getVesselTracksBox: Get Fishing Vessel Tracks in in Bounding Box

In ferrettigs/OIB: Ocean Intelligence Bureau Toolbox

Description

This function searches for vessels nearby popup events. It uses the Global Fishing Watch (GFW) AIS database and to Tag of Pelagic Predator (TOPP, 'http://gtopp.org/') database and searches within a time window specified by the user, centered on the popup date, with a spatial box specified by the user in latitude and longitude degrees.

Usage

getVesselTracksBox(con, project, bbox = c(18, 40, -145, -120),
  date1 = "2018-04-25", date2 = "2018-05-06",
  gears = c("drifting_longlines", "trawlers", "purse_seines",
  "unknown_fishing", "squid_jigger", "pole_and_line", "drifting_gillnets",
  "no_idea_what_it_is", "research other_fishing", "set_longlines", "troller",
  "set_gillnets", "pots_and_traps", "tuna_purse_seines"))

Arguments

con	a connection to the OIB - TOPP database.
project	Google Cloud Platform project name. This is needed to query the GFW database in bigQuery.
gears	fishing gears to search
time1	initial date of observation period: "YYY-mm-dd"
time2	initial date of observation period: "YYY-mm-dd"

ferrettigs/OIB documentation built on July 12, 2019, 6:52 p.m.