GFW (Global Fishing Watch) Daily Fishing Hours

GFW/GFF/V1/fishing_hours
Dataset Availability
2012-01-01T00:00:00Z–2017-01-01T00:00:00Z
Dataset Provider
Earth Engine Snippet
ee.ImageCollection("GFW/GFF/V1/fishing_hours")
Cadence
1 Day
Tags
fishing gfw marine monthly ocean oceans

Description

Fishing effort, measured in hours of inferred fishing activity. Each asset is the effort for a given flag state and day, with one band for the fishing activity 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

Pixel Size
1113.2 meters

Bands

Name Units Pixel Size Description
drifting_longlines h/km^2 meters

Hours per sq. km of fishing with drifting longlines.
fixed_gear h/km^2 meters

Hours per sq. km of fishing with fixed gear.
other_fishing h/km^2 meters

Hours per sq. km of fishing with other gear types.
purse_seines h/km^2 meters

Hours per sq. km of fishing with purse seines.
squid_jigger h/km^2 meters

Hours per sq. km of fishing with squid jiggers.
trawlers h/km^2 meters

Hours per sq. km of fishing 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).

Explore with Earth Engine

Code Editor (JavaScript)

var dataset = ee.ImageCollection('GFW/GFF/V1/fishing_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(16.201, 36.316, 7);
Map.addLayer(trawlers.max(), trawlersVis, 'Trawlers');
Open in Code Editor
Fishing effort, measured in hours of inferred fishing activity. Each asset is the effort for a given flag state and day, with one band for the fishing activity 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/fishing_hours, fishing,gfw,marine,monthly,ocean,oceans
2012-01-01T00:00:00Z/2017-01-01T00:00:00Z
-90 -180 90 180
Google Earth Engine