Around the world, surveillance measures have
been put in place to detect the presence of
infection in poultry according to OIE standards for
the surveillance of avian infl uenza (OIE Terrestrial
Animal Health Code). Additionally, surveillance
programmes monitor the occurrence, prevalence
and characterisation of AI viruses found in wild
birds. Wild bird surveillance considers different
migratory fl yways and particularly at mingling points
for migrating birds from different continents.
It is essential for poultry producers to maintain
biosecurity practices to prevent introduction of the
virus in their fl ock.