Essex Wildlife Trust run three nature reserves in the Dengie Hundred and manage several other smaller sites.
Bradwell Shell Bank Nature Reserve
Bradwell Cockle Spit on the Dengie Peninsular consists of some 30 acres of shell bank together with extensive saltmarsh. The spit has been built up by tidal currents and is mainly cockle and oyster shells.
Blue House Farm Nature Reserve, North Fambridge
600 acre farm is situated on the north bank of the River Crouch comprises of coastal grazing marsh with ancient creeks
Stow Maries Halt Nature Reserve
This 5.5 acre reserve consists of the former Stow Maries Halt on the disused Maldon to South Woodham Ferrers railway line, along with an adjoining four-acre meadow acquired later.
Click here for Essex Wildlife Trust Contacts and more information about their reserves.