Phylloscopus trochilus
Common but declining summer resident and passage migrant.
| BOU Name |
Willow Warbler
|
| Data Required |
Breeding survey data, trends and unusual records. Counts of 10+ indicative of migration or passage. All winter records.
|
| Status | |
| Category |
| Name | Date | SiteName | Observer | Num | Notes |
|---|---|---|---|---|---|
| Willow Warbler | 25 Sep 2021 | Rainham Marshes NR RSPB | Steve Swinney | 1 | |
| Willow Warbler | 21 Sep 2021 | Naze, The | Brian Combes | 1 | |
| Willow Warbler | 21 Sep 2021 | Mersea Island | Stephen Entwistle | 1 | Firs chase garden DU |
| Willow Warbler | 19 Sep 2021 | Beckton | Gary A James | 1 | |
| Willow Warbler | 17 Sep 2021 | Mersea Island | Stephen Entwistle | 2 | Rewsalls marsh saltings from coopers beach seawall SE |
| Willow Warbler | 15 Sep 2021 | Lofts Farm GPs, Heybridge | Malcolm Corbett | 1 | |
| Willow Warbler | 15 Sep 2021 | Fingringhoe Wick NR EWT | David L Smith | 1 | |
| Willow Warbler | 12 Sep 2021 | Mersea Island | Stephen Entwistle | 1 | Firs chase garden DU |
| Willow Warbler | 12 Sep 2021 | Mill Meadows, Billericay | Neil Sumner | 1 | called |
| Willow Warbler | 10 Sep 2021 | Thorndon CP (South) | Andrew Cox | 1 |