420 Dive Log Australasia OCTOBER 2026

Trumpet fish have a similar oral anatomy to Pipe Fish

Weedy Sea Dragons do not have a brood pouch.

COMMON ANCESTOR and

COMPARATIVE ANATOMY The family Syngnathidae has extra ordinary biodiversity. All of them share a similar method of feeding with similar oral design. i.e. similar anatomy. Many have the prehensile tail.

Female Ponthoi Pygmy Sea Horse

Pygmy Pipe Horse share pipe fish and Sea Horse anatomy.

Female Ghost Pipe fish have a ventral bood pouch.

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Dive Log Australasia #420 October ’26

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