Division 2 The restricted zone must have been defined on a case-by-case basis taking into account factors influencing the risks for the spread of WSSV to farmed and wild crustaceans, such as:
United Kingdom
- (i)
the number, age, rate and distribution of the mortalities of crustaceans on the establishment or group of establishments infected with WSSV including other establishments and wild crustaceans;
- (ii)
the distance to and density of neighbouring establishments or groups of establishments including wild crustaceans;
- (iii)
the proximity to processing establishments, contact establishments or groups of establishments;
- (iv)
the species, especially susceptible species and vector species, present at the establishments or groups of establishments;
- (v)
the farming practices applied in the affected and neighbouring establishments and groups of establishments;
- (vi)
the hydrodynamic conditions; and
- (vii)
other factors of epidemiological significance identified.
| Table 6. A | |||
| Scheme for Member States, zones and compartments for the 2-year control period which precedes the achievement of status free from infection with WSSV | |||
| Year of surveillance | Number of health visits per year to each establishment or group of establishments | Number of laboratory examinations per year | Number of crustaceans in the sample |
|---|---|---|---|
| Year 1 | 1 | 1 | 150 |
| Year 2 | 1 | 1 | 150 |