Recruitment in number of fish is the first row of the 'stock.n' slot of an age-structured 'FLStock'. These convenience functions allow a clearer syntax when retrieving of altering the content of 'stock.nrec.age,', where 'rec.age' is usually the first age in the object.
Usage
# S4 method for FLStock
rec(object, rec.age = as.character(object@range["min"]))Arguments
- object
An object of class 'FLStock'
- rec.age
What age to extract, defaults to first one. As 'character' to select by name or as 'numeric' by position.
Examples
data(ple4)
rec(ple4)
#> An object of class "FLQuant"
#> , , unit = unique, season = all, area = unique
#>
#> year
#> age 1957 1958 1959 1960 1961 1962 1963 1964 1965
#> 1 477074 710748 874712 797702 870799 615691 610017 2449900 664500
#> year
#> age 1966 1967 1968 1969 1970 1971 1972 1973 1974
#> 1 579075 428110 418228 666902 671454 433599 367450 1391430 1074920
#> year
#> age 1975 1976 1977 1978 1979 1980 1981 1982 1983
#> 1 787372 674010 1033740 879043 915553 1078660 999968 1935350 1375880
#> year
#> age 1984 1985 1986 1987 1988 1989 1990 1991 1992
#> 1 1302060 1792220 4303680 1910200 1774940 1250510 1083810 981356 854841
#> year
#> age 1993 1994 1995 1996 1997 1998 1999 2000 2001
#> 1 550376 566448 932162 893056 2431310 778427 683151 857525 634808
#> year
#> age 2002 2003 2004 2005 2006 2007 2008 2009 2010
#> 1 1792880 557844 1235790 863893 875191 1379750 1135050 1088820 1444570
#> year
#> age 2011 2012 2013 2014 2015 2016 2017
#> 1 1608190 1278010 1455050 1640700 895620 1211320 1823000
#>
#> units: 1000
# Multiple recruitment by a factor of 2
rec(ple4) <- rec(ple4) * 2