highly significantp = 0.001
However, the year nested within-group factor did show a highly significant effect (Pseudo-F = 6.13, p = 0.001), indicating that temporal variations explain much of the changes in microbiota ( Supplementary File S9 ).
However, the year nested within-group factor did show a highly significant effect (Pseudo-F = 6.13, p = 0.001), indicating that temporal variations explain much of the changes in microbiota ( Supplementary File S9 ).
Although contamination levels are still considered suitable for recreational use according to World Health Organization (WHO) standards, the increase indicates a worrying trend.