Unio pictorum

Unio pictorum, the painter's mussel, is a species of medium-sized freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.

Painter's mussel
External view of left valve of the shell

Least Concern  (IUCN 3.1)[1]
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Unionida
Family: Unionidae
Genus: Unio
Species:
U. pictorum
Binomial name
Unio pictorum
Internal view of both valves

This species lives in Europe. It is called the "painter's mussel" because the shell was historically used as a conveniently sized and shaped receptacle for holding artist's paint.

Distribution

The native distribution of this species is Europe and Siberia (Russia).[1]

  • Croatia
  • Czech Republic - in Bohemia, in Moravia,[2] least concern (LC);[3][4] Czech code, Decree for implementation, No. 395/1992 Sb. (and No. 175/2006 Sb.) - Critically Threatened species.
  • Slovakia[2] - not in red lists
  • Estonia – frequent.
  • Germany
  • Netherlands - Common (algemeen)[6][7]
  • Russia
  • Sweden - not so common, scattered occurrence[8]
  • British Isles - mostly in England

Biotope: water bodies and slower streams.

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References
  1. Van Damme, D. (2011). "Unio pictorum". IUCN Red List of Threatened Species. 2011: e.T155543A4795613. doi:10.2305/IUCN.UK.2011-2.RLTS.T155543A4795613.en.
  2. (in Czech) Horsák M., Juřičková L., Beran L., Čejka T. & Dvořák L. (2010). "Komentovaný seznam měkkýšů zjištěných ve volné přírodě České a Slovenské republiky. [Annotated list of mollusc species recorded outdoors in the Czech and Slovak Republics]". Malacologica Bohemoslovaca, Suppl. 1: 1-37. PDF.
  3. Juřičková L., Horsák M. & Beran L., 2001: Check-list of the molluscs (Mollusca) of the Czech Republic. Acta Soc. Zool. Bohem., 65: 25-40.
  4. "Red List of the molluscs (Mollusca) of the Czech Republic".
  5. (in German) Glöer P. & Meier-Brook C. (2003) Süsswassermollusken. DJN, pp. 134, page 109, ISBN 3-923376-02-2
  6. "Schildersmossel - Unio pictorum".
  7. "Natuurinformatie - Vragen".
  8. Painter's mussel - Naturhistoriska riksmuseet

Media related to Unio pictorum at Wikimedia Commons

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