Question

Where is the operculum?

Answer 1

Bony fishes:

1. Osteichthyes, commonly referred to as the bony fish, whose skeleton is composed primarily of bone tissue.
2. The majority of the hard-bone fish breed by in vitro fertilization of eggs.
3. The operculum is a bony plate that covers the gills of most bony fishes.
4. The operculum is the flaps of the bone that cover the gills that protect them.
5. It opens and closes to help the bony fish breathe when not swimming.