Tuesday, February 11, 2014

Inside anemones

Sea anemones often contain communities of cleaners.  Some are loaded with juvenile fish.  And we often look through their tentacles to find shrimp.


The above photo is a giant anemone, about 8 inches across, that is hosting a small population of juvenile bluehead wrasse.  At this stage, the wrasse act as cleaner fish.  The fish were about an inch in length.


This photo features a spotted cleaner shrimp, also about an inch in length.  They sway their bodies and wave their long antennae to attract fish for cleaning.


The above photo shows a pair of squat anemone shrimp.  This species ranges from about 1/4 to 3/4 inch in length.  These were about a half inch long.  They are able to leap from one tentacle to another in a jiffy, almost as if they were jet propelled.  This rapid speed seems to be an anti-predator behavior.  I don't know what eats them.

All the photos were taken at depths of 25 to 30 feet.

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