Perna viridis

Asian green mussel
Perna viridis showing the byssus, the downward-pointing beak, and the dark green color that becomes brownish towards the umbo
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Bivalvia
Order:	Mytilida
Family:	Mytilidae
Genus:	Perna
Species:	P. viridis
Binomial name
Perna viridis Linnaeus, 1758

Perna viridis, known as the Asian green mussel, is an economically important mussel, a bivalve belonging to the family Mytilidae. It is harvested for food but is also known to harbor toxins ^{[citation needed]} and cause damage to submerged structures such as drainage pipes. It is native in the Asia-Pacific region but has been introduced in the Caribbean, and in the waters around Japan, North America, and South America.^[1]