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Video about the Club Essex Field Club video

Nuctenea umbratica
find out more... Walnut Orb-weaver Spider Copyright: Peter Pearson

Essex Field Club
Essex Field Club
registered charity
no 1113963
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Essex Field Club

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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.

Additional Phenology Data

Yponomeuta sedella Copyright: Ben Sale

Phenology charts for Yponomeuta sedella
where male and female data available


Please help provide more information, especially where little or none is currently available (see our species surveys and County Recorders

numbers of records
Adults or assumed adult


numbers of individuals, where recorded