| 29/09/15 | Sedge Warbler | Englefield | 1 | R Crawford |
07:30
| Juvenile in game-cover strip. |
| 26/09/15 | Sedge Warbler | Lavell's Lake, Dinton Pastures CP | 1 | F J Cottington |
08:30
| Main island reeds, in view briefly. |
| 23/09/15 | Sedge Warbler | Englefield | 1 | R Crawford |
07:30
| Migrant in game-cover. |
| 23/09/15 | Sedge Warbler | Lea Farm Lake | 1 | R Marsh |
10:15
| |
| 20/09/15 | Sedge Warbler | Hosehill Lake, Theale GPs | 1 | T G Ball |
| 1 Juvenile caught and ringed this afternoon. |
| 12/09/15 | Sedge Warbler | Lavell's Lake, Dinton Pastures CP | 1 | P Bright-Thomas |
18:45
| In island reeds. |
| 11/09/15 | Sedge Warbler | Dorney Wetlands, Jubilee River | 1 | B J Hollands |
| |
| 07/09/15 | Sedge Warbler | Lea Farm Lake | 1 | P Scudamore |
12:45
| In reeds near Bittern. |
| 06/09/15 | Sedge Warbler | Thatcham Marsh | 1 | M J Dear |
| |
| 06/09/15 | Sedge Warbler | Burnthouse Lane GP, Pingewood GPs | 2 | A V Lawson |
09:23
| Please only view from the public footpath. |
| 27/08/15 | Sedge Warbler | New workings, Moor Green Lakes | 1 | G Duffus |
11:35
| SE of Dell field. Please only view from the public footpath. |
| 18/08/15 | Sedge Warbler | Colebrook Lake, Moor Green Lakes | 1 | M Hunt |
11:15
| in front of hide. |
| 09/08/15 | Sedge Warbler | Englefield | 2 | R Crawford |
05:30
| Migrants, along airstrip margin. |
| 02/08/15 | Sedge Warbler | Dinton Pastures CP | 1 | R Marsh |
| |
| 27/07/15 | Sedge Warbler | Lea Farm Lake | 1 | A Rymer |
09:00
| |
| 16/07/15 | Sedge Warbler | Dorney Wetlands, Jubilee River | 3 | M Hunt |
11:50
| |
| 29/06/15 | Sedge Warbler | Searles Farm Lane GP, Burghfield GPs | 6 | R Crawford |
04:45
| Family group. Please only view from the public footpath. |
| 28/06/15 | Sedge Warbler | Moor Green Lakes | 1 | R Murfitt |
09:30
| Singing West Fen area. |
| 20/06/15 | Sedge Warbler | New workings, Moor Green Lakes | 1 | R Dawson |
10:15
| Please only view from the public footpath. |
| 20/06/15 | Sedge Warbler | Streatley | 3 | N J Bucknell |
11:00
| adult feeding young by towpath south of Cleeve Court. |
| 12/06/15 | Sedge Warbler | Moor Green Lakes | 1 | R Murfitt |
19:00
| Singing still on New Workings. |
| 10/06/15 | Sedge Warbler | Pangbourne STW | 1 | A Taylor |
17:15
| Singing by Sul Brook between STW and Thames river meadows. |
| 22/05/15 | Sedge Warbler | New workings, Moor Green Lakes | 1 | R F Milligan |
11:11
| Manor Farm. Please only view from the public footpath. |
| 13/05/15 | Sedge Warbler | Lavell's Lake, Dinton Pastures CP | 1 | T Harden |
| Right of Bittern Hide. |
| 10/05/15 | Sedge Warbler | Fobney Island | 2 | L Garner-Langham |
| |
| 10/05/15 | Sedge Warbler | Fobney Island | 2 | J Lerpiniere |
| Snatches of song. SU7071. |
| 09/05/15 | Sedge Warbler | New workings, Moor Green Lakes | 1 | A Stoney |
14:30
| Also 1 Hobby, 2 Mandarin, several Willow Warbler. SU792624. Please only view from the public footpath. |
| 09/05/15 | Sedge Warbler | Dorney Wetlands, Jubilee River | 2 | B D Clews |
12:00
| |
| 04/05/15 | Sedge Warbler | Moor Green Lakes | 3 | R Murfitt |
10:30
| 1 singing by hide, 1 singing West fen area and 1 Manor lake reeds. |
| 04/05/15 | Sedge Warbler | Hosehill Lake, Theale GPs | 8 | R Crawford |
08:30
| Singing. |
