National nature reserves in Cambridgeshire, England are established by Natural England and managed by them or by non-governmental organisations such as the Royal Society for the Protection of Birds or the National Trust.
List of reserves A list of national nature reserves in Cambridge: Barnack Hills & Holes NNR, near Stamford Bedford Purlieus NNR, near Kings Cliffe Castor Hanglands NNR, near Peterborough Chippenham Fen NNR, near Newmarket Holme Fen NNR, near Ramsey Monks Wood NNR, near Sawtry Upwood Meadows NNR, near Ramsey Wicken Fen NNR, near Soham Woodwalton Fen NNR, near Ramsey
See also List of Sites of Special Scientific Interest in Cambridgeshire List of Local Nature Reserves in Cambridgeshire
References