Is this large Curlew flock size normal?

I believe most birds in this image taken at Arne RSPB recently are Curlews – how often do we see so many in one flock? Robin Sumsion

QThey are indeed mainly Curlews. While Curlews breed at low density on meadows and grassland (usually in upland areas), large flocks are quite often seen in

Awinter at coastal sites such as this, although for the most part the birds disperse into smaller groups to feed along the shore or tidal inlets, and then gather again to roost each night. Washington WWT was reporting a flock of several hundred last week, for example, and on a recent visit to north Norfolk there were flocks of 100-plus Curlews on the coast at Holkham and Cley.