What is the operculum?

1 Answer
Mar 30, 2017

I hope you want to know about operculum present in a bony fish.

Explanation:

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Operculum is a movable bony flap: there are a pair of them in bony fishes, covering the gills on two sides of body. It helps in directing the water, flow over the gills which help in respiratory gas exchange.

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