Dramatic decrease in frequency since 96. It was recorded, in small numbers, every year from Dungeness
and Greatstone where it exceeded 15 dates in 91. Recorded occasionally and not annually from the
other sites.
Earliest date. 29th May (90). Latest date. 19th September (91). Max. 12 at Rspb in July 92, (though
more usually 1-4). |