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FAQ
Green algae only in the stronger lighted part of the aquarium
Relevance:
100%
How can I remove spot algae growing on the aquarium glass?
Relevance:
90%
Brown layers on plant leaves / Diatoms
Relevance:
56%
How can I remove scratches in the aquarium glass?
Relevance:
52%
How can I soften dry food and remove the air it contains?
Relevance:
51%
sera CO2 reactor: Removing other gases
Relevance:
50%
Peat (sera super peat) against algae?
Relevance:
49%
Can I use flintstone in an aquarium?
Relevance:
48%
Algae problems with very low nitrate and phosphate levels
Relevance:
