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This keeps growing and attempting to block up the overflow.

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Anyone have any idea what this is?

I’m not sure if I should save it and put it in the sump or keep throwing the stuff away.




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Asco1104

  • Tim
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Reply #1

Hi it looks like ulva intestinalis, it likes high flow so probably why it’s growing in your overflow. It’s normally used in algae scrubbers.


Tim

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