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Would a sudden drop in lighting trigger diatoms in an established tank?
Hi, My tank has been running for years and I'm suddenly seeing diatoms on plant leaves this week. Not a serious outbreak but noticeable. I know it will resolve itself as it has in the past when I've moved stuff about or added too many fish at once. I'm just curious about the possible cause... -
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GSA on anubias and PO4 dosing
Got a few spots of GSA on the remaining anubias in my 500l tank. It is the only sign of algae so far. I seem to remember reading on here somewhere that upping PO4 can help clear it.. Did I imagine it? Currently dose (2tsp KN03 + 1tsp KH2PO) X3/wk (1tsp trace + 1tsp Epsom salts) x2/wk... -
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Algae ID pls
Is there an algae that can look like reddish brown whiskers on the edge of leaves? My 90l tank has had algae issues due to a bad layout and intermittent filter failures. Cladophora appeared on top of the driftwood directly under the lights and the edges of the plants became covered in what... -
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What's this on the glass? Start of diatoms?
Hi Can I have you expert opinion on what this might be. It looks someone has drawn a little cluster of circles on the glass with pencil. The photo doesn't show it particularly clearly. Scrapes off easily. First thought was diatoms as this tank is new but ammonia has consistently read 0...