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The Thorne & Hatfield Moors Conservation Forum Executive are delighted to announce the publication of this seminal work.

Visit their website here to find out more and details on how you cna get hold of a copy of this seminal piece of work

St Stephen’s Church, Acomb, York, is taking part in the nation-wide community project 'Churches count on Nature', June 5 - 13, in which records are to be made of churchyards' wildlife. 

Church members will be presentach of these days from 11am – 12noon to welcome the public and members of the YNU who can help out with identification would be especially welcome.

For further details contact Andrew Bailey by email at: This email address is being protected from spambots. You need JavaScript enabled to view it.


The Yorkshire Naturalists’ Union conference was held on Saturday 7th April 2018 in the Ron Cooke Hub, University of York, on the theme of ‘Non-native species: research, recording and the conservation agenda'.

Our sincere thanks to all the speakers, chairs and exhibitors for making it such a successful, thought-provoking and thoroughly enjoyable event!  The programme, abstracts and list of exhibitors and presentations can be downloaded below.


Presentations (Download Here)

  • Keynote talk: Helen Roy, Centre for Ecology and Hydrology 'Unravelling the Ecology of Non-native Species to inform Strategy'
  • Roger Morris, Hoverfly Recording Scheme 'New arrivals: non-native species or opportunists in a changing world? Case studies of some British hoverflies'
  • Jane Pottas, Yorkshire Naturalists' Union 'Stranger on the Shore'
  • Julien Courant, Paris Natural History Museum 'Potential impacts of the invasive African Clawed Frog, Xenopus laevis, in France'
  • Jasmine Brar, Yorkshire Naturalists' Union 'Effect of Giant Hogweed on the Ecosystem'
  • Keynote talk: Chris Thomas, University of York 'The dynamics of nature in a time of environmental change'
  • Olaf Booy, GB Non-Native Species Secretariat 'UK strategy for non-native species management'
  • Phillip Whelpdale, Yorkshire Wildlife Trust 'The good, the bad and the ugly - landscape scale conservation and non-native species'
  • Alison Dunn, University of Leeds 'Biosecurity - how can we embed good biosecurity in our activities to reduce the spread of invasive non-native species?'
  • Suzy Wood, CABI 'Biocontrol in the UK - finding natural solutions to invasive plant problems'
  • Roger Key, Yorkshire Naturalists' Union 'The Kiwi invasion of Fairyland - tackling invasive species on St Helena'