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. 2021 May 14;8:131. doi: 10.1038/s41597-021-00910-1

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© The Author(s) 2021

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Fig. 5 — Overview of quality of metagenomic libraries. (a) boxplot summarizing read-quality histograms of all libraries, each dot represents the proportion of reads of a specific library with a mean phred-score of that value. (b) boxplots of metagenome depths across regions, each dot represents the number of read pairs for a specific library. The readline is the mean number of pairs for all libraries. Full data available in Auxillary Data S9¹⁰.