Calthorpe Broad

Calthorpe Broad is a biological Site of Special [Scientific Interest] east of Stalham in Norfolk, England. It is a Nature Conservation Review site, Grade I and a national [nature reserve (United Kingdom)|national nature reserve]. It is also part of the Broadland Ramsar site and Special Protection Area, and The Broads Special Area of Conservation.
This broad has diverse fauna and flora. Water plants include mare's-tail, water violet, blunt-leaved pondweed, spiked water-milfoil, floating scirpus, yellow water-lily and the nationally scarce water soldier.
The site is private land with no public access.