SOG records for Black-throated Diver, at Canvey Point, from 05 October 2019 until 09 October 2019, recorded by all observers. Records marked with '*' may be duplicates.
| Species | Site | Date | Count | Notes | Observers |
|---|---|---|---|---|---|
| Black-throated Diver | Canvey Point | 05/10/2019 | 1 | still in summer plumage | Jeff Saward |