Table 6. Aerobic Bacteria in Scoop Samples of Sediment 



Sulfate-reducing bacteria present in all these samples. 



Sample 

 No. 



Depth 

 (ft) 



Aerobes 

 (per gram of wet sediment) 



M662 

 M163 



5,300 

 5,640 



25,000 

 30,000 



Table 7. Aerobic and Anaerobic Bacteria in Sediment Obtained 

 With a ZoBell Bacteriological Sampler 



Sulfate-reducing bacteria present in all these samples. 



Sample 

 No. 



Depth 

 (ft) 



Aerobes 



(per gram of 



wet sediment) 



Anaerobes 



(per gram of 



wet sediment) 



Z462a 



5,300 



300,000 



not tested 



Z462b 



5,300 



500,000 



not tested 



Z5a62 



5,300 



1,500,000 



500,000 



Z5b62 



5,300 



1,870,000 



500,000 



Z5d62 



5,300 



1,700,000 



600,000 



Zlla63 



5,640 



1,500,000 



600,000 



Zllb63 



5,640 



2,000,000 



600,000 



11 



