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
  http://www.barnsleynats.org.uk
• Bradford Botany Group
  www.bradfordbotanygroup.co.uk
• Butterfly Conservation (Yorkshire Branch)
  http://www.yorkshirebutterflies.org.uk
• Cleveland Naturalists' Field Club
  http://clevelandnats.org.uk
• Craven Conservation Group
  http://www.craven-conservation-group.org.uk
  Contact: This email address is being protected from spambots. You need JavaScript enabled to view it.
• Craven Naturalists' and Scientific Association
  Contact: 01756 748394
  This email address is being protected from spambots. You need JavaScript enabled to view it.
• Darlington and Teesside Field Naturalists' Society
  http://www.dtnfc.org
• Doncaster Naturalists' Society
  www.doncasternaturalhistorysociety.co.uk
  Margaret Prior (Secretary) (This email address is being protected from spambots. You need JavaScript enabled to view it.)
  Louise Hill (This email address is being protected from spambots. You need JavaScript enabled to view it.)
  This email address is being protected from spambots. You need JavaScript enabled to view it.
• East Keswick Wildlife Trust
  www.ekwt.org.uk/
• Filey Brigg Ornithological & Bird Observatory
  https://www.fbog.org.uk/
• Friends of Oakhill
  http://oakhillnature.org/ 
• Great Ayton Wildlife Association
• Halifax Scientific Society
  http://calderdale-wildlife.blogspot.co.uk/p/halifax-scientific-society-meetings.html
  Chair:Steve Blacksmith, 40 Dudwell Lane, Halifax, HX3 0SD. Tel : 01422 348222
  This email address is being protected from spambots. You need JavaScript enabled to view it.
• Harrogate and District Naturalists' Society
  www.hdns.org.uk
  Sue Coldwell, General Secretary
  4 Abbotts Way, Knaresborough, North Yorkshire, HG5 8EU
  E-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
• High Batts Nature Reserve
• Huddersfield Bird Watchers' Club
  http://www.huddersfieldbirdwatchersclub.co.uk/
• Hull Natural History Society
  http://www.hullnats.org.uk
• Ingleborough NNR - Natural England Reserve Team
  Colin Newlands
  E-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
  www.Facebook.com/IngleboroughNNR
  www.Twitter.com/IngleboroughNNR
• Leeds Naturalists' Club
  https://leedsnats.com/
• Lower Ure Conservation Trust
  http://www.luct.org.uk/
  Simon Warwick, Trustee, Sharow Grange, Sharow, Ripon, North Yorkshire HG4 5BN.
  E-mail:This email address is being protected from spambots. You need JavaScript enabled to view it.
• Mid Yorkshire Fungus Group
  http://www.myfg.org.uk - Under construction
  Alan Braddock (Group Recorder)
  6 Westfield Terrace, Horbury, West Yorks, WF4 6HY
• Nidderdale AONB
  http://www.nidderdaleaonb.org.uk/ 
  The Wild Watch: http://www.nidderdaleaonb.org.uk/wild-watch
  Kelly Harmar, Nidderdale AONB Biodiversity Project Officer, tel: 01423 712950, e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it. 
• Ryedale Natural History Society
  http://www.ryenats.org.uk
  Tom Denney, Sykes House, Rudland, Fadmoor, York, YO62 7JJ
• Scarborough Field Naturalists' Society
  http://www.scarboroughfieldnats.co.uk
• Sheffield Bird Study Group
  http://www.sbsg.org/
• Sheffield: The Sorby Natural History Society
  http://www.sorby.org.uk
  This email address is being protected from spambots. You need JavaScript enabled to view it.
• Swillington Ings Bird Group
  https://sibg1.wordpress.com/
• South Holderness Countryside Society
  http://holdernesscountryside.org/
  Ivy House, South Carr Dales Road, Hollym, Hull HU19 2SQ
  To contact SHCS click here
• The Spurn Bird Observatory Trust
  http://www.spurnbirdobservatory.co.uk/
• Thorne & Hatfield Moors Conservation Forum
  www.thmcf.org
  Brian C Eversham, Valerie A Holt, & Paul C Buckland
  Executive secretary: Helen R Kirk, P O Box 879, Thorne, Doncaster, DN8 5WU.
  E-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
• Upper Wharfedale Field Society
  http://www.upperwharfedalefieldsociety.co.uk/
• Wakefield Biodiversity Group
  http://www.wdco.org/site/Wakefield-District-Biodiversity-Group/
• Wakefield Naturalists' Society
  http://wakefieldnaturalists.org/
• Wharfedale Naturalists' Society
  www.wharfedale-nats.org.uk
  Secretary: Gordon Haycock, 15 Chevin Side, Otley, West Yorkshire LS21 3JJ
  Tel: 01943 461408 Email:This email address is being protected from spambots. You need JavaScript enabled to view it.
• Whitby Naturalists' Club
  http://www.whitbynaturalists.co.uk/
• Yoredale Natural History Society
  http://yoredalenaturalhistory.com/
• York Ornithological Club
  http://www.yorkbirding.org.uk
  Peter Watson, Oak Villa, Hodgson Lane,Upper Poppleton, York YO26 6EA
  Tel: 01904 795063
  This email address is being protected from spambots. You need JavaScript enabled to view it.
• Yorkshire Conchological Society
• Yorkshire Fern Group
  Please visit www.eBPS.org.uk for list of Yorkshire Group and National events
  Secretary and Treasurer: Bruce Brown - This email address is being protected from spambots. You need JavaScript enabled to view it.
  Meetings secretary: Alison Evans - This email address is being protected from spambots. You need JavaScript enabled to view it.
• Yorkshire Mammal Group
  http://www.yorkshiremammalgroup.org.uk/
• Yorkshire Wildlife Trust
  http://www.ywt.org.uk

Other local groups

• Scarborough Birders (formerly known as: The Scalby Nabs Ornithological Group)
  http://www.scarboroughbirding.co.uk
• Filey Brigg Ornithological Group and Bird Observatory www.fbog.co.uk