Most aquarists consider the Aiptasia Anemone to be an unwanted pest in their aquariums. Once Aiptasia gain a foothold in your tank, they can be tough to get rid of. Here is a short course on what Aiptasia are, where they come from and methods (i.e. Peppermint Shrimp) for getting rid of them.More: Before & after: Aiptasia lemon juice injection photos.
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Photo © Jonathan Dillman