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Ravels Forest - Belgium |
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Research Department for Limnology Mondsee - Austria |
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Reservoir of Riga Hydropower Station on the River Daugava - Latvia |
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Rimov reservoir - Czechia |
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River Bure - United Kingdom |
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River Bush - United Kingdom |
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River Coln - United Kingdom |
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River Coquet - United Kingdom |
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River Cree - United Kingdom |
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River Eden (Cumbria) - United Kingdom |