https://hafro.github.io/gadget2/userguide/chap-print.html#sec:predatorpreyprinter

gadget_predatorpreyprinter_component(
  printfile,
  predatornames,
  preynames,
  area,
  age,
  len,
  precision = 15,
  yearsandsteps = "all\tall"
)

Arguments

printfile: Name for the output file to be created
predatornames: Names of the predators
preynames: Names of the prey stocks
area: list of area aggregations
age: list of age aggregations
len: list of length aggregations
precision: optional value defining numerical precision
yearsandsteps: character defining when to print, defaults to "all all"