Table 1.

24 metagenome divisions.

division name	related publication (selected)	samples	QCed read (Gbp)	MAGs
Tara prok	Sunagawa et al.27	139	4,935	8,624
Saanich Inlet	Hawley et al.20	85	1,041	5,087
NS polar	Cao et al.62	59	847	3,511
Tara virus	Gregory et al.28	131	3,887	3,271
Monterey bloom	Nowinski et al.44	84	681	3,223
biofilm	Zhang et al.25	130	2,577	3,209
GEOTRACES	Biller et al.18	610	4,998	3,063
North Sea	Kruger et al.60	38	832	3,019
Tara polar	Salazar et al.29	41	1,416	2,762
Tara girus	Sunagawa et al.27	59	1,612	2,757
Baltic Sea	Alneberg et al.33	81	566	2,335
Mediterranean	Lopez-Perez et al.78	37	599	2,292
	Haro-Moreno et al.79
	Martin-Cuadrado et al.80
HOT	Mende et al.19	85	1,000	2,109
Malaspina	Acinas et al.30	72	209	1,320
	Gregory et al.28
Med. coastal	Galand et al.32	40	276	1,243
Canada Basin	Colatriano et al.21	12	362	1,083
Hawaii bloom	Wilson et al.81	88	530	641
San Pedro Channel	Sieradzki et al.34	65	1,527	554
	Ignacio-Espinoza et al.82
sediment trap	Poff et al.24	63	470	506
low oxygen	Thrash et al.6	26	123	476
	Tsementzi et al.83
	Glass et al.84
Atlantic	Bergauer et al.85	7	180	451
Red Sea	Haroon et al.86	45	83	319
NW Pacific	Saw et al.10, Li et al.87	35	96	248
Baltic Sea virus	Nilsson et al.88	25	261	222
total		2,057	29,110	52,325