Unio crassus
FranceAloneUnderwater shotMusselSiphonNear Threatened species (IUCN) NTFreshwater speciesThick shelled river mussel (Unio crassus)UnioEuropean UnionEuropeBivalve / LamellibrancheMolluskInvertebrateWild animalMorphology (zoology)OrganismLow Risk (IUCN) LRIUCN Red List of Threatened SpeciesSpeciesAquatic speciesSpecies particularityUnionidaeBivalvia / LamellibranchiaConchiferaMollusca Search by keywords