| 28/04/24 | Sand Martin | Hulcott | 4 | T Wallen |
11:15
| Near Hulcott, feeding over flood. |
| 28/04/24 | Sand Martin | Logistica Flood, Milton Keynes | 10 | L Evans |
10:45
| |
| 28/04/24 | Sand Martin | Linford Reserve, Linford GPs | 10 | M Haberfield |
11:45
| At least this number in with the swallows and house martins. |
| 28/04/24 | Sand Martin | Foxcote Res | 10 | P Gomersall |
10:05
| ad. With swallows. |
| 27/04/24 | Sand Martin | Little Marlow GP | 30 | A D Bassett |
08:30
| Approx. |
| 27/04/24 | Sand Martin | Foxcote Res | 20 | P Gibbs |
17:04
| In large mixed hirundine flock that has been here all day. |
| 27/04/24 | Sand Martin | Calvert Sailing Lake, Calvert | 1 | T Watts |
16:55
| |
| 27/04/24 | Sand Martin | Linford Reserve, Linford GPs | 1 | M Haberfield |
16:30
| |
| 27/04/24 | Sand Martin | Willen Lake South, Willen Lakes | 11 | R D Andrews |
15:50
| |
| 27/04/24 | Sand Martin | Willen Lake South, Willen Lakes | 10 | C Shepherd |
07:30
| |
| 23/04/24 | Sand Martin | Linford Reserve, Linford GPs | 6 | M S Harvey |
17:30
| |
| 25/04/24 | Sand Martin | Rowsham | 3 | M Wallen |
18:30
| Between Rowsham and Hulcott. |
| 25/04/24 | Sand Martin | Weston Turville Reservoir | 2 | M Wallen |
17:30
| |
| 24/04/24 | Sand Martin | Hulcott | 1 | M Wallen |
18:30
| Nr Hulcott. |
| 25/04/24 | Sand Martin | Foxcote Res | 8 | M S Hunt |
09:15
| |
| 24/04/24 | Sand Martin | Little Marlow GP | 50 | G Smith |
10:31
| |
| 24/04/24 | Sand Martin | Foxcote Res | 10 | R S Hill |
09:45
| |
| 23/04/24 | Sand Martin | Caldecotte Lake | 5 | P Gibbs |
11:10
| |
| 23/04/24 | Sand Martin | Little Marlow GP | 30 | A D Bassett |
07:00
| Approx. |
| 22/04/24 | Sand Martin | Dorney Lake, Dorney | 15 | D L Cleal |
14:00
| |
| 22/04/24 | Sand Martin | Foxcote Res | 3 | J Rowley |
16:15
| |
| 22/04/24 | Sand Martin | Foxcote Res | 1 | P Gibbs |
15:07
| |
| 22/04/24 | Sand Martin | Little Marlow GP | 20 | A D Bassett |
06:30
| Approx. |
| 21/04/24 | Sand Martin | Linford Reserve, Linford GPs | 1 | J R Chalk |
14:00
| |
| 21/04/24 | Sand Martin | Little Marlow GP | 40 | A D Bassett |
10:00
| Approx. |
| 19/04/24 | Sand Martin | Foxcote Res | 15 | R S Hill |
08:00
| |
| 18/04/24 | Sand Martin | Little Marlow GP | 70 | A D Bassett |
07:00
| Approx. |
| 18/04/24 | Sand Martin | Little Marlow GP | 70 | L P Quy |
08:42
| mixed. Circa 70. |
| 17/04/24 | Sand Martin | Little Marlow GP | 130 | A D Bassett |
07:00
| Approx. |
| 17/04/24 | Sand Martin | Foxcote Res | 26 | P Gibbs |
09:27
| |
| 16/04/24 | Sand Martin | Willen Lake South, Willen Lakes | 6 | P R Moon |
19:26
| But soon headed off / disappeared. |
| 16/04/24 | Sand Martin | Hyde Lane | 30 | R A Fowles |
18:35
| |
| 16/04/24 | Sand Martin | Little Marlow GP | 1 | P Boult |
16:13
| |
| 15/04/24 | Sand Martin | Little Marlow GP | 50 | L P Quy |
12:30
| mixed. Circa 50. SU878872. |
| 15/04/24 | Sand Martin | Little Marlow GP | 200 | A D Bassett |
06:30
| Approx flocking over lake. Looked like they had roosted nearby. |
| 14/04/24 | Sand Martin | Little Marlow GP | 10 | J E Rose |
08:30
| At least. |
| 13/04/24 | Sand Martin | Ivinghoe Beacon | 2 | A Horsley |
| heading west. |
| 13/04/24 | Sand Martin | Little Marlow - Emmetts Fields | 2 | A D Bassett |
07:00
| Over. |
| 13/04/24 | Sand Martin | Little Marlow GP | 5 | A D Bassett |
07:00
| Over. |
| 12/04/24 | Sand Martin | Rowsham | 3 | M Wallen |
11:35
| Through, rapidly north. |
| 10/04/24 | Sand Martin | Weston Turville Reservoir | 2 | S Richards |
19:00
| |
| 07/04/24 | Sand Martin | Little Marlow GP | 1 | M Milne |
09:45
| In with flock of hirundines. My first of the year. |
| 09/04/24 | Sand Martin | Little Marlow GP | 10 | T James |
14:55
| |
| 09/04/24 | Sand Martin | Little Marlow GP | 1 | J E Rose |
11:30
| Several in a mixed flock. |
| 09/04/24 | Sand Martin | Foxcote Res | 10 | R S Hill |
10:00
| |
| 08/04/24 | Sand Martin | Marsworth Reservoir (Bucks section) | 2 | L Evans |
| |
| 07/04/24 | Sand Martin | Amersham Flood Meadows | 10 | D J Stone |
