Feed your fish from your scrubber.
Free, fresh, and does not add nitrate or phosphate to the water like normal feeding does.
This is about as good of an example of dark green slime that you can get. This HOG3 or 3x or 3xx is pull out of a saltwater sump, with probably very high nutrients, which is what causes dark green slime. More http://algaescrubber.net/forums/show...he-best-filter
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