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Endbericht über das Unio crassus Monitoring in den Flüssen Our und Sauer

- [monitoring_unio_crassus \[pdf\]](/files/92614.pdf)

- [![Final Unio crassus monitoring](/thumbnails/92617-212-0-Max.jpg)](/files/92617.jpg "Final Unio crassus monitoring")
- [![Final Unio crassus monitoring](/thumbnails/92618-212-0-Max.jpg)](/files/92618.jpg "Final Unio crassus monitoring")