Bacteria associated with the surface mucopolysaccharide layer (SML) of corals have been proposed to be paramount to coral health, and are occasionally studied in aquaria. Using automated ribosomal intergenic spacer analysis (ARISA), this study examined the temporal changes in the SML microbiota of coral fragments (Siderastrea siderea) transferred from the reef to aquaria. In total, 460 amplicon peaks were detected, 155 of which were unique. Extensive microbiota shifts occurred one day after transfer, with stabilization between 14 and 28days. These results suggest that studies examining coral in laboratory settings should consider the observed temporal dynamics in the SML microbiota.
Keywords: ARISA; Coral microbiology; Siderastrea siderea; Surface mucopolysaccharide layer.
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