1.The competent authority shall ensure that official veterinarians carry out at least one visit to all the establishments referred to in Article 87 as soon as possible and without delay after the official confirmation of an outbreak of category A disease, with priority directed to establishments that the competent authority has assessed as posing a high risk as regards contracting or spreading disease.
2.When carrying out the visits referred to in paragraph 1, official veterinarians shall perform at least the following activities:
(a)documentary checks and record analysis;
(b)verification of the implementation of the measures intended to prevent the introduction or spread of the relevant category A disease in accordance with to Article 87;
(c)clinical examination of aquaculture animals of listed species; and
(d)if necessary, collection of samples for laboratory examination in order to confirm or rule out the presence of the relevant category A disease.
3.The competent authority may require further veterinary visits to the establishments to follow up on the situation.
4.The competent authority shall keep a record of activities and visits referred to in paragraph 1, 2 and 3, and the findings thereof.