Boreham 16:00 to 17:55, Light S/SW breeze; very warm; increasing cloud from S; Boreham garden patch sky watch + 10 butterfly species logged.
4 Lapwing (flock high west at 16.45. First patch sighting for 2.5 weeks. ) 1 Hobby (Flycatching high overhead often amongst B.H. Gulls. seen 3 times. Several recent sightings over grden) 1 Marsh Harrier (One apparent juv(no sign of moult) very high S. at 17.10. Only saw it as watching for Swifts. ) 155 Swift (All between S and SW incredibly high and rapid movement. largest flock 55. ) 11 Sand Martin (Flock quite high south-east as a group at 16.15) 3 Swallow (All juvs south together at 17.25) 9 House Martin (Apparent feeding activity of presumably recently fledged juvs. in flight. 4 pairs within 400m of garden.) 1 Turtle Dove (Male first seen at the end of April still visiting. Previous latest record was the 7th July 5 yearsa go. ) 5 Blackbird (pair fledged 3 young this am, 3rd brood in Ivy covered stump in garden. ) 9 Lesser Black-backed Gull (All adults, mostly singles high S/SW during afternoon, 2 already in wing moult. Difefrent hbehaviour from local breeders.) 8 Common Gull (8 adults fly-catching amongst 180 Black-headed Gulls mid-afternoon. ) [Graham Ekins]