Brown mussel
- kingdom: Animalia
- phylum: Mollusca
- class: Bivalvia
- order: Mytilida
- family: Mytilidae
- genus: Perna
- species: Perna perna
Guaratuba
Paraná- Torres
Rio Grande do Sul- Praia Grande
São Paulo
Brazil
Durban
KwaZulu-Natal
South Africa- United States
La Paloma
Rocha
Uruguay
Aransas Pass