spatial_occupancy: Spatial occupancy

In OB7-IRD/fishi: Package Fisheries Indicators

Spatial occupancy

Description

Changes in the spatial extent of the fishery over time. Annual number of 1-degree squares explored by each vessel.

Usage

spatial_occupancy(
  dataframe,
  graph_type = "plot",
  fishing_type = "ALL",
  title = FALSE
)

Arguments

dataframe	data.frame expected. 'Csv' or 'output' of the function data_extraction, which must be done before using the spatial_occupancy() function.
graph_type	character expected. 'plot', 'plotly' or 'table'. Plot by default.
fishing_type	character expected. ALL, FOB and FSC.
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]:

   activity_date | cwp11_act | positive_set | total_set | total_hour_fished | school_type
   --------------------------------------------------------------------------------------
   2010-03-06    | 404004    | 0            | 0         |  7.0              | UND
   2010-12-04    | 404005    | 0            | 0         | 24.0              | FSC
   2010-05-19    | 404005    | 0            | 0         |  8.0              | FOB

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.