PSU Total

Give the number of total psu for a given year.

psu_total(
  dataframe,
  reported_year = NULL,
  selected_country = NULL,
  selected_ocean = NULL,
  selected_harbour = NULL,
  selected_variable = "trip"
)

Arguments

dataframe

data.frame expected. Csv or output of the function data_extraction, which must be done before using the fishing_activity() function.

reported_year

integer expected. Write the wanted year of the report.

selected_country

integer expected. Country code to select the list of boat to count. If NULL give all the vessel for the given year.

selected_ocean

integer expected. Ocean code to select the list of boat to count. If NULL give all the vessel for the given year, works only for 'data_type' == 'observe'

selected_harbour

integer expected. Harbour code to select the list of boat to count. If NULL give all the vessel for the given year, works only for 'data_type' == 'observe'

selected_variable

character expected. Write the variable of the PSU. Can be "trip", "vessel" or "well. "trip" by default.

Value

The function return a table.

Details

The input dataframe frome sql must contain all these columns for the function to work [see referentials]:

• program

• ocean_label

• fleet

• vessel_label

• vessel_type

• landing_year

• country_code

• vessel_well_number

• arrival

• port_arrival