A 2022 canine gastroenteritis outbreak in the United Kingdom was associated with circulation of a new canine enteric coronavirus closely related to a 2020 variant with an additional spike gene recombination. The variants are unrelated to canine enteric coronavirus-like viruses associated with human disease but represent a model for coronavirus population adaptation.
Keywords: United Kingdom; canine coronavirus; enteric infections; epidemiology; evolution; outbreak; seasonality; surveillance; variants; viruses; vomiting; zoonoses.