Data: Impacts (2008)

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**Please note that these pages include the 2008 assessment of the Global Map of Human Impacts on Marine Ecosystems. The updated assessment published in 2015 can be found here**.

We encourage visitors to read the Supplementary Online Materials for detailed information pertaining to the creation of these data layers
 
 
Warning: The links on this page are direct download links. Some files (particularly .tif files) are large and may exceed 1GB in size.
Impact Layer .JPG GeoTiff FGDC Metadata (.XML)

Artisanal Fishing

artisanal fishing

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Demersal Destructive Fishing dem d

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Demersal Non-Destructive, High-Bycatch Fishing dem_nd_hb

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Demersal Non-Destructive, Low-Bycatch Fishing dem_nd_lb

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Inorganic Pollution inorganic

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Invasive Species invasives

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Nutrient Input nutrients

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Ocean Acidification ocean acidification

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Benthic Structures (Oil Rigs) Due to the spatial scale of this phenomenon, a preview image is not sufficient to represent this data layer.  Please refer to the GIS data available to the right. 

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Organic Pollution organic

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Pelagic High-Bycatch Fishing pel_hb

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Pelagic Low-Bycatch Fishing pel_lb

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Ocean-Based Pollution pollution

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 Population Pressure population

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Commercial Activity (Shipping) shipping

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Climate Change (SST) sst

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Climate Change (UV) uv

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Note: transformed stressor data is calculated as log(raw_data + 1) transformed and rescaled by dividing by maximum global value so values range from 0-1.