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Evaluation
Belgium
2
1758 [Common gull]
1
1763 [Herring gull]
1
1766
1
ANE
1
Condition factor
1
Ecology
1
Fish culture
1
Flanders
1
Growth
1
Het Zwin natuurreservaat
1
Larus argentatus Pontoppidan
1
Larus canus Linnaeus
1
Larus ridibundus Linnaeus
1
Marine fish
1
Monitoring
1
Nature conservation
1
North Sea
1
Planning
1
Population number
1
Quality
1
Recovery
1
Schelde R
1
Stocks
1
Turbot
1
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