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Catch-at-age for Cayuga Lake Rock Bass (Amploplites rupestris) from a single season.

Format

A data frame of 6 observations on the following 2 variables:

age

Assigned age.

catch

Number in catch.

Source

D.S. Robson and D.G. Chapman. 1961. Catch curves and mortality rates. Transactions of the American Fisheries Society 90:181-189. CSV file

Topic(s)

  • Mortality

  • Catch curve

Examples

data(RockBassCL)
str(RockBassCL)
#> 'data.frame':	6 obs. of  2 variables:
#>  $ age  : int  6 7 8 9 10 11
#>  $ catch: int  118 73 36 14 1 1
RockBassCL
#>   age catch
#> 1   6   118
#> 2   7    73
#> 3   8    36
#> 4   9    14
#> 5  10     1
#> 6  11     1
plot(log(catch)~age,data=RockBassCL)