| 1. | It lives in mesotrophic waters, and sometimes in oligotrophic waters.
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| 2. | Perch do not perform well in cold, deep, oligotrophic lakes.
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| 3. | The lake is oligotrophic in nature, and its waters are alkaline.
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| 4. | The lake is categorized as an ultra-oligotrophic lake.
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| 5. | It also keeps Grand Traverse Bay oligotrophic, meaning cold.
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| 6. | Habitats include lowland oligotrophic lakes ( loughs ) and oceanic oak woodland.
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| 7. | Pocosin soils are nutrient deficient ( oligotrophic ), especially in phosphorus.
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| 8. | The lake trout is a slow-growing fish, typical of oligotrophic waters.
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| 9. | Like the other lakes in the region, Rabbit Lake is an oligotrophic ecosystem.
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| 10. | In many oligotrophic marine ecosystems, nitrogen fixation is a common source of nitrogen.
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