Table 1.
Relative abundance of bacteria and viruses in freshwater.
| Average genome copies | Lake Ontario | Lake Erie |
|---|---|---|
| Viral genome copies (× 106 ml−1) | 10 (±2.7) | 9 (±6.5) |
| Bacterial genome copies (× 104 ml−1) | 3 (±1.2) | 8.9 (±2.0) |
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