These organisations have an active recording calendar in a variety of sites around Essex. If you're interested in a particular group of species and would like to learn more from experienced recorders/surveyors, contact your local recording group.
Cambridgeshire & Essex Butterfly Conservation
This regional branch of Butterfly Conservation compiles butterfly records for Essex and Cambridgeshire and holds regular outdoor events, including recording field trips and work parties.
Colchester Natural History Society
This active society brings together naturalists of various expertise. They hold regular outdoor field trips and an indoor programme of illustrated talks over the autumn, winter and spring.
Epping Forest Badger Group
This group aims to promote, survey and monitor badgers in Epping Forest District. They have a programme of outdoor trips and indoor meetings.
Essex Bat Group
This group runs a series of bat walks and training activities.
Essex Biodiversity Project
Essex Birdwatching Society
This group holds evening and field meetings within Essex and beyond.
Essex Field Club
This is a society for wildlife enthusiasts and people with an interest in the natural history and geology of Essex. Regular field meetings are held, often focusing on particular interests or species groups.
The Essex Rock and Mineral Society
This group holds regular evening lectures and outdoor field visits in Essex and beyond.

The Essex Wildlife Trust
This organisation holds regular wildlife events and training throughout Essex.
Hainault Forest
This website, maintained by a local enthusiast, holds details of wildlife events taking place.
North East Essex Badger Group
This group aims to promote the protection of wildlife, particularly badgers, in north east Essex. They carry out a range of activities.
South Essex Natural History Society
This society aims to further the study and conservation of flora and fauna, particularly in South Essex. It holds indoor meetings and outdoor field visits.
Uttlesford Badger Group
This group aims to encourage the study and protection of badgers and their habitat within Uttlesford. They carry out a range of activities.
Wakering and District Natural History Society
50 Favourite Trees
Recording veteran trees in Epping Forest and Harlow Districts.