Tuesday, February 26, 2013

Whitespotted filefish

Despite their name, whitespotted filefish don't always show their spots.  Sometimes they display an orange phase. They can easily change the number and brightness of their spots.  They swim slowly over the reef, often in pairs. These fish were all about 12 to 14 inches long.  The file is the first dorsal fin, and in each of these photos, it is lying along the back, starting just above the eye.


Filefish swim gracefully, propelled largely by wave-like action along their yellow dorsal and anal fins. These photos were all taken at depths of 30 feet or less. The file is erected during some tight turns, but it may also be used to communicate with other filefish.




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