19 There is a facility in the plan for conser- vation of two areas - part of Wennington and Aveley Marsh and an otherwise industrially/ residentially unusable area (in the short-term) on the south-westernmost point of the site. I was invited to discuss the proposed plans with representatives of the developers on Wednesday, 13th December and I put forward the fallowing points in defence of the Rainham, Wennington, and Aveley Marshes. 1. Its status as an S.S.S.I. (granted in 1986) indicated that the Nature Conservancy Council (the statutory nature conservation body in the U.K.) recognised its importance as an area for wildlife; the S.S.S.I. covers over 1,000 acres of this site. 2. The magnitude of the development would threaten the existence of some species currently using this site, such as breeding Redshank and Short-eared Owls and also the large numbers of wildfowl which use parts of the site in winter. 3. I could foresee problems for any remaining marshland adjacent to such a development despite assurances that these would not occur. The land to be built on would have to be massively drained before building could take place, which would have unknown consequences for the remaining marsh. 4. Using the Chapman and Andre topography (surveyed 1771-2) I pointed out how in the eighteenth century Thameside grazing marsh in