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| Group/Status | Established | Nonestablished | Status unknown |
| Phytoplankton | 5 | 0 | 1 |
| Zooplankton | 5 | 0 | 3 |
| Bottom vegetation | 8 | 1 | 1 |
| Benthic invertebrates | 32 | 4 | 8 |
| Nekto-benthic invertebrates | 13 | 1 | 0 |
| Invertebrate parasites | 3 | 0 | 0 |
| Fish | 8 | 11 | 10 |
| Birds | 1 | 0 | 0 |
| TOTAL | 69 | 17 | 22 |
Note:
Includes also data from: [32].
