Bivalves are filter-feeding animals and markers of bacterial pollution. We report a massive spread of
bla
CTX-M-15
through dominant
Escherichia coli
and
Klebsiella pneumoniae
lineages and/or plasmid subtypes (F31:A4:B1) as well as the presence of OXA-23-producing
Acinetobacter baumannii
sequence type 2 (ST2) in seafood, highlighting a direct risk for the consumer.