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Table T10. Epifluorescence microscopy cell counts in sediment samples, Site U1369.

Core, section, interval (cm) Depth (mbsf) Cell count (log10 cells/cm3)
Extracted Nonextracted
Count 1 Count 2 Count 3 Count 4 Count 1 Count 2
329-U1369C-              
1H-1, 15–20 0.15 4.7 5.0 4.5 4.1 5.6 5.3
1H-1, 50–60 0.50 4.1 4.0     BD BD
1H-1, 100–110 1.00 3.8 3.6     BD BD
1H-1, 135–140 1.35 3.3 3.1 3.6 3.7    
1H-2, 50–60 2.00 3.0 3.3        
1H-2, 100–110 2.50 3.5 2.8        
1H-2, 135–140 2.85 2.7 2.8        
1H-3, 50–60 3.50            
1H-3, 100–110 4.00 2.3 2.7        
1H-3, 135–140 4.35            
1H-4, 50–60 5.00            
1H-4, 90–100 5.40 1.4 2.1        
1H-4, 127–132 5.77            
2H-1, 50–60 6.50            
2H-1, 100–110 7.00 2.7 2.0        
2H-1, 135–140 7.35            
2H-2, 50–60 8.00            
2H-2, 100–110 8.50 2.0          
2H-2, 135–140 8.85            
2H-3, 50–60 9.50            
2H-3, 100–110 10.00 2.0          
2H-3, 135–140 10.35            
2H-4, 50–60 11.00            
2H-4, 100–110 11.50 3.1 1.7        
2H-4, 135–140 11.85            
2H-5, 50–60 12.50            
2H-5, 100–110 13.00 2.2 2.0        
2H-5, 135–140 13.35            
2H-6, 50–60 14.00            
2H-6, 100–110 14.50 2.0 2.0        
2H-6, 135–140 14.85            
2H-7, 45–54 15.45            
2H-7, 64–69 15.64 2.7 2.7        
329-U1369E-              
2H-6, 90–100 15.20 2.6 2.7        
2H-6, 90–100* 15.20            
329-U1369C-              
2H-7, 64–69 15.64 2.0 2.5        

* = sample mainly composed of sands (see “Lithostratigraphy”). Extracted Count 3 and 4 data counted by another shipboard microbiologist. BD = below detection. Blank cells = no count (will be counted postexpedition).

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