Dengie (Mid-Essex Coast Phase 1) SPA
This site is on the coast of Essex in eastern England. It is a large and remote area of tidal mud-flats and saltmarshes. Over the winter months it is an area that hen harriers, wildfowl and waders flock to. This is an integral component of the phased Mid-Essex Coast Special Protection Area (a type of Marine Protected Area).
MPA TypeSpecial 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 date1 March 1994
Surface Area31.33 km2 (12.10 mi.2)
Perimeter43.24 km (26.87 mi.)
Coordinates (central point)51° 41' 31" North, 0° 57' 18" East
Important areas where a number of waterfowl species occur in significant numbers.
Red knot (Calidris canutus)
A dumpy, short-legged, stocky wading bird that depends on the rich source of worms and shellfish in estuaries. Large numbers come to the UK in the winter.
Grey plover (Pluvialis squatarola)
A widely distributed shorebird that prefers sandy and muddy estuaries.
Dark-bellied brent goose (Branta bernicla bernicla)
A small dark goose which occurs in good numbers at just a few sites in the UK. They are vegetarian and particularly partial to seagrass.
Hen harrier (Circus cyaneus)
The UK’s most intensively persecuted bird of prey. While they spend the summer on heaths and moors they head out to some coastal marhes in winter.
Did you know?…
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
Over 500,000 records of undersea species and habitats have been collected by volunteer Seasearch divers