GFW (Global Fishing Watch) Daily Vessel Hours

Dataset Availability

2012-01-01T00:00:00Z–2017-01-01T00:00:00Z

Dataset Provider

Global Fishing Watch

Earth Engine Snippet

ee.ImageCollection("GFW/GFF/V1/vessel_hours")

Tags

fishing gfw marine monthly ocean

Description

Fishing vessel presence, measured in hours per square km. Each asset is the vessel presence for a given flag state and day, with one band for the presence of each gear type.

See sample Earth Engine scripts. Also see the main GFW site for program information, fully interactive visualization maps, and impacts.

Bands

Resolution
1113.2 meters

Bands

Name	Units	Description
drifting_longlines	h/km^2	Hours per sq. km of fishing vessel presence with drifting longlines.
fixed_gear	h/km^2	Hours per sq. km of fishing vessel presence with fixed gear.
other_fishing	h/km^2	Hours per sq. km of fishing vessel presence with other gear types.
purse_seines	h/km^2	Hours per sq. km of fishing vessel presence with purse seines.
squid_jigger	h/km^2	Hours per sq. km of fishing vessel presence with squid jiggers.
trawlers	h/km^2	Hours per sq. km of fishing vessel presence with trawlers.

Image Properties

Image Properties

Name	Type	Description
country	STRING	ISO3 country code of the vessel flag state. For all countries, use "WLD".

Terms of Use

Terms of Use

This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International license. (CC-BY-SA)

Citations

Citations:

• Global Fishing Watch, "Tracking the Global Footprint of Fisheries." Science 361.6378 (2018).

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Code Editor (JavaScript)

var dataset = ee.ImageCollection('GFW/GFF/V1/vessel_hours')
                  .filter(ee.Filter.date('2016-12-01', '2017-01-01'));
var trawlers = dataset.select('trawlers');
var trawlersVis = {
  min: 0.0,
  max: 5.0,
};
Map.setCenter(130.61, 34.287, 8);
Map.addLayer(trawlers.max(), trawlersVis, 'Trawlers');

Open in Code Editor

GFW (Global Fishing Watch) Daily Vessel Hours

Fishing vessel presence, measured in hours per square km. Each asset is the vessel presence for a given flag state and day, with one band for the presence of each gear type. See sample Earth Engine scripts. Also see the main GFW site for program information, fully interactive visualization maps, …

GFW/GFF/V1/vessel_hours, fishing,gfw,marine,monthly,ocean

2012-01-01T00:00:00Z/2017-01-01T00:00:00Z

Google Earth Engine

https://developers.google.com/earth-engine/datasets