Fishionary

A blog about fish words!

By Abigail Lynch

A blog about fish words!

opercula

Operculum

August 1, 2014 by abby Leave a Comment

The operculum is a hard, plate-like, bony flap that covers the gills of a bony fish (superclass: Osteichthyes).  It protects the gills and also serves a role respiration.  Fish can acquire dissolved oxygen through pumping water over their gills by opening and closing their jaws and opercula.  The water is flushed from the fish’s mouth over … [Read more…]

Posted in: O Tagged: opercula, operculum

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