Schlüsselwörter |
Fisch, Ökologie, Habitat, Substrat, Ukelei, Alburnus alburnus, Rotauge, Rutilus rutilus, Hasel, Leuciscus leuciscus, Döbel, Leuciscus cephalus, Kaulbarsch, Gmnocephalus cernuus, Flussbarsch, Perca fluviatilis, Trüsche, Quappe, Lota lota, Schmerle, Barbatula barbatula |