| 1. | Zander inhabit freshwater bodies, preferentially large rivers and eutrophic lakes.
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| 2. | This contrasts sharply with mesotrophic or eutrophic lakes from similar climates.
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| 3. | Duckweeds tend to be associated with fertile, even eutrophic conditions.
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| 4. | The periphyton roughly equals the production level in temperate eutrophic lakes.
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| 5. | Health problems can occur where eutrophic conditions interfere with drinking water treatment.
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| 6. | A : It means a lake has become " eutrophic ."
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| 7. | Unlike most fish species, cyprinids generally increase in abundance in eutrophic lakes.
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| 8. | In some eutrophic aquatic systems, biodilution can occur.
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| 9. | Estuaries tend to be naturally eutrophic because land runoff discharges nutrients into estuaries.
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| 10. | However, zander need plenty of oxygen and soon disappear from eutrophic areas.
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