PRJDB5777 Metagenome analysis of the trench microbiome project on Northwest Pacific Ocean The trench microbiome project analyzed planktonic microbiomes associated with sea surface to hadal waters along the water columns on Mariana, Ogasawara (Izu-Bonin), Japan and Chishima (Kuril) Trenches. Metagenome analysis of the trench microbiome project on Northwest Pacific Ocean bioproject PRJDB5777 PRJDB5777 true The trench microbiome project analyzed planktonic microbiomes associated with sea surface to hadal waters along the water columns on Mariana, Ogasawara (Izu-Bonin), Japan and Chishima (Kuril) Trenches.