Essex Birdwatching Society
Provides information about membership, their survey and recording projects, meetings programme, and a collection of photos and articles.
Fat Birder - Essex
Provides information about the habitats of birds found in the region, including farmland and lakes.
Holland Haven Birding
A resource for birdwatchers about a premier bird watching location in the north east of the county; includes lists of sightings and records, and a visitors' guide.
South East Essex RSPB
Promotes the conservation of wild birds and their habitats birds in the Thames Estuary area. Includes guides to local birdwatching, reports, photos, and an events diary.
Southend Ornithological Group (SOG)
An informal group of birders who watch and record birds from sites in the Southend area; offers a guide to birding sites, lists of sightings, and resources.