| 30/08/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 1 | N Marriner |
07:30
| |
| 31/07/20 | Garden Warbler | Chipping Norton | 1 | S B Akers |
18:00
| SP283268. |
| 05/05/20 | Garden Warbler | arncott | 4 | D Murdoch |
17:00
| SP617177. |
| 28/04/20 | Garden Warbler | Otmoor | 1 | D Murdoch |
19:00
| Singing in car park. |
| 12/07/20 | Garden Warbler | Culham | 1 | J Taylor |
16:22
| |
| 11/07/20 | Garden Warbler | Waterstock | 1 | N Marriner |
07:30
| |
| 10/07/20 | Garden Warbler | Burnt Platt Wood | 2 | J Taylor |
18:49
| Juveniles. SU6882. |
| 06/07/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 1 | L Marriner |
19:18
| |
| 26/06/20 | Garden Warbler | Pheonix Trail - Towersey | 2 | N Marriner |
07:57
| SP737048. |
| 23/06/20 | Garden Warbler | Aston Rowant: Aston Rowant NNR | 1 | L Marriner |
20:27
| |
| 23/06/20 | Garden Warbler | Aston Rowant: Aston Rowant NNR | 1 | L Marriner |
20:27
| |
| 20/06/20 | Garden Warbler | Appleford: Appleford GP | 1 | I West |
16:00
| |
| 13/05/20 | Garden Warbler | Piddington Wood | 3 | D Murdoch |
13:02
| m. Singing. Also Blackcap, WW, Chiffchaff, Treecreeper but NO Nightingales. |
| 18/06/20 | Garden Warbler | Chinnor: Cement Works | 2 | N Marriner |
07:00
| |
| 13/06/20 | Garden Warbler | Waterstock | 1 | N Marriner |
07:30
| |
| 10/06/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 2 | L Marriner |
16:49
| Adult and a young bird. |
| 08/06/20 | Garden Warbler | Otmoor | 2 | I West |
17:30
| |
| 02/06/20 | Garden Warbler | Warburg Reserve | 1 | J Kearns |
16:33
| |
| 31/05/20 | Garden Warbler | Water Eaton | 1 | I West |
16:00
| |
| 07/05/20 | Garden Warbler | Iffley: Iffley Meadows | 1 | S Roby |
| |
| 30/05/20 | Garden Warbler | Chinnor: Cement Works | 1 | N Marriner |
08:00
| |
| 28/05/20 | Garden Warbler | Warburg Reserve | 1 | J Kearns |
17:21
| |
| 28/05/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 1 | L Marriner |
04:31
| |
| 28/05/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 1 | L Marriner |
04:31
| |
| 26/05/20 | Garden Warbler | Otmoor | 1 | I West |
11:00
| |
| 26/05/20 | Garden Warbler | Aston Upthorpe | 1 | J Taylor |
12:28
| m. Singing and shadowing amongst the brambles. |
| 25/05/20 | Garden Warbler | Warburg Reserve | 2 | J Kearns |
12:25
| |
| 24/05/20 | Garden Warbler | Rushy Common | 1 | M Pidgeon |
13:29
| |
| 23/05/20 | Garden Warbler | Warburg Reserve | 1 | J Kearns |
11:12
| |
| 20/05/20 | Garden Warbler | River Thames, Cholsey Marsh, north | 1 | M Amphlett |
06:45
| In sporadic song ca.80 m from gate on N side of reserve. In full song at 08:30 and seen! 70 next month, but at least the bl**dy ears still work, knew I was right! SU6085. |
| 20/05/20 | Garden Warbler | Horton-cum-Studley | 2 | N Marriner |
07:30
| |
| 20/05/20 | Garden Warbler | Warburg Reserve | 1 | J Kearns |
15:58
| |
| 20/05/20 | Garden Warbler | New Marston: New Marston Meadows | 1 | T Evans |
| |
| 19/05/20 | Garden Warbler | Henley Road GPs | 1 | R C Watts |
15:10
| |
| 18/05/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 1 | N Marriner |
07:00
| |
| 15/05/20 | Garden Warbler | Port Meadow: Burgess Field Nature Park | 1 | A Siantonas |
09:57
 | Brown warbler singing at the top of a tree. Its distinguishing feature was that it had no distinguishing features, evenly brown with no whitethroat, black caps or line over eye, so I presume this was a garden warbler. |
| 15/05/20 | Garden Warbler | Chinnor: Cement Works | 2 | J March |
08:22
| In trees at western end of lake 2B. SU751997. |
| 14/05/20 | Garden Warbler | Wormsley Estate | 1 | J Taylor |
20:43
| m. SU9773. |
| 14/05/20 | Garden Warbler | Marston | 1 | C O Caomhanaigh |
16:22
| SP524087. |
