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