final Report on Finfish Ageing, 2003 by the Center for Quantitative Fisheries Ecology at Old Dominion University. CSV file

Examples

data(BluefishAge)
str(BluefishAge)
head(BluefishAge)
plot(r1~r2,data=BluefishAge)


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

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