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Old 08/03/2015, 12:32 PM   #1463
Montireef
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Join Date: Feb 2010
Posts: 331
Those big trochus might be tectus, which are nocturnal snails. Stomatellas are also nocturnal.
This explains they don't perish, as dinoflagellates detach from rocks and substrate in the night and therefore the nocturnal critters only eat mucilage which is not toxic.


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