The Oblong Orb Mussel (Musculium transversum) is a species of mollusc.
This freshwater species is found in canals and slow-moving lowland rivers, an
d reaches 15mm in length.
The Oblong Orb Mussel (Musculium transversum) is a species of mollusc.
This freshwater species is found in canals and slow-moving lowland rivers, an
d reaches 15mm in length.