The bearded tit, also called the bearded reedling, is a remarkable reedbed specialist found nowhere else in Britain, with its welfare entirely dependent on the extent and management of phragmites reedbeds in eastern England.
Bearded tit welfare depends on extensive, well-managed reedbeds with open water channels and diverse structure. Very severe winters with prolonged cold cause mass mortality, as seen in the 1947 crash. Reedbed management that creates diverse water levels and prevents succession to dense, impenetrable stands is essential. The small UK population makes it vulnerable to catastrophic events. Reedbed creation at new sites provides insurance against local disasters.