MulletBS {FSAdata}

Ages of Red Mullet assigned from whole and broken-burnt otoliths.

Description

Ages assigned to whole and broken-burnt otoliths of Red Mullet (Mullus barbatus ponticus) sampled from the Black Sea (Samsun, Turkey).

Format

A data frame with 51 paired observations on the following 2 variables.

whole

Ages assigned from whole otoliths

bb

Ages assigned from broken/burnt otoliths

Topic(s)

• Age Comparison

• Age Precision

• Age Bias

• Ageing Error

Source

From Figure 3 of Polat, N., D. Bostanci, S. Yilmaz. 2005. Differences between whole otolith and broken-burnt otolith ages of red mullet (Mullus barbatus ponticus Essipov, 1927) sampled from the Black Sea (Samsun, Turkey). Turkish Journal of Veterinary and Animal Science 29:429-433. CSV file

Examples

data(MulletBS)
str(MulletBS)
head(MulletBS)
plot(whole~bb,data=MulletBS)
xtabs(~bb+whole,data=MulletBS)