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Average age in the stock numbers or catch-at-age.

Usage

meanage(object)

meanageCatch(object)

Arguments

object

An age-structured FLStock object

Value

An FLQuant object

See also

Author

The FLR Team

Examples

data(ple4)
meanage(ple4)
#> An object of class "FLQuant"
#> , , unit = unique, season = all, area = unique
#> 
#>      year
#> age   1957   1958   1959   1960   1961   1962   1963   1964   1965   1966  
#>   all 3.3701 3.0927 2.8481 2.8446 2.8314 3.0497 3.1739 2.1989 2.6302 3.0484
#>      year
#> age   1967   1968   1969   1970   1971   1972   1973   1974   1975   1976  
#>   all 3.4364 3.6698 3.4309 3.2344 3.3768 3.5066 2.4345 2.3461 2.5229 2.6956
#>      year
#> age   1977   1978   1979   1980   1981   1982   1983   1984   1985   1986  
#>   all 2.4924 2.5153 2.4676 2.3123 2.2926 1.9438 2.1105 2.2616 2.1610 1.7123
#>      year
#> age   1987   1988   1989   1990   1991   1992   1993   1994   1995   1996  
#>   all 2.0899 2.3056 2.4954 2.5898 2.6053 2.6104 2.7539 2.7065 2.2867 2.1824
#>      year
#> age   1997   1998   1999   2000   2001   2002   2003   2004   2005   2006  
#>   all 1.7042 2.1357 2.4545 2.4326 2.5315 1.9737 2.3744 2.2377 2.4002 2.5499
#>      year
#> age   2007   2008   2009   2010   2011   2012   2013   2014   2015   2016  
#>   all 2.3967 2.5570 2.7615 2.7848 2.8323 3.0732 3.1989 3.2561 3.7106 3.8785
#>      year
#> age   2017  
#>   all 3.6691
#> 
#> units:   
meanageCatch(ple4)
#> An object of class "FLQuant"
#> , , unit = unique, season = all, area = unique
#> 
#>      year
#> age   1957   1958   1959   1960   1961   1962   1963   1964   1965   1966  
#>   all 3.7964 3.5855 3.2694 3.1447 3.1302 3.3322 3.5755 3.1953 3.0029 3.3492
#>      year
#> age   1967   1968   1969   1970   1971   1972   1973   1974   1975   1976  
#>   all 3.7326 3.9227 3.7366 3.4898 3.6033 3.7696 2.9311 2.6180 2.6717 2.7726
#>      year
#> age   1977   1978   1979   1980   1981   1982   1983   1984   1985   1986  
#>   all 2.5455 2.5926 2.6335 2.5959 2.5981 2.2788 2.3092 2.4433 2.3844 1.9562
#>      year
#> age   1987   1988   1989   1990   1991   1992   1993   1994   1995   1996  
#>   all 2.3071 2.6216 2.8463 2.9986 3.0417 3.0416 3.1719 3.2368 2.9918 2.7908
#>      year
#> age   1997   1998   1999   2000   2001   2002   2003   2004   2005   2006  
#>   all 2.4119 2.4567 2.8526 2.9912 3.0157 2.5489 2.5473 2.5109 2.4774 2.5965
#>      year
#> age   2007   2008   2009   2010   2011   2012   2013   2014   2015   2016  
#>   all 2.4881 2.4844 2.5541 2.5761 2.7621 2.9973 3.0296 2.8830 3.0917 3.2946
#>      year
#> age   2017  
#>   all 3.3463
#> 
#> units: