Northamptonshire | National Trust | Cambridgeshire | National Trust for Places of Historic Interest or Natural Beauty | Bedfordshire | Wellcome Trust | National Trust for Historic Preservation | United States Fish and Wildlife Service | Wildlife Conservation Society | Northamptonshire County Cricket Club | National Trust of Australia | Arctic National Wildlife Refuge | Wellcome Trust Sanger Institute | Ely, Cambridgeshire | The Prince's Trust | BBC Trust | Leverhulme Trust | Durrell Wildlife Park | National Wildlife Federation | Durrell Wildlife Conservation Trust | Devon Wildlife Trust | University of Bedfordshire | Theodore Roosevelt National Wildlife Refuge Complex | Moorfields Eye Hospital NHS Foundation Trust | Metropolitan Bank and Trust Company | Wildlife management | Wildlife | The Royal Marsden NHS Foundation Trust | Terrence Higgins Trust | Saccharine Trust |
Much of it forms part of a National Nature Reserve owned and managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire, Central Bedfordshire Council and Lafarge Aggregates.