4

Total and viable cell counts in various deep-sea sediments

Deep-sea sedimentTotal cell countViable cell count% Cultivated
Japan Sea, ODP Leg 128[8]
Surface1 × 109 cm−31 × 105 cm−30.0001
0.8 mbsf1 × 108 cm−37.9 × 105 cm−30.79
500 mbsf7.8 × 106 cm−31.6 × 104 cm−30.21
Blake Ridge, ODP Leg 164[27]
Surface2.5 × 109 cm−32.8 × 106 cm−30.11
1 mbsf4.4 × 107 cm−31 × 106 cm−32.27
365 mbsf3.2 × 106 cm−31.2 × 105 cm−33.75
Woodlark Basin, ODP Leg 180[28]
Surface3.3 × 108 ml−19.4 × 104 ml−10.028
10 mbsf1.6 × 107 ml−11 × 102 ml−10.001
366 mbsf4.2 × 106 ml−11.3 × 106 ml−130.9
Cascadia Margin, ODP Leg 146[29]
Surface3.7 × 108 cm−36.3 × 104 cm−30.017
10 mbsf1 × 107 cm−38.4 × 103 cm−30.084
200 mbsf1 × 107 cm−31.6 × 104 cm−30.16
Mediterranean Sediment [this study]
Surface7.5 × 108 cm−32.2 × 107 cm−32.9
Sapropel S1, 0.25 mbsf8.3 × 108 cm−32.2 × 107 cm−32.7
Sapropel S5, 4 mbsf6.6 × 108 cm−32.2 × 107 cm−33.3
Deep-sea sedimentTotal cell countViable cell count% Cultivated
Japan Sea, ODP Leg 128[8]
Surface1 × 109 cm−31 × 105 cm−30.0001
0.8 mbsf1 × 108 cm−37.9 × 105 cm−30.79
500 mbsf7.8 × 106 cm−31.6 × 104 cm−30.21
Blake Ridge, ODP Leg 164[27]
Surface2.5 × 109 cm−32.8 × 106 cm−30.11
1 mbsf4.4 × 107 cm−31 × 106 cm−32.27
365 mbsf3.2 × 106 cm−31.2 × 105 cm−33.75
Woodlark Basin, ODP Leg 180[28]
Surface3.3 × 108 ml−19.4 × 104 ml−10.028
10 mbsf1.6 × 107 ml−11 × 102 ml−10.001
366 mbsf4.2 × 106 ml−11.3 × 106 ml−130.9
Cascadia Margin, ODP Leg 146[29]
Surface3.7 × 108 cm−36.3 × 104 cm−30.017
10 mbsf1 × 107 cm−38.4 × 103 cm−30.084
200 mbsf1 × 107 cm−31.6 × 104 cm−30.16
Mediterranean Sediment [this study]
Surface7.5 × 108 cm−32.2 × 107 cm−32.9
Sapropel S1, 0.25 mbsf8.3 × 108 cm−32.2 × 107 cm−32.7
Sapropel S5, 4 mbsf6.6 × 108 cm−32.2 × 107 cm−33.3
4

Total and viable cell counts in various deep-sea sediments

Deep-sea sedimentTotal cell countViable cell count% Cultivated
Japan Sea, ODP Leg 128[8]
Surface1 × 109 cm−31 × 105 cm−30.0001
0.8 mbsf1 × 108 cm−37.9 × 105 cm−30.79
500 mbsf7.8 × 106 cm−31.6 × 104 cm−30.21
Blake Ridge, ODP Leg 164[27]
Surface2.5 × 109 cm−32.8 × 106 cm−30.11
1 mbsf4.4 × 107 cm−31 × 106 cm−32.27
365 mbsf3.2 × 106 cm−31.2 × 105 cm−33.75
Woodlark Basin, ODP Leg 180[28]
Surface3.3 × 108 ml−19.4 × 104 ml−10.028
10 mbsf1.6 × 107 ml−11 × 102 ml−10.001
366 mbsf4.2 × 106 ml−11.3 × 106 ml−130.9
Cascadia Margin, ODP Leg 146[29]
Surface3.7 × 108 cm−36.3 × 104 cm−30.017
10 mbsf1 × 107 cm−38.4 × 103 cm−30.084
200 mbsf1 × 107 cm−31.6 × 104 cm−30.16
Mediterranean Sediment [this study]
Surface7.5 × 108 cm−32.2 × 107 cm−32.9
Sapropel S1, 0.25 mbsf8.3 × 108 cm−32.2 × 107 cm−32.7
Sapropel S5, 4 mbsf6.6 × 108 cm−32.2 × 107 cm−33.3
Deep-sea sedimentTotal cell countViable cell count% Cultivated
Japan Sea, ODP Leg 128[8]
Surface1 × 109 cm−31 × 105 cm−30.0001
0.8 mbsf1 × 108 cm−37.9 × 105 cm−30.79
500 mbsf7.8 × 106 cm−31.6 × 104 cm−30.21
Blake Ridge, ODP Leg 164[27]
Surface2.5 × 109 cm−32.8 × 106 cm−30.11
1 mbsf4.4 × 107 cm−31 × 106 cm−32.27
365 mbsf3.2 × 106 cm−31.2 × 105 cm−33.75
Woodlark Basin, ODP Leg 180[28]
Surface3.3 × 108 ml−19.4 × 104 ml−10.028
10 mbsf1.6 × 107 ml−11 × 102 ml−10.001
366 mbsf4.2 × 106 ml−11.3 × 106 ml−130.9
Cascadia Margin, ODP Leg 146[29]
Surface3.7 × 108 cm−36.3 × 104 cm−30.017
10 mbsf1 × 107 cm−38.4 × 103 cm−30.084
200 mbsf1 × 107 cm−31.6 × 104 cm−30.16
Mediterranean Sediment [this study]
Surface7.5 × 108 cm−32.2 × 107 cm−32.9
Sapropel S1, 0.25 mbsf8.3 × 108 cm−32.2 × 107 cm−32.7
Sapropel S5, 4 mbsf6.6 × 108 cm−32.2 × 107 cm−33.3
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