Table 5.

Worldwide detection of AiV in shellfish.

Countrya	Positive Samples	Sample type	Genotype	Copies/L	Reference
South Africa	8/12	Mussels	NSb	NS	Onosi et al. (2019)
Tunisia	4/60	Shellfish (NS)	A	NS	Sdiri-Loulizi et al. (2010)
Japan	19/26	Clams	A	NS	Hansman et al. (2008)
France	6/66	Oysters	NS	NS	Le Guyader et al. (2008)
Italy	13/108	Mussels	NS	Up to 102	Fusco et al. (2017)
	3/170	Mussels, Oysters, Clams	A,B	NS	Terio et al. (2018)
Spain	15/249	Mussels, Clams, Cockles	NS	NQc— 6.9 × 103	Rivadulla et al. (2017)

^aCountries were ordered by continent and alphabetically within each continent.

^bNS, not specified.

^cNQ, non quantifiable (under the limit of quantification of the method).