Table 1.

Number of contaminating sequences detected in and removed from 454 sequencing reads of both species; separated by taxids (ncbi).

Taxid	Taxon name	P. bernhardus	C. clypeatus
2	Bacteria	1316	357
2157	Archaea	231	10
2736	Verrucomicrobium spinosum	2057	1234
3041	Chlorophyta	2469	2241
4751	Fungi	15,108	1592
33,634	Stramenopiles	294	458
38,254	Glaucocystophyceae	10,637	2742
554,915	Amoebozoa	1126	536
Remaining reads		270,565	432,240