Butterfly First Sightings : Marbled White

This page shows the earliest sightings of the Marbled White 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 8th June. The "+- days" column shows the difference from the mean.
Date Recorder Location +- days
03-Jun-2018 David Webb Crookham Common, Berks -6 days
07-Jun-2017 Karen Saxl Upton, Oxon -2 days
09-Jun-2016 Dominic Mackenzie Hartslock, Oxon +1 day
06-Jun-2015 Karen Saxl Upton, Oxon -3 days
30-May-2014 Karen Saxl Upton, Oxon -10 days
09-Jun-2013 Karen Saxl Upton, Oxon 0 days
13-Jun-2012 Karen Saxl Upton, Oxon +5 days
07-Jun-2011 Peter Law Bernwood Forest, Bucks -2 days
14-Jun-2010 Colin Williams Sydlings Copse, Oxon +5 days
12-Jun-2009 David Redhead Wytham Woods, Oxon +3 days
08-Jun-2008 Maureen Cross Streatley, Berks 0 days
05-Jun-2007 David & Wendy Redhead Chilswell Valley, Oxon -4 days
17-Jun-2006 Tom Dunbar Bucks +8 days
14-Jun-2005 Richard Soulsby Moulsford, Oxon +5 days
11-Jun-2004 UTB field meeting Bucks +3 days