antigonus Posted January 2, 2019 Share Posted January 2, 2019 I looked through the ID section, but didn't see anything that seemed to match, they're also on my filter inflow. It almost seems like they could be "nets" created by some creature in an area where water regularly flows through as to catch things in the water column, but I have no idea what they could be. Quote Link to comment
Clown79 Posted January 2, 2019 Share Posted January 2, 2019 Its particles collecting on it. Algae also collects on powerheads. During waterchanges, rub down the grill with a tank toothbrush 1 Quote Link to comment
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