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| Url | https://www.unio.lu/news/mussel-search/ |
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| MetaTitle | Mussel search - Thick shelled river mussel Life UNIO / Natura 2000 |
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| MetaDescription | Mussel search. Thick shelled river mussel Life UNIO / Natura 2000 |
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To get an overview about the population the found mussels are marked and again released at the same spot. The tagged mussels are checked once a year.

- [![Mussel search - News](/thumbnails/48098-212-0-Max.jpg)](/files/48098.jpg "Mussel search - News")