Table 2. Number of reads, tags and OTUs.

	DSE1	DSE2	DSE3	DSE4	DSE5	DSE6	Total
Total 454 reads	35280	15847	33731	12973	12777	14063	124671
archaeal reads	519	408	1836	932	347	292	4334
bacterial reads	4117	1466	2950	1256	700	903	11392
non-rRNA reads	36	81	39	126	24	7	313
eukaryotic reads	30608	13892	28906	10659	11706	12861	108632
total unique tags	6956	4293	7499	2769	3809	4301	29627
total OTUs (k = 3)	1635	1542	1224	942	1210	1756	8309
total assigned (>80%)	1157	1065	992	675	901	1255	6045
unassigned (<80%)	478	477	232	267	309	501	2264