Since starting keeping bird records for The Commons in 2005, the most recorded species is woodpigeon (354 records), then blackbird (338) & blue tit (330).
In 4th place we have chaffinch (321)
5th =: robin and wren (315)
7th: great tit (271)
8th: collared dove (251)
9th: goldfinch (249)
10th: long tailed tit (247)
In that time we have made 7,241 records, across 101 species. All have been recorded on the BTO's Birdtrack database.(See http://app.bto.org/birdtrack).