Table 2 Percentage contribution of bacterial cells with respiratory activity (CTC+), cellular esterase activity (EST+) and visible nucleoid (NuCC+) to the total bacterial DAPI-stained counts in the euphotic (E) and bottom (B) layers of the studied Mazurian lakes
Lake | The percentage of metabolically active bacteria | |||||
|---|---|---|---|---|---|---|
CTC+ | EST+ | NuCC+ | ||||
E | B | E | B | E | B | |
Śniardwy | 3.2 | 1.4 | 12.3 | 4.6 | 62.8 | 75.0 |
Boczne | 1.9 | 1.1 | 12.7 | 3.6 | 70.8 | 37.1 |
Tałty 2 | 4.2 | 1.2 | 11.5 | 5.7 | 72.5 | 57.1 |
Jagodne | 15.4 | 4.7 | 14.2 | 3.7 | 50.5 | 41.0 |
Mikołajskie | 1.9 | 2.4 | 5.8 | 11.3 | 55.7 | 67.9 |
Bełdany | 13.7 | 2.6 | 11.0 | 5.4 | 78.0 | 48.7 |
Niegocin | 4.4 | 1.5 | 10.9 | 2.7 | 65.3 | 57.3 |
Ryńskie | 8.8 | 1.1 | 7.0 | 3.5 | 76.4 | 38.4 |
Szymoneckie | 5.6 | 2.6 | 4.2 | 2.8 | 79.7 | 28.8 |
Tałtowisko | 12.2 | 2.3 | 8.4 | 5.2 | 55.8 | 72.6 |
Tałty 1 | 1.5 | 3.0 | 4.6 | 5.2 | 89.3 | 71.4 |
Szymon | 6.7 | - | 6.0 | - | 97.3 | - |