Freshwater Pearl Mussel

AT A GLANCECommon Name: Freshwater Pearl MusselScientific Name: Margaritifera margaritiferaCategory: InvertebratesSubcategory: BivalvesSize: Shell length: 4.0–6.0 in (10–15 cm)Weight: 5.0–12.0 oz (140–340 g)Lifespan: 100–200+ years; one of the longest-lived...