Not sure if it would work but I have seen people put Elmer’s school glue on imbedded cactus needles. Wait for it to dry and peel it off like a layer of skin. It works for them but there may be an infection issue with marine life too.
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“In wine there is wisdom; in beer there is freedom, in water there is bacteria.” - Benjamin Franklin
Current Tank Info: 90 gallon reef. Biocube 29 lionfish tank. Mantis tank.
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