The gill casing is called the operculum
a gill cover is used to cover the gill on the fish
It is used to cover the gill on the fish.
The scientific name for the gill cover in fish is "operculum." It is a bony flap that helps protect the delicate gills and aids in the process of respiration by regulating water flow over the gills.
Gill Byrd's birth name is Gill Arnette Byrd.
Ari Gill's birth name is Arinder Singh Gill.
Casey Gill's birth name is Casey Elizabeth Gill.
Claes Gill's birth name is Claes Daniel Gill.
Desmond Gill's birth name is Gill, Keith Desmond.
Katie Gill's birth name is Katharine Elizabeth Gill.
Kendall Gill's birth name is Kendall Cedric Gill.
Kristen Gill's birth name is Kristen Jennifer Gill.
Ranjeev Gill's birth name is Ranjeev Singh Gill.