Distribution in scandinavian waters
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Maximum diameter: 5,8 cm.
Appearance: The thick shell has an off-white to yellow-brown
colour. The shell has a relatively round circumference, but the circular
lines are broken in front of the hinge by an inward bend. In it, the
lunula (little moon) that sticks out. Compare it with the Northern
lucine mussel.
Depth: 10-50 m.
Environment: Dug
down in soft sand bottoms.
Misc: The shells from the Smoothed and Rayed mussels that are
often found on Swedish beaches are always old.
Classification: The Smoothed and Rayed mussels are
members of the bivalve group under the molluscs.
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