Affiliated Societies are one of the key elements of the YNU.  Affilation to the YNU costs £30 per year.

• Each Society receives a copy of all of the YNU's regular publications: The Naturalist, Bird Report and Butterflies & Moths Report
• Members of Affiliated Societies can attend any of the YNU's field meetings and indoor meetings.
• Affiliation to the YNU helps the recording and conservation aims of Yorkshire's oldest natural history society.
• The YNU promotes Affiliated Society events to our members via e-mail, the website and social media.
• Affiliated Societies are encouraged to send representatives to Natural Sciences Forum meetings
• The YNU Library aims to act as an archive for the journals of its Affiliated Societies.

If you would like to update or add to any of the details below, please contact the YNU webmaster on This email address is being protected from spambots. You need JavaScript enabled to view it.

Current list of Affiliated Societies

• Barnsley Naturalist and Scientific Society - (Programme of Events)
• Bradford Botany Group - (Programme of Events)
• Butterfly Conservation Yorkshire - (Programme of Events)
• Cleveland Naturalists' Field Club
• Craven Conservation Group
• Craven Naturalists' and Scientific Association
• Darlington and Teesside Field Naturalists' Society - (Programme of Events)
• Doncaster Naturalists' Society - (Programme of Events)
• East Keswick Wildlife Trust
• Filey Brigg Ornithological & Bird Observatory - (Programme of Events)
• Friends of Oakhill
• Halifax Scientific Society - (Programme of Events)
• Harrogate and District Naturalists' Society - (Programme of Events)
• High Batts Nature Reserve - (Programme of Events)
• Huddersfield Bird Watchers' Club
• Hull Natural History Society - (Programme of Events)
• Ingleborough National Nature Reserve
• Leeds Naturalists' Club - (Programme of Events)
• Lower Ure Conservation Trust - (Programme of Events)
• Mid Yorkshire Fungus Group
• Nidderdale AONB - (Programme of Events)
• Ryedale Natural History Society - (Programme of Events)
• Scarborough Field Naturalists' Society - (Programme of Events)
• Sheffield Bird Study Group - (Programme of Events)
• The Sorby Natural History Society, Sheffield
• Swillington Ings Bird Group
• The Spurn Bird Observatory Trust
• Thorne & Hatfield Moors Conservation Forum
• Upper Wharfedale Field Society
• Wakefield Naturalists' Society - (Programme of Events)
• Wharfedale Naturalists' Society
• Whitby Naturalists' Club - (Programme of Events)
• Yoredale Natural History Society
• York Ornithological Club - (Programme of Events)
• Yorkshire Conchological Society
• Yorkshire Dragonfly Group - (Programme of Events)
• Yorkshire Fern Group
• Yorkshire Mammal Group - (Programme of Events)
• Yorkshire Wildlife Trust