Table 3.

Summary of reassignments using discarded metagenomic data.

Data type I (contigs)		Re-assigned
	Contigs	Contigs	Average length (bp)	Rate (%)	r (phylum)	r (family)
whale fall sub. 1	7039	1050	1388	14.9	0.98	0.92
whale fall sub. 2	7660	995	1295	12.9	0.98	0.77
whale fall sub. 3	4990	720	1400	14.4	0.97	0.79
Data type II (singletons)		Re-assigned
	Singletons	Singletons	Average length (bp)	Rate (%)	r (phylum)	r (family)
Japanese In-A	13399	3542	1074	26.4	0.95	0.85
Japanese In-B	7078	2050	1073	28.9	0.99	0.90
Japanese In-D	28244	5542	1061	16.9	0.89	0.72
Japanese In-E	10838	2888	1129	26.6	0.99	0.95
Japanese In-M	8546	2159	1057	25.2	0.93	0.86
Japanese In-R	21661	3993	1020	18.4	0.96	0.80
Japanese F1-S	15378	3216	1018	20.9	0.95	0.82
Japanese F1-T	21780	4395	971	20.1	0.93	0.59
Japanese F1-U	11791	3711	983	31.4	0.99	0.99
Japanese F2-V	19733	4007	1020	20.3	0.90	0.61
Japanese F2-W	16961	4011	1052	23.6	0.89	0.77
Japanese F2-X	19351	4402	1054	22.7	0.92	0.66
Japanese F2-Y	20061	4766	1002	23.7	0.96	0.82

The consistency between binning with discarded fragments and that in the original studies was tested by the Pearson correlation coefficient (r).