| 03/05/15 | Sedge Warbler | Jubilee River | 3 | B Crathorne |
12:00
| Singing - between car parks on Marsh Lane and Lane End Rd. |
| 01/05/15 | Sedge Warbler | Dorney Wetlands, Jubilee River | 6 | J Rose |
| 6 approx singing. |
| 30/04/15 | Sedge Warbler | Hosehill Lake, Theale GPs | 3 | A V Lawson |
| |
| 28/04/15 | Sedge Warbler | Slough SF | 1 | B D Clews |
13:00
| Singing. |
| 27/04/15 | Sedge Warbler | Lavell's Lake, Dinton Pastures CP | 2 | B Crathorne |
10:30
| |
| 26/04/15 | Sedge Warbler | Streatley | 1 | N J Bucknell |
12:45
| singing south of Cleeve Court. |
| 26/04/15 | Sedge Warbler | Moor Green Lakes | 2 | R Murfitt |
10:00
| singing. |
| 25/04/15 | Sedge Warbler | Dorney Wetlands, Jubilee River | 2 | B J Hollands |
| 1 on East Marsh,1 on West Marsh. |
| 22/04/15 | Sedge Warbler | Burghfield GPs | 3 | R Crawford |
06:15
| Singing males. |
| 21/04/15 | Sedge Warbler | Green Park | 1 | C McEwan |
13:15
| m. Singing seen by D McEwan. |
| 21/04/15 | Sedge Warbler | Thatcham Marsh | 3 | M J Dear |
| |
| 21/04/15 | Sedge Warbler | Lavell's Lake, Dinton Pastures CP | 1 | R Marsh |
11:30
| From Teal hide. |
| 20/04/15 | Sedge Warbler | New workings, Moor Green Lakes | 1 | R F Milligan |
10:45
| Singing in the same area as the Garden Warbler. Please only view from the public footpath. |
| 20/04/15 | Sedge Warbler | Thatcham Marsh | 2 | M J Dear |
| |
| 19/04/15 | Sedge Warbler | Woolhampton GPs | 1 | M J Mitchell |
09:30
| m. |
| 18/04/15 | Sedge Warbler | Searles Farm Lane GP, Burghfield GPs | 1 | R Crawford |
06:30
| Singing. Please only view from the public footpath. |
| 19/04/15 | Sedge Warbler | White Swan Lake, Dinton Pastures CP | 1 | F J Cottington |
07:25
| + singles at LL & SL. |
| 19/04/15 | Sedge Warbler | Padworth Lane GP | 3 | R J Burness |
08:50
| Singing. |
| 18/04/15 | Sedge Warbler | Dorney Wetlands, Jubilee River | 1 | R Hayward |
11:00
| |
| 18/04/15 | Sedge Warbler | Moor Green Lakes | 1 | R J Godden |
07:00
| |
| 17/04/15 | Sedge Warbler | New workings, Moor Green Lakes | 1 | R F Milligan |
11:00
| Singing, right of the bridleway, just past the wooden bridge. Please only view from the public footpath. |
| 16/04/15 | Sedge Warbler | Fobney Island | 2 | A V Lawson |
| |
| 16/04/15 | Sedge Warbler | Fobney Meadow | 4 | A V Lawson |
| |
| 16/04/15 | Sedge Warbler | Padworth Lane GP | 3 | R J Burness |
11:15
| Singing. |
| 16/04/15 | Sedge Warbler | Lavell's Lake, Dinton Pastures CP | 2 | M F Walford |
07:30
| singing in reeds at Teal Scrape. |
| 15/04/15 | Sedge Warbler | Moor Green Lakes | 1 | G Duffus |
10:15
| On right of bridle path just past wooden bridge. S/W TR. |
| 15/04/15 | Sedge Warbler | Hosehill Lake, Theale GPs | 3 | A V Lawson |
| At least. |
| 14/04/15 | Sedge Warbler | Dorney Wetlands, Jubilee River | 2 | J C Morgan |
12:00
| at least 6 others heard. |
| 12/04/15 | Sedge Warbler | White Swan Lake, Dinton Pastures CP | 1 | F J Cottington |
09:00
| |
| 12/04/15 | Sedge Warbler | Thatcham Marsh | 1 | R Keel |
| Singing. |
| 09/04/15 | Sedge Warbler | Lower Farm GP | 2 | N Cleere |
| singing males. |
| 07/04/15 | Sedge Warbler | Fobney Meadow | 1 | P Gipson |
| Singing by Kennet near Fobney TW. |
| 25/03/15 | Sedge Warbler | Moatlands Car Park Pit, Theale GPs | 1 | J E Andrews |
10:35
| singing by roadside. |