show Abstracthide AbstractHere we introduce the CeMbio43 community, an extended natural microbiota for the nematode Caenorhabditis elegans based on former meta-analysis of the natural microbiome of this nematode (10.1186/s12915-016-0258-1, 10.1038/s41396-019-0504-y, 10.1111/1462-2920.14932, 10.1534/g3.120.401309). This BioProject includes all information related to the single bacteria genome assembly and sequencing.