File Entry: Northern Resident Killer Whale (NRKW) demographic data

Northern Resident Killer Whale (NRKW) demographic data.

The input data (a .csv-file) has to have the format of a table containing the Orcinus orca demographic data with the columns named: Year, Age, Count, Offspring and Cat1. Each year, the number of individuals per age and the number of offspring per age reproductive female category are counted (females ≥ 10 years old). IF A Female category does not have offspring equals to 0. For the called column, Cat1; Ages 1 to 9 belongs to Juv (Juveniles) and 10 to 88 (this tutorial) belongs to Female or Male. Juv and Male categories must have a NA offspring.