system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
Which types of fish contain the lowest levels of mercury?


assistant
The following types of fish contain low levels of mercury: salmon, flounder, Atlantic mackerel, anchovies, pollock, catfish, and shellfish (e.g., clams, scallops, mussels).