Flabelligobius sp. and a cleaning shrimp?

The shimp " Alphus randalli " shares the burrow with this goby.
The shrimp seems to be cleaning the goby.
So copepoda (tiny white small dots near the operculum) would be taking refuge from the shrimp's cleaning course...

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depth : 144ft / 44m, Okinawa, JAPAN, 2001

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