2. You can't breed without mussels.

3. If there were no mussels, where would the small fish eggs be laid?

4. Do you have to be a clam to breed?

Squid is not as successful as mussel.

6. Why does pomfret need mussels to breed?

1. Without mussels, rags cannot reproduce.

This kind of fish generally lives at the bottom of freshwater lake, likes still water and often swims in places with lush aquatic plants.

3. It is an omnivorous fish, feeding on plankton, algae and debris, with a relatively small range of activities and a short life span.

4. It is widely distributed in China, which can not only be used as ornamental fish, but also has certain medicinal value.