Outer Thames Estuary SPA

Status: Designated


Site overview

This site has been established to protect the red-throated divers, common terns and little terns that live here.  An extension to this site is currently being considered that would mean more protection for the areas where these birds feed. 

MPA Type

Special Protection Area

Special Protection Areas (SPAs) are strictly protected sites designated uner European legislation. They are established to protect rare and vulnerable birds and for regularly occurring migratory species.

Designation date

1 August 2010

Surface Area

3,795.59 km2 (1,465.48 mi.2)


778.97 km (484.03 mi.)

Coordinates (central point)

51° 55' 1" North, 1° 32' 46" East

  • Red-throated diver (Gavia stellata)

    The smallest of Scotland’s diver species. Typically breeds on inland water bodies in open moorland or blanket bog landscapes. Feeds on a mix of freshwater and marine prey, mainly fish.

  • Marine areas, Sea inlets

Did you know?…

Over 500,000 records on undersea habitats and species have been collected by volunteer Seasearch divers providing significant evidence for inshore ‘marine protected areas’

To the shelf limits, Scotland has 61% of UK waters, of which 23% are now in existing or new ‘marine protected areas’

Over half a million people have voiced their support for ‘marine protected area’ designation in the UK through our campaigns

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