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Ages assigned to the scales and otoliths of Striped Bass (Morone saxatilis).

Format

A data frame of 451 observations on the following 2 variables:

scale

Ages assigned to scales

otolith

Ages assigned to otoliths

Source

From Figure 6 in Chapter 10 (Striped Bass) of the VMRC Final Report on Finfish Ageing, 2003 by the Center for Quantitative Fisheries Ecology at Old Dominion University. CSV file

Topic(s)

  • Age Comparison

  • Age Precision

  • Age Bias

  • Ageing Error

See also

Examples

data(StripedBass6)
str(StripedBass6)
#> 'data.frame':	451 obs. of  2 variables:
#>  $ scale  : int  2 2 2 2 2 2 2 2 2 2 ...
#>  $ otolith: int  2 2 2 2 2 2 2 2 2 2 ...
head(StripedBass6)
#>   scale otolith
#> 1     2       2
#> 2     2       2
#> 3     2       2
#> 4     2       2
#> 5     2       2
#> 6     2       2
plot(scale~otolith,data=StripedBass6)

xtabs(~otolith+scale,data=StripedBass6)
#>        scale
#> otolith  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 18
#>      2  47  5  0  0  0  0  0  0  0  0  0  0  0  0  0  0
#>      3   2 22  3  1  0  0  0  0  0  0  0  0  0  0  0  0
#>      4   0  1  8  1  0  0  1  0  0  0  0  0  0  0  0  0
#>      5   0  0 11 31 10  2  1  0  0  0  0  0  0  0  0  0
#>      6   0  0  1  4  8  3  1  0  0  0  0  0  0  0  0  0
#>      7   0  0  2  5 15 65  8  0  1  0  0  0  0  0  0  0
#>      8   0  0  0  0  3  7 16  5  1  0  0  0  0  0  0  0
#>      9   0  0  0  0  0  3  8  7  0  0  0  0  0  0  0  0
#>      10  0  0  0  0  0  3 10 33 31  7  1  1  0  0  0  0
#>      11  0  0  0  0  0  0  1  6  5  4  2  0  0  0  0  0
#>      12  0  0  0  0  0  0  0  1  2  2  6  0  0  0  0  0
#>      13  0  0  0  0  0  0  0  1  2  1  1  2  1  1  0  0
#>      14  0  0  0  0  0  0  0  0  2  1  4  2  2  1  0  0
#>      15  0  0  0  0  0  0  0  0  1  0  0  0  1  0  0  0
#>      16  0  0  0  0  0  0  0  0  1  0  0  0  0  0  0  0
#>      17  0  0  0  0  0  0  0  0  0  0  0  0  0  0  1  0
#>      18  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  1
#>      20  0  0  0  0  0  0  0  0  0  0  0  0  1  0  0  0