The YNU Orthoptera Recorder is Dr Dave Chesmore, 39 Hawthorn Drive, Holme on Spalding Moor, York, YO43 4HX  Tel: 01430 861964; email: or

Dr Chesmore holds records in MapMate and passes them to the national Orthoptera Recording Scheme.

Insect Section Menu


The beetle sub-section of the YNU.

Butterflies and Moths

The butterflies and moths sub-section of the YNU.

Hemiptera, Neuroptera & Odonata

Plant bugs, lacewings, dragonflies and damselflies


Diptera recording in Yorkshire

Grasshoppers and Crickets

The Grasshoppers & Crickets sub-section of the YNU


Mayfly recording in Yorkshire

Plant Galls

Plant gall recording in the YNU

Isopoda, Myriapoda and Pseudoscorpiones

Woodlice, millipedes, centipedes and false scorpions


Insect recording in Yorkshire

Insect Events

List of up coming events

Insect Section News

News from the YNU's Insect Section


Caddisflies or Trichoptera, (meaning, from the Greek trichos a hair and pteron a wing; hairy-wing

Bees, wasps and ants

The Bees, Wasps and Ants Sub-Section of the YNU.


StoneStoneflies, belonging to the Insect order Plecoptera, are so called because the adults of th

Parasitic Wasps

The Parasitic Wasp Sub-Section of the YNU.


Recording sawflies in Yorkshire

Main Contacts

Chairman and Secretary of the Entomological Section

Sub Section Menu: Grasshoppers


Orthoptera recording in Yorkshire

Yorkshire Orthoptera Species

A list of Yorkshire species and their status.