Gill opening definitions

Gill opening

opening behind each operculum, leading to the gills
Found on http://australianmuseum.net.au/Glossary-of-fish-terms

---

gill opening

an opening behind the head that connects the gill chamber to the exterior.
Found on http://www.azgfd.gov/h_f/fishing_glossary.shtml

---

Gill opening

opening behind each operculum, leading to the gills
Found on http://www.translationdirectory.com/glossaries/glossary302.php

---