Schlüsselwörter: Fisch, Wachstum, Biomanipulation, Wels, Siluris glanis, Barsch, Perca fluviatilis, Karpfen, Cyprinus carpio, Schleie, Tinca tinca, Rotauge, Rutilus rutilus, Ukelei, Alburnus alburnus, Brachsen, Abramis brama, Schmerle, Barbartula barbartula, Blaubandbärbling, Pseudorasbora parva, Exclosure, Muschel, Alter