Essex Field Club on Facebook

Video about the Club Essex Field Club video

Anticlea derivata
find out more... Streamer moth larva Copyright: Peter Furze

Essex Field Club
Essex Field Club
registered charity
no 1113963
HLF Logo A-Z Page Index


Essex Field Club

When you shop at Amazon DonatesAmazon Donates

Visit Our Centre

EFC Centre at Wat Tyler Country ParkWe are closed due to the Covid-19 situation, but we are otherwise normally open to the public at our centre at Wat Tyler Country Park every Saturday, Sunday and bank holiday 11am-4pm, check. We are also normally open on Wednesdays 10am-4pm.

Species Account for Polyommatus coridon

previous species | next species

Polyommatus coridon  (Poda, 1761)
Chalkhill Blue
Lepidoptera: butterflies: Lycaenidae

CHB underside Copyright: Robert Smith

Maps produced by MapMate®. Data overlays Copyright © Essex Field Club 2021.
Reproduction for study and non-profit use permitted, all other rights reserved.

Taxonomic group: butterflies (Lepidoptera: butterflies) - County data

Click on dot to query records

View time series maps for Polyommatus coridon

Missing records?

member log-on for taxon report

Records: 12
First Record: 1991
Latest Record: 2014

1992-on hectads: 6
Pre-1992 hectads: 1
Total hectads: 7
Additional Phenology Data


CHB underside
CHB underside
Chalkhill Blue
Chalkhill Blue

upload a new image

Chalkhill Blue on UK Butterflies website
Please report any problems with this record:
VC error
GR error
Taxon ID suspect
Structural habitat suspect
Other problems, please explain here:



no broad habitat data available

no subhabitat data available

no structural habitat data available

Habitat Detail and Method (based on 12 records with habitat detail and method information)

Why not join the Club, register and add a new species page
Interpretation of distribution maps