Surface Water Masses with linear representation, the result of the integration of the information provided by 18 of the 25 Water Districts, in response to Article 13 of the Water Framework Directive. It does not include the 7 Demarcations of the Canary Islands. It corresponds to the plans that were officially approved as of 11-05-2015. Include the basic data for each mass: code, name, category, naturalness, type, Hydrographic Demarcation, and length (measured in Lambert Acimutal Equivalent Area projection.
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