<em>Mussels and clams are shellfish.</em> | ⇒ Traslation
The clam is a bivalve mollusk that lives in<u> salty waters</u>. Bivalves are those molluscs whose body is protected by two symmetrical shells, such as the mussel, the oyster, or the razor shell. They withstand temperatures from 5 to <u>35ºC,</u> low seas and changes in salinity.