I have red stuff growing in my sump. What is it?

[reefchaser]

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[roc5288]

A pic will help.

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[reefchaser]

OK I will when I get home. It looks like red slime

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[NanaReefer]

Cyanobacteria. You'll see it where there's high nutrients, low flow and possibly incorrect lighting.
My lil hob fuge is always full of it. No biggy As long as it stays in the fuge-lol. You can siphon it out as I do with WC.


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[Reefing Madness]

Sounds like Cyano