Categories: Nature reserves in the UK | Site of Special Scientific Interest | Special protection areas in the UK | Ramsar sites in the UK
WWT Castle Espie is a wetland reserve managed by the Wildfowl and Wetlands Trust at Castle Espie on the banks of Strangford Lough in Northern Ireland. It is part of the Strangford Lough Ramsar Site.
Almost the entire population of Light-bellied Brent Geese overwinters here.