Submit records athttps://www.brc.ac.uk/irecord/
Recommended identification worksField guide to the dragonflies and damselflies of Great Britain and Ireland (2018) Brooks, S. and Cham, S.

Britain’s Dragonflies: A Field Guide to the Damselflies and Dragonflies of Great Britain and Ireland (2018) Smallshire, D. and Swash, A.

Field guide to the dragonflies of Britain and Europe (2020) Dijkstra, K-D. B. and Schröter, A.
National checklisthttps://british-dragonflies.org.uk/species-checklist/
National recording schemesBritish Dragonfly Society