Head length definitions

Head length

the distance from the tip of the snout (or upper lip) to the most posterior point of the opercular margin
Found on http://australianmuseum.net.au/Glossary-of-fish-terms

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Head length

the distance from the tip of the snout (or upper lip) to the most posterior point of the opercular margin
Found on http://www.translationdirectory.com/glossaries/glossary302.php

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