According to Satomi et al. (2007), this species is an earlier heterotypic synonym of Shewanellaaffinis Ivanova et al. 2004.Publication:
Satomi M, Vogel BF, Venkateswaran K, Gram L. Description of Shewanella glacialipiscicola sp. nov. and Shewanella algidipiscicola sp. nov., isolated from marine fish of the Danish Baltic Sea, and proposal that Shewanella affinis is a later heterotypic synonym of Shewanella colwelliana. Int J Syst Evol Microbiol 2007; 57:347-352.