Butterfly First Sightings in 2024 (species this year: 47)

This page shows the earliest sightings of butterflies in the Upper Thames region (per UTB Sightings). The "+- days" column shows the difference from the mean first sighting date in the UTB region since 2004.
# Species Date Recorder Location +- days
47 Long-tailed Blue 5th August Andy Spragg Cadmore End Common, Bucks +1 day
46 Silver-spotted Skipper 28th July John Kearns Watlington Hill, Oxon +9 days
45 Grayling 26th July Peter Kendall Wishmoor Bottom, Berks +12 days
44 Brown Hairstreak 24th July Yacky Morris Otmoor, Oxon +3 days
43 Clouded Yellow 18th July Sue Taylor College Lake, Bucks +38 days
42 Chalk Hill Blue 11th July Geoff Dymott Hackpen Hill, Oxon +7 days
41 Essex Skipper 28th June Derek Haynes Upton Court Park, Berks 0 days
40 Gatekeeper 28th June David Hastings Radley Lakes, Oxon +2 days
39 Small Skipper 28th June Matthew Milne Cliveden, Bucks +13 days
38 Purple Emperor 22nd June Wendy & Mick Campbell Waterperry Wood, Oxon -1 day
37 Silver-washed Fritillary 21st June Jeremy Gurton nr Watlington, Oxon +1 day
36 Dark Green Fritillary 17th June Geoff Dymott Hackpen Hill, Oxon +4 days
35 White-letter Hairstreak 17th June Adrian Cadman Great Linford, Bucks -2 days
34 Silver-studded Blue 12th June Mark Dodd Swinley Forest, Berks -7 days
33 Ringlet 9th June Peter Thompson Lardon Chase, Berks -3 days
32 White Admiral 8th June Caroline Richardson Whitecross Green Wood, Oxon -7 days
31 Purple Hairstreak 5th June Esmond Brown Little Chalfont, Bucks -14 days
30 Black Hairstreak 2nd June Neillsen Turner Bernwood Meadows, Bucks -4 days
29 Marbled White 2nd June Louis Powell Hartslock, Oxon -4 days
28 Large Skipper 27th May David Hastings Whitecross Green Wood, Oxon +1 day
27 Meadow Brown 27th May Geoff Dymott Lardon Chase, Berks -4 days
26 Wall Brown 20th May Geoff Dymott Gramps Hill, Oxon -19 days
25 Large Tortoiseshell 19th May Richard Ashford Incombe Hole, Bucks +14 days
24 Marsh Fritillary 19th May Mark Jones Yoesden Bank, Bucks -2 days
23 Wood White 18th May Sally Japp Wicken Wood, Bucks +6 days
22 Adonis Blue 17th May Mark Jones Lardon Chase, Berks -2 days
21 Painted Lady 13th May David Munson Little Linford Wood, Bucks +18 days
20 Small Blue 10th May Hugh Smith Crog Hill, Oxon +3 days
19 Brown Argus 9th May Graham Smith Homefield Wood, Bucks +4 days
18 Common Blue 30th April Dominic Woodfield Lardon Chase, Berks -5 days
17 Dingy Skipper 30th April Dominic Woodfield The Holies, Berks +6 days
16 Small Copper 30th April Dominic Woodfield The Holies, Berks +8 days
15 Grizzled Skipper 21st April Jean-Paul Brouard Hartslock, Oxon +3 days
14 Small Heath 21st April Jean-Paul Brouard Hartslock, Oxon -8 days
13 Duke of Burgundy 14th April Sue Taylor Incombe Hole, Bucks -10 days
12 Green Hairstreak 13th April Sally Japp Incombe Hole, Bucks -1 day
11 Green-veined White 7th April John Clough Marlow, Bucks +5 days
10 Orange-tip 24th March Steve Nixon Wallingford, Oxon -4 days
9 Speckled Wood 24th March Chris Carter Alvescot, Oxon -4 days
8 Holly Blue 18th March Louis Powell Caversham Heights, Berks -9 days
7 Large White 17th March Rikki Harrington College Lake, Bucks -16 days
6 Comma 15th February Mark Jones Aston Upthorpe Downs, Oxon -2 days
5 Small Tortoiseshell 15th February Michael and Diane Hunt Buckingham, Bucks +9 days
4 Small White 15th February David White Jubilee River, Berks -30 days
3 Brimstone 24th January Geoff Sutton Lye Valley, Oxford, Oxon -1 day
2 Peacock 7th January Mark Dodd Crowthorne, Berks -19 days
1 Red Admiral 1st January Paul Gamble Radley, Oxon -21 days