The paper “Broadening the Genetic Basis of the Atlantic Bay Scallop Argopecten Irradians after Interspecific Hybridization and Backcrossing” authored by Shoudu Zhang, Li Li, Fucun Wu and Guofan Zhang and published in JSR 32(3) is being officially retracted as a publication in the Journal of Shellfish Research. The paper was originally published in Marine Sciences, Volume 36 (8) in 2012 in Chinese with an English Abstract. This constitutes duplicate publication. The authors have agreed to this retraction. The paper is no longer citeable.