Shells from dead mussels washed up on lake shore. This freshwater lake has high levels of nitrogen due to contamination by fertilisers used in agriculture. Filmed in Denmark. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Jensen, Claus |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Länge: | 21 Sekunden |
Seitenverhältnis: | 16:9 |
Restrictions: | - |