Division 1 The risk-based surveillance for infection with HPAI in poultry establishments keeping ducks, geese, poultry belonging to the species of Anseriformes for supplies of game or quails to be released into the wild must take into account at least the following risk factors:

the historical and current epidemiological situation of the disease and its evolution over time in poultry and wild birds;

the proximity of establishments to water bodies and other places where migratory birds, in particular water birds, may gather in higher numbers or have their stop-over places during their movements into and through the Union;

the period of increased movements of migratory wild birds of targeted species into and through the Union;

the structure of poultry farming including the broader sector involved in the different production systems;

the geographical location of the establishments in an area with a high density of poultry;

the biosecurity practices on the establishments;

the type and frequency of movements of poultry, products and vehicles transporting poultry and trade patterns; and

the risk assessments and scientific advice in relation to the relevance of the spread of HPAI by wild birds.