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Volume 30, Number 6—June 2024
Research

Outbreak of Highly Pathogenic Avian Influenza A(H5N1) Virus in Seals, St. Lawrence Estuary, Quebec, Canada1

Stéphane LairComments to Author , Louise Quesnel, Anthony V. Signore, Pauline Delnatte, Carissa Embury-Hyatt, Marie-Soleil Nadeau, Oliver Lung, Shannon T. Ferrell, Robert Michaud, and Yohannes Berhane
Author affiliations: Université de Montréal, St. Hyacinthe, Quebec, Canada (S. Lair, L. Quesnel, P. Delnatte, S.T. Ferrell); Canadian Food Inspection Agency, Winnipeg, Manitoba, Canada (A.V. Signore, C. Embury-Hyatt, O. Lung, Y. Berhane); Ministère de l’Agriculture, des Pêcheries et de l’Alimentation du Quebec, St. Hyacinthe (M.-S. Nadeau); Groupe de recherche et d’éducation sur les mammifères marins, Tadoussac, Quebec, Canada (R. Michaud).

Main Article

Figure 1

Weekly occurrences of stranded seals in an outbreak of highly pathogenic avian influenza A(H5N1) virus in seals, the St. Lawrence Estuary and Gulf, Quebec, Canada. Graphs compare strandings during April 1–September 30, 2022, with the average number of strandings over the previous 10 years (2012–2021) during the same quarters. A) Harbor seals (Phoca vitulina) and seals of undetermined species; B) gray seals (Halichoerus grypus).

Figure 1. Weekly occurrences of stranded seals in an outbreak of highly pathogenic avian influenza A(H5N1) virus in seals, the St. Lawrence Estuary and Gulf, Quebec, Canada. Graphs compare strandings during April 1–September 30, 2022, with the average number of strandings over the previous 10 years (2012–2021) during the same quarters. A) Harbor seals (Phoca vitulina) and seals of undetermined species; B) gray seals (Halichoerus grypus).

Main Article

1Preliminary results from this study were presented at the International Association for Aquatic Animal Medicine Conference, May 24, 2023, Salt Lake City, Utah, USA.

Page created: April 23, 2024
Page updated: May 22, 2024
Page reviewed: May 22, 2024
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