Article 2Sampling, testing and establishment of containment areas
1.
When increased mortality in oysters of the species Crassostrea gigas (Crassostrea gigas oysters) is detected, the competent authority shall:
(a)
take samples in accordance with Part A of Annex I;
(b)
test for the presence of OsHV-1 μvar in accordance with the diagnostic methods set out in Part B of Annex I.
2.
When the results of the tests referred to in paragraph 1(b) reveal the presence of OsHV-1 μvar, the competent authority shall establish a containment area. That area shall be defined on the basis of a case-by-case analysis taking into account the factors influencing the risk for the spread of the disease set out in Part C of Annex I.
3.
Member States shall inform the Commission and other Member States without undue delay of the first containment area established on their territory in 2010.