14 March 2025 - 21 March 2025

Spring meeting 2025: Wharfedale

Please contact the local secretary, Gordon Haycock Gordon.haycock@haycockandjay.co.uk, to register interest in this meeting.

5 October 2024 (10:00 - 16:00)

Yorkshire Naturalists Union: Wessenden Head and Brook

8 October 2022 (10:00 - 16:00)

Yorkshire Naturalists Union: Ogden Clough and Ovenden Moor

13 September 1991 - 15 September 1991

Annual General Meeting 1991: Sheffield

27 November 1982 - 28 November 1982

Taxonomic workshop 1982: Bradford University

27 July 1980 - 1 August 1980

Summer meeting 1980: Durham

11 November 1978 - 12 November 1978

Autumn workshop 1978: Leeds University