Taken by Craig (Our DM for our diving at Ningaloo). Craig had an Olympus digital in a marine case.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/21976354@N07">Neil</a>
CC BY 2.0
originally posted to <b><a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a></b> as <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/21976354@N07/2348954227">Ring-tail Cardinalfish, Apogon aureus</a>