Viral haemorrhagic septicaemia (VHS)

All continental and coastal areas within Great Britain.

Infectious haematopoietic necrosis (IHN)

All continental and coastal areas within Great Britain.

Infectious salmon anaemia (ISA); infection with genotype HPR-deleted of the genus Isavirus (ISAV)

All continental and coastal areas within Great Britain.

Infection with Marteilia refringens

The whole coastline of Great Britain.

Infection with Bonamia ostreae

The whole coastline of Great Britain, except:

1. The south coast of Cornwall from the Lizard to Start Point;

2. The coast of Dorset, Hampshire and Sussex from Portland Bill to Selsey Bill;

3. The area along the coast of North Kent and Essex from North Foreland to Felixstowe;

4. The area along the coast in south-west Wales from Wooltack Point to St Govan’s Head, including Milford Haven and the tidal waters of the East and West Cleddau river;

5. The area containing the waters of Loch Sunart east of a line drawn south-south-east from the northernmost tip of Maclean’s Nose to Auliston Point;

6. The area containing West Loch Tarbert north-east of a line drawn east-south-east from Ardpatrick Point NR 734 578 to North Dunskeig Bay at NR 752 568;

7. The Dornoch Firth, the area of tidal waters west of a line drawn from NH808873 to NH835857 (Ordnance Survey Landranger 1:50,000 series) to the mean high water mark;

8. Lynn of Lorn, Loch Creran and Loch Etive, the area of marine waters south-east of the island of Lismore, contained within a circle of radius 7258 metres from point NM873391 (ordnance Survey Landranger 1:50,000 series) and including the tidal waters of Loch Etive and Loch Creran to the mean high water mark.