| 14/05/20 | Garden Warbler | Neal's Shaw | 3 | J Taylor |
13:11
| m. Three singing males. SU6882. |
| 14/05/20 | Garden Warbler | Bletchingdon | 2 | D Watkinson |
08:55
| SP496180. |
| 11/05/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 3 | N Marriner |
07:15
| |
| 11/05/20 | Garden Warbler | Oxford: Aston's Eyot | 1 | N Boyd |
08:00
| per Tom Green
One also reported from there by Emily Dobell on 7th May. SP519051. |
| 10/05/20 | Garden Warbler | Shotover | 1 | I West |
14:45
| |
| 10/05/20 | Garden Warbler | Waterstock: River Thame | 3 | N Marriner |
07:30
| |
| 08/05/20 | Garden Warbler | Farmoor Reservoir: Pinkhill | 1 | S Goddard |
18:00
| SP441071. |
| 06/05/20 | Garden Warbler | Towersey -Pheonix Trail | 1 | N Marriner |
07:15
| SP737048. |
| 07/05/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 5 | N Marriner |
07:15
| |
| 08/05/20 | Garden Warbler | Henley Road GPs | 1 | R C Watts |
13:40
| |
| 07/05/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 1 | L Marriner |
21:33
| |
| 05/05/20 | Garden Warbler | Towersey -Pheonix Trail | 1 | N Marriner |
07:15
| SP737048. |
| 04/05/20 | Garden Warbler | Letcombe Regis | 1 | M Merritt |
| m. |
| 04/05/20 | Garden Warbler | Burnt Platt | 3 | J Taylor |
14:59
| m. SU6882. |
| 04/05/20 | Garden Warbler | Burnt Platt Wood | 1 | J Taylor |
14:56
| m. SU6882. |
| 03/05/20 | Garden Warbler | Otmoor | 1 | S Myers |
17:44
| |
| 02/05/20 | Garden Warbler | Stadhampton | 1 | P Law |
17:55
| in Stadhampton Meadows LNR. SU597986. |
| 30/04/20 | Garden Warbler | Chinnor: Cement Works | 1 | L Marriner |
07:04
| |
| 27/04/20 | Garden Warbler | Wantage: Lark Hill | 1 | L Bateman |
19:00
| |
| 28/04/20 | Garden Warbler | Baulking Pit | 1 | M Merritt |
| m. SU322908. |
| 27/04/20 | Garden Warbler | Stratfield Brake | 1 | C W Lane |
10:30
| |
| 26/04/20 | Garden Warbler | Iffley: Iffley Meadows | 2 | S Roby |
| associating together. |
| 26/04/20 | Garden Warbler | Thame: Cuttle Brook | 1 | L Marriner |
13:29
| |
| 26/04/20 | Garden Warbler | Graven hill | 1 | J Holt |
11:52
| SP583213. |
| 25/04/20 | Garden Warbler | Radley GP | 1 | I Elkins |
| Seen in song. FOY. |
| 25/04/20 | Garden Warbler | Bicester | 1 | N Truby |
14:24
| |
| 25/04/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 2 | L Marriner |
09:43
| |
| 24/04/20 | Garden Warbler | Chinnor: Cement Works | 1 | D Stracey |
10:00
| West of lake 2b. |
| 24/04/20 | Garden Warbler | Otmoor | 1 | N Boyd |
06:00
| ad male. Singing by carpark. SP568127. |
| 23/04/20 | Garden Warbler | Stratfield Brake: Oxford Canal nr Stratfield Brake | 5 | J Dexter |
09:00
| 5 singing birds in a 300m stretch. |
| 20/04/20 | Garden Warbler | Port Meadow: Burgess Field Nature Park | 1 | N Boyd |
08:30
| Heard only. SP499085. |
| 22/04/20 | Garden Warbler | Port Meadow: Burgess Field Nature Park | 1 | C W Lane |
11:56
| |
| 20/04/20 | Garden Warbler | Thame | 1 | N Marriner |
07:15
| SP709070. |
| 10/04/20 | Garden Warbler | Towersey - Pheonix Trail | 1 | N Marriner |
07:30
| SP737048. |
| 09/04/20 | Garden Warbler | Towersey - Pheonix Trail | 1 | N Marriner |
07:30
| SP737048. |
| 12/04/20 | Garden Warbler | Drayton (nr Abingdon) | 2 | S Clarke |
09:01
| SU459944. |
| 11/04/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 1 | L Marriner |
21:12
| |
| 10/04/20 | Garden Warbler | Appleford: Appleford GP | 1 | C MacKenzie |
15:20
| Good views of bird singing in scrubby area by the Thames. |
| 09/04/20 | Garden Warbler | East Challow | 1 | M Merritt |
| |
| 09/04/20 | Garden Warbler | Moreton nr Thame: Moreton Golf Course | 1 | L Marriner |
18:42
| |
| 06/04/20 | Garden Warbler | Didcot Moor Ditch | 1 | W Lester |
10:15
| SU522914. |