TABLE 3.

Phylogenetic affiliations of dsrAB clone libraries at each depth below the seafloor

Phylogenetic affiliationNo. of clones
0-3 cm15-18 cm18-21 cm
GOM dsr I241116
Group IV74
Desulfobacterium anilini 742
Syntrophobacteraceae 6
Desulfosarcina/Desulfococcus 31
Total no. of clones475816