Recording Yorkshire's wildlife for over 150 years.

The Yorkshire Naturalists' Union is devoted to studying and recording Yorkshire's flora and fauna.  We are an association of amateur and professional naturalists covering a wide range of aspects of natural history.  We are one of the country's oldest wildlife organisations, having celebrated our 150th anniversary in 2011.

Latest news:

The latest Yorkshire Bird Report (2015) was published in May 2019 - to order your copy, visit our website shop.  Work is underway on the 2016 and 2017 reports.

Visit our News page to read all the latest news and wildlife sightings from the Yorkshire Naturalists' Union, and follow us on Twitter @ynuorg.  To see photos of Yorkshire wildlife taken by YNU members, please visit our Flickr group.

Our calendar of activities can be found on the Events page of this website, the interactive Events Map and the YNU Google Calendar - come and join us!