| Seen with Stewart Dennis. |
| 07/04/24 | Sand Martin | Little Marlow GP | 20 | A D Bassett |
07:30
| At least in hirundine flock. |
| 07/04/24 | Sand Martin | Ivinghoe Beacon | 2 | M Wallen |
07:15
| Through, rapidly ! moving north-west. |
| 06/04/24 | Sand Martin | Little Marlow GP | 1 | A D Bassett |
08:00
| |
| 05/04/24 | Sand Martin | Little Marlow GP | 50 | J N Sweeney |
16:45
| The birds frequently disappeared before reappearing again. I've assumed they were the same birds all the time rather than different groups passing through. |
| 05/04/24 | Sand Martin | Hyde Lane | 3 | J R Chalk |
13:00
| |
| 05/04/24 | Sand Martin | Linford Reserve, Linford GPs | 10 | M Haberfield |
18:32
| Flew over heronry island with two swallows in the group. |
| 05/04/24 | Sand Martin | Dorney Lake, Dorney | 5 | D L Cleal |
16:48
| |
| 03/04/24 | Sand Martin | Little Marlow GP | 4 | A D Bassett |
07:30
| Through. |
| 02/04/24 | Sand Martin | Little Marlow GP | 20 | A D Bassett |
07:00
| Approx moving through. |
| 02/04/24 | Sand Martin | Stony Stratford NR, Stony Stratford | 2 | E J Reed |
| Two birds visiting a drainage pipe in Toombs Meadow where the species has previously bred. |
| 29/03/24 | Sand Martin | Little Marlow GP | 40 | A D Bassett |
09:00
| Approx moving through. |
| 01/04/24 | Sand Martin | Little Marlow - Emmetts Fields | 3 | A D Bassett |
18:15
| Over north. |
| 01/04/24 | Sand Martin | Little Marlow GP | 10 | A D Bassett |
08:15
| A few going through. |
| 31/03/24 | Sand Martin | Willen Lake North, Willen Lakes | 25 | R A Fowles |
15:11
| At least over the island
. |
| 31/03/24 | Sand Martin | Newport Pagnell, Newport Pagnell | 5 | C Harris |
11:51
| North Bucks Bridges. |
| 30/03/24 | Sand Martin | Newport Pagnell, Newport Pagnell | 6 | K C Mitchell |
17:00
| Hawking insects over flooded field. SP877441. |
| 29/03/24 | Sand Martin | Little Marlow - Emmetts Fields | 25 | D Ferguson |
10:30
| c25 over in 2 groups. |
| 28/03/24 | Sand Martin | Little Marlow GP | 8 | L Evans |
13:03
| |
| 27/03/24 | Sand Martin | Newport Pagnell, Newport Pagnell | 3 | W Bush |
09:30
| Over mill stream at North Bridge. |
| 27/03/24 | Sand Martin | Little Marlow GP | 10 | A D Bassett |
13:00
| 4 in the morning and another 6 at lunchtime. |
| 28/03/24 | Sand Martin | Little Marlow GP | 3 | A D Bassett |
07:00
| over lake. |
| 28/03/24 | Sand Martin | Linford Reserve, Linford GPs | 3 | R S Hill |
08:00
| Over north. |
| 24/03/24 | Sand Martin | Little Marlow GP | 4 | A D Bassett |
09:00
| Another group over. |
| 24/03/24 | Sand Martin | Little Marlow GP | 4 | A D Bassett |
07:00
| Over. |
| 23/03/24 | Sand Martin | Linford GPs | 15 | P R Moon |
11:11
| Through north after heavy rain shower. Please note that a permit is required for access to this site. |
| 24/03/24 | Sand Martin | Floodplain Forest Nature Reserve (formerly Manor Farm) | 1 | M S Hunt |
08:30
| Through north. |
| 23/03/24 | Sand Martin | Little Marlow GP | 30 | A D Bassett |
06:00
| Approx over lake. |
| 23/03/24 | Sand Martin | Drayton Beauchamp | 3 | J Edwards |
12:49
| Over here and the reservoir. |
| 23/03/24 | Sand Martin | Little Marlow GP | 30 | J E Rose |
08:30
| Approx. Previously located by AB. |
| 23/03/24 | Sand Martin | Willen Lake North, Willen Lakes | 12 | M Haberfield |
09:00
| Group arrived flying around over the island twinkling in the sun. |
| 23/03/24 | Sand Martin | Foxcote Res | 10 | P Woodham |
09:28
| |
| 23/03/24 | Sand Martin | Little Marlow GP | 24 | L P Quy |
06:01
| mixed. SU877874. |
| 20/03/24 | Sand Martin | Little Marlow GP | 35 | D J Bevan |
19:30
| groups of 15-10-10 between 0630 and 0730. |
| 18/03/24 | Sand Martin | Little Marlow GP | 2 | A D Bassett |
13:30
| Flew straight over SE to NW. |
| 14/03/24 | Sand Martin | Little Marlow GP | 2 | D J Bevan |
16:40
| Head North from SE corner. |
| 12/03/24 | Sand Martin | Foxcote Res | 1 | P Gibbs |
15:27
| Straight through north at roughly tree height, didn't stop. |