The Pictures are of 2017 Sightings:
Brimstone ~ first identified last year on 17 March 2016 and first identified this year on 11 March 2017
Brown Argus ~ first identified last year on 24 May 2016 and first identified this year on 10 May 2017
Clouded Yellow ~ first identified last year on 17 August 2016 and first identified this year on 31 july 2017
Comma ~ first identified last year on 17 March 2016 and first identified this year on 11 March 2017
Common Blue ~ first identified last year on 22 May 2016 and first identified this year on 2 May 2017
Gatekeeper ~ first identified last year on 6 July 2016 and first identified this year on 30 June 2017
Green Hairstreak ~ first identified last year on 3 May 2016 and first identified this year on 6 April 2017
Holly Blue ~ first identified last year on 4 May 2016 and first identified this year 8 April 2017
Large Skipper ~ first identified last year on 8 June 2016 and first identified this year on 1 June 2017
Large White ~ first identified last year on 30 April 2016 and first identified this year on 10 July 2017 in the Garden at Home (we had previously seen promising Candidates whooshing past but have lacked the Confidence to formally Identify any as Large Whites)
Meadow Brown ~ first identified last year on 18 June 2016 and first identified this year on 7 June 2017
Orange-Tip ~ first identified last year on 12 April 2016 and first identified this year on 28 March 2017
Purple Hairstreak ~ first identified last year on 18 July 2016 ~ not yet seen during 2017
Red Admiral ~ first identified last year on 28 March 2016 and first identified this year on 28 February 2017
Ringlet ~ first identified last year on 24 June 2016 and first identified this year on 14 June 2017
Silver-Washed Fritillary ~ first identified last year on 23 July 2016 ~ not yet seen during 2017
Small Copper ~ first identified last year on 4 June 2016 and first identified this year on 10 May 2017
Small Heath ~ first identified last year on 26 May 2016 and first identified this year in the Upper College Farm area on 20 May 2017 (also seen on the Crayford Marshes and for the first time during 2017, in the Crayford Rough area, on the Southern Erith Marsh and the Holly Hill Open Space),
Small Skipper ~ first identified last year on 24 June 2016 and first identified this year on 10 June 2017
Small White ~ first identified last year on 25 March 2016 and first identified this year on 11 March 2017
Speckled Wood ~ first identified last year on 6 March 2016 and first identified this year on 28 March 2017
White Admiral ~ first identified last year on 21 July 2016 and first identified this year on 24 June 2017