Table 1. Sample metadata and shotgun sequencing results.

	SURF-B	SURF-D	Co-assembly
Longitude	−103.765784	−103.765784	−103.765784
Latitude	44.350967	44.350967	44.350967
Depth (km)	1.5	1.5	1.5
Temperature	23	18
Reads	147 742 812	137 946 268	285 689 080
Contigs	276 553	442 676	637 833
Max contig (bp)	476 530	293 691	576 430
ORFs	478 845	816 244	1 187 179

Abbreviations: bp, base pairs; ORF, open reading frame. Temperature is recorded in degrees Celsius.