Map: Reference Layers Archives - Global Fishing Watch Publicly sharing knowledge about human activity at sea Tue, 15 Oct 2024 09:56:56 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.3 https://globalfishingwatch.org/wp-content/uploads/cropped-gfwisologo512x512-1-1-32x32.png Map: Reference Layers Archives - Global Fishing Watch 32 32 What is the significance of the EEZs? https://globalfishingwatch.org/faqs/what-is-the-significance-of-the-eezs/ Fri, 10 May 2019 10:39:15 +0000 http://globalfishingwatch.stage.pixeledeggs.com/?post_type=ht_kb&p=7515 An exclusive economic zone (EEZ) is a zone in the ocean in which the adjacent nation has jurisdiction. These generally include waters extending 200 nautical miles from a nation’s coastline but are also drawn closer in where multiple nation’s jurisdictions would otherwise overlap. Each country has special rights regarding exploration and use of resources within […]

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]]> How do I view fishing activity in/around MPAs, EEZs, or High Seas areas? https://globalfishingwatch.org/faqs/how-do-i-view-fishing-activity-in-around-mpas-eezs-or-high-seas-pockets/ Wed, 17 Apr 2019 11:34:27 +0000 http://globalfishingwatch.local/?post_type=ht_kb&p=7381 Toggle the reference layers on or off from the left hand side of the Global Fishing Watch map to view fishing, carrier or other activity around marine protected areas (MPAs), exclusive economic zones (EEZs), FAO major fishing areas, high seas and other areas.

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]]> Why am I not seeing certain marine protected areas in the Global Fishing Watch map? https://globalfishingwatch.org/faqs/why-am-i-not-seeing-certain-marine-protected-areas-on-global-fishing-watch/ Fri, 10 May 2019 10:36:35 +0000 http://globalfishingwatch.stage.pixeledeggs.com/?post_type=ht_kb&p=7509 Global Fishing Watch sources a marine protected areas (MPA) reference layer from the World Database on Protected Areas (WDPA). Some marine protected areas are at varying stages of designation and implementation, and therefore may not be visible in the Global Fishing Watch map.

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]]> Why is there fishing in an area marked as an MPA? https://globalfishingwatch.org/faqs/why-is-there-fishing-in-an-area-marked-as-an-mpa/ Fri, 10 May 2019 10:37:36 +0000 http://globalfishingwatch.stage.pixeledeggs.com/?post_type=ht_kb&p=7511 Some marine protected areas restrict only certain types of fishing (e.g. trawl fishing) but allow other types of fishing. Some fishing vessels also use multiple different gear types for fishing, which may lead to differences in how fishing is represented in the map for this vessel. Some marine protected areas are at varying stages of […]

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]]> Why are there large circles in which there is no apparent fishing? https://globalfishingwatch.org/faqs/why-are-there-large-circles-in-which-there-is-no-apparent-fishing/ Fri, 10 May 2019 10:38:35 +0000 http://globalfishingwatch.stage.pixeledeggs.com/?post_type=ht_kb&p=7513 The large circles without fishing are almost always exclusive economic zones (EEZs) around islands that heavily restrict or prohibit fishing (if you toggle on the EEZs Layer in the Global Fishing Watch map, you will see that they often match with these blank areas). The circles could also be marine protected areas (MPAs) that prohibit […]

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]]> How do I upload my own polygon or points reference layer? https://globalfishingwatch.org/faqs/how-do-i-upload-my-own-reference-layer/ Tue, 25 May 2021 15:06:32 +0000 https://globalfishingwatch.org/?post_type=ht_kb&p=19610 Login to your Global Fishing Watch account to upload personal reference layers. Click the ‘+’ icon in the Reference Layers section to add reference layers in a workspace, and then ‘Upload new reference layer’. You can upload polygon or points reference layers. Currently .zip shapefiles and .json files are supported, alongside .csv files for points. […]

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]]> How do I upload my own polygon, region or points reference layer? https://globalfishingwatch.org/faqs/upload-polygon-region-or-reference-layer/ Thu, 15 Jul 2021 16:30:01 +0000 https://globalfishingwatch.org/?post_type=ht_kb&p=22195 On the left panel, in the ‘Reference Layers’ section, you can find a ‘+’ icon that allows you to upload your own reference layer. You can then select whether you’d like to add polygon or points data. For polygons, the supported format files are: ShapeFile .zip file containing at least:  .shp: shape format; the geometries […]

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]]> What are the sources of Global Fishing Watch reference layers? https://globalfishingwatch.org/faqs/reference-layer-sources/ Mon, 12 Dec 2022 20:43:03 +0000 https://globalfishingwatch.org/?post_type=ht_kb&p=30246 Global Fishing Watch products include the geographic boundaries of areas of interest to enable spatial analysis of fishing activity throughout the world’s oceans as reference layers. These reference layers are incorporated from external sources, often the organizations that define and manage the geographic boundaries or, if unavailable, then the leaders in maintaining documentation of the […]

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