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
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)
