Seahouses Marine Operations Station
Location : West of Seahouses
OS Ref : NU 189 320
Seahouses, originally known as Elford was first used by 77(HD)Sqn as a landing ground from February 1917. It became a Marine Operations Station in May 1918 with 256Sqn becoming resident and renamed to Seahouses on 3rd October 1918. The site finally occupied 92 acres of land measuring 800 x 550 yards and was in operation between February 1917 and March 1919.
| Unit | Arrived From | Arrival Date | Dept Date | Departed To | Aircraft |
| 256Sqn 527 Flt |
(Formed with HQ at Belford) | 06/06/1918 | 05/1919 | Killingholme (as a Cadre) | DH.6 |
| 256Sqn HQ | Belford | 1918 | 31/01/1919 | Killingholme | |
| 256Sqn 528Flt |
Cairncross | 15/08/1918 | 31/01/1919 | Killingholme (as a Cadre) | DH.6 |
| 256Sqn 495Flt |
Seaton Carew I (and 246Sqn) | 14/11/1918 | 04/1919 | Killingholme (as a Cadre) | Blackburn Kangaroo |