A number of ditches, pits, tree-throws and post-holes, including a possible circular enclosure (c.9m in diameter), were defined in advance of the construction of a water pipeline in 2011.

Large cropmark complex on the south bank of the river Stour.

Excavation of part of the Sheepen site in 1970.

A Fieldwalking survey of farmland to the East of Birch airfield revealed finds of predominantly Roman date, including masonry.

Ring ditch partly excavated in 1974.

Neolithic pottery, pit and possible ditch found whilst digging out an old drain.

Wealthy late Iron Age burial mound in the gardens of 30 & 36 Fitzwalter Road, Colchester, excavated by Laver & Laver in 1924.

The digging of a small gravel pit in 1914 recovered one complete collared urn and several sherds.

An archaeological excavation by Colchester Archaeological Trust in 2018 revealed 42 charcoal-rich pits (i.e. pits containing charcoal-rich fills), ranging in date from the Early Iron Age to the post-medieval or modern periods (late 15th to 19th/20th century), as well as a Late Bronze Age/Early Iron Age pit, an Early Iron Age pit, a late medieval pit and a number of undated features. In addition, two medieval or post-medieval ditches were also revealed.

An unsual open-ended elongated monument with two parallel rows of internal (?post) pits, recorded as a cropmark by aerial photograph. Possible Neolithic ceremonial site.