Upper Thames branch

Holtspur Bottom

Species to look out for


Welcome to the Upper Thames Branch of Butterfly Conservation.

AdmiralThe Upper Thames Branch covers Berkshire, Buckinghamshire and Oxfordshire, which includes the beautiful rolling hills of the Chilterns. It is home to several rare species of butterfly and moth, including the Black Hairstreak, Adonis Blue and Striped Lychnis Moth.

If you live in the region and are a member of Butterfly Conservation you automatically become a member of the Upper Thames branch.


Upper Thames Field Meeting

Saturday 25th February 2017, 10.30am-1.30pm

Search for Brown Hairstreak butterfly eggs at BBOWT's Bernwood Meadows reserve.

Upper Thames: Work Party

Sunday 26th February 2017, 10am-1pm

Join the Upper Thames Branch on this work party at their Holtspur Bottom reserve, near Beaconsfield; activities to be determined (this event may not run)...

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Your Records

Test thumb 1Your butterfly and moths records in the Upper Thames region are essential to our conservation work

Latest News

Dr Martin Warren awarded OBE

World-renowned butterfly scientist Dr Martin Warren has been awarded with an OBE for services to the environment.

View all Upper Thames branch news stories