catch_per_unit_effort: Annual catch rates (in t per searching day)

In OB7-IRD/fishi: Package Fisheries Indicators

Annual catch rates (in t per searching day)

Description

Annual catch rates (in t per searching day) on FOB- associated and free-swimming tuna schools (FSC).

Usage

catch_per_unit_effort(
  dataframe1,
  dataframe2,
  fishing_type,
  graph_type = "plot",
  title = FALSE
)

Arguments

dataframe1	data.frame expected. 'Csv' or 'output' of the function data_extraction, which must be done before using the catch_per_searching_day() function.
dataframe2	data.frame expected. 'Csv' or 'output' of the function data_extraction, which must be done before using the catch_per_searching_day() function.
fishing_type	character expected. 'FOB' or 'FSC'.
graph_type	character expected. 'plot', 'plotly' or 'table.' Plot by default.
title	TRUE or FALSE expected. Title for plotly graph_type. False by default.

Details

The input dataframe must contain all these columns for the function to work [see referentials]: Dataframe 1:

   activity_date | species_code | school_type | set_duration | positive_set | total_set | total_catch_weight | total_hour_fished
   -------------------------------------------------------------------------------------------------------------------------------
   1999-07-09    | 2            | FOB         | 3.54         | 1            | 1         | 119.0              | 12.1
   1999-07-09    | 1            | FOB         | 3.54         | 1            | 1         | 20.6               | 12.1
   1999-07-09    | 1            | FOB         | 3.54         | 1            | 1         | 24.4               | 12.1

Dataframe 2:

   activity_date | school_type | set_duration | positive_set | total_set | total_hour_fished
   -----------------------------------------------------------------------------------------
   2010-03-06    | FOB         | 0            | 0            | 0         |  1.00
   2010-12-04    | FOB         | 0            | 0            | 0         | 11.8
   2010-05-19    | FOB         | 0            | 0            | 0         |  2.05

Add these columns for an automatic title (optional):

• country_code

• ocean_code

• vessel_type_code

Value

The function return ggplot R plot.

OB7-IRD/fishi documentation built on Feb. 4, 2025, 2:03 a.m.