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Assigned ages (from otoliths) and fork lengths of Red Drum (Sciaenops ocellatus) from various areas of the Atlantic Coast, 1981-1988.

Format

A data frame with 393 observations on the following 2 variables.

age

Age (from otoliths to the nearest years but recorded at half-years)

fl

Fork length (mm)

Source

From (approximately) Figure 27 in Vaughan, D.S. and T.E. Helser. 1990. Status of the red drum stock of the Atlantic Coast: Stock assessment report for 1989. NOAA Technical Memorandum, NMFS-SEFC-263. CSV file

Topic(s)

  • Growth

  • von Bertalanffy

Examples

data(RedDrum)
str(RedDrum)
#> 'data.frame':	393 obs. of  2 variables:
#>  $ age: num  0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 ...
#>  $ fl : int  53 78 96 107 121 129 160 185 207 230 ...
head(RedDrum)
#>   age  fl
#> 1 0.5  53
#> 2 0.5  78
#> 3 0.5  96
#> 4 0.5 107
#> 5 0.5 121
#> 6 0.5 129
plot(fl~age,data=RedDrum)