Catch-at-age table to describe a wide format data frame to store
area-year-age values.
Usage
catage.wide
Arguments
Format
Data frame containing six columns:
Area
area
Year
year
1
number of one-year-olds in the catch (millions)
2
number of two-year-olds in the catch (millions)
3
number of three-year-olds in the catch (millions)
4
number of four-year-olds in the catch (millions)
Details
The data are an excerpt (first years and ages) from the catch-at-age table
for North Sea cod from the ICES (2016) assessment. Catches in ‘area 1’
are the original data, while ‘area 2’ contains the same values
multiplied by two.