Area of Internationally marine protected sites (Ramsar, Habitat and Bird Directive), by sub-region coastal waters, in any given year.
Calculation :
Sum of total areas of sea protected by international statutory designation (Ramsar, Habitat and Bird Directive), that are lying totally or partially in the marine realm (tidal and subtidal) in a buffer of 20 km seawards from the official shoreline. For Zeeland it covers the entire Delta including areas that are frequently or occasionally in contact with marine waters
Unit :
Hectare
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