Butterfly First Sightings : Wall Brown

This page shows the earliest sightings of the Wall Brown 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
03-May-2025 David Hastings Crog Hill, Oxon -34 days
20-May-2024 Geoff Dymott Gramps Hill, Oxon -17 days
14-May-2023 Geoff Dymott Hackpen Hill, Oxon -23 days
01-Jun-2022 James Robson Ivinghoe Beacon, Bucks -5 days
19-May-2021 Michael Pierce Thomley, Oxon -18 days
12-May-2019 Karen Saxl East Hagbourne, Oxon -25 days
05-Sep-2013 Lucy Tomkinson Tuckmill Meadow, Oxon +91 days
18-Aug-2009 Ched George Princes Risborough, Bucks +73 days
31-May-2006 Dave Wilton Calvert, Bucks -6 days
15-May-2005 Tim Watts Calvert, Bucks -22 days
22-May-2004 Mick & Wendy Campbell Hewins Wood Drain, Bucks -15 days