Small cocci in clusters. Suggested to be putative GAO as they are able to assimilate acetate and glucose under anerobic conditions in the absence of excess polyphosphate storage 1.
KSB-531 1. This probe has poor coverage and specificity.
 Kong, Beer, Seviour, Lindrea, Rees (2001): Structure and functional analysis of the microbial community in an aerobic: anaerobic sequencing batch reactor (SBR) with no phosphorus removal. Syst. Appl. Microbiol. 24 (4): 597-609. doi:10.1078/0723-2020-00075