Butterfly First Sightings : Black Hairstreak

This page shows the earliest sightings of the Black Hairstreak in the Upper Thames region since 2004 (per UTB Recent Sightings data). The mean first sighting date of this species in the UTB region is 6th June. The "+- days" column shows the difference from the mean.
Date Recorder Location +- days
02-Jun-2024 Neillsen Turner Bernwood Meadows, Bucks -4 days
09-Jun-2023 Wendy & Mick Campbell Waterperry Wood, Oxon +2 days
30-May-2022 Will Langdon Otmoor, Oxon -8 days
12-Jun-2021 Mick & Wendy Campbell Waterperry Wood, Oxon +5 days
27-May-2020 Neil Holman Edgcott, Bucks -10 days
01-Jun-2019 Tony Croft Bucks -6 days
01-Jun-2018 Mick & Wendy Campbell Waterperry Wood, Oxon -6 days
01-Jun-2017 Mick & Wendy Campbell Waterperry Wood, Oxon -6 days
15-Jun-2016 Mick Campbell Rushbeds Wood, Bucks +9 days
15-Jun-2015 Stuart Hodges Bernwood Forest, Bucks +8 days
08-Jun-2014 Wayne Bull Whitecross Green, Oxon +1 day
21-Jun-2013 Mick & Wendy Campbell Waterperry Wood, Oxon +14 days
17-Jun-2012 Steve Croxford Kingswood, Bucks +11 days
24-May-2011 David Redhead Bernwood Forest, Bucks -14 days
11-Jun-2010 Dave Wilton Finemere Wood, Bucks +4 days
04-Jun-2009 David Redhead Otmoor, Oxon -3 days
09-Jun-2008 David Redhead Brasenose Wood, Oxon +3 days
01-Jun-2007 Mick & Wendy Campbell Asham Meads, Oxon -6 days
10-Jun-2006 Stuart Hodges n/k +3 days
11-Jun-2005 Dave Wilton North Bucks +4 days
06-Jun-2004 Stuart Hodges et. al. Finemere Wood, Bucks 0 days