Humber Estuary

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Humber Estuary

  • Country: 
    United Kingdom of Great Britain and Northern Ireland
  • Site number: 
  • Area: 
    37,988 ha
  • Designation date: 
  • Coordinates: 
    53°37'N 00°09'W
Materials presented on this website, particularly maps and territorial information, are as-is and as-available based on available data and do not imply the expression of any opinion whatsoever on the part of the Secretariat of the Ramsar Convention concerning the legal status of any country, territory, city or area, or of its authorities, or concerning the delimitation of its frontiers or boundaries.


Humber Estuary. 28/07/94; England; 37,988 ha; 53°33'N 000°03'E. Special Protection Area, SSSI. An estuary with a max.7.4 m. tidal range exposing vast mud and sand flats at low tide. Vegetation includes extensive reedbeds, areas of mature and developing saltmarsh, backed by grazing marsh or low sand dunes with marshy slacks and brackish pools. The area regularly supports internationally important numbers of various species of breeding and wintering waterbirds. Many passage birds, notably internationally important populations of ringed plover, Charadriu hiaticula, and sanderling Caldris alba stage in the area. The site supports Britain's most southeasterly breeding colony of gray seal Halichoerus grypus. Human activities include tourism, recreation, commercial and recreational fishing, livestock grazing, and hunting. Renamed and area significantly increased in 2007. Ramsar site no. 663. Most recent RIS information: 2007.

Administrative region: 

  • National legal designation: 
    • Area of Outstanding National Beauty
    • National Nature Reserve
    • sssi
  • Regional (international) legal designations: 
    • EU Natura 2000
  • Last publication date: 


Ramsar Information Sheet (RIS)