Ecological status of vegetation |
 |
- Potentialy endangered |
 |
- Heavily endangered |
Level of sediment contamination |
 |
- Extremely low |
 |
- Low |
 |
- Medium |
 |
- High |
 |
- Extremely high |
Fig. 3.3.1.4. Level of sediment contamination and ecological status of vegetation of the Ladoga Lake region (data obtained from VNIIOkeangeologia)
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