The signs of predation by the raccoon Procyon lotor on mussels Bivalvia A B accumulation of shells on the river bank C raccoon faeces at the feeding site D raccoon-specific shell damage.

 
 
  Part of: Ważna A, Gołdyn B, Ciepliński M, Bojarski J, Cichocki J (2025) Predation on endangered mussels by invasive raccoons: a case study from western Poland. Nature Conservation 58: 183-194. https://doi.org/10.3897/natureconservation.58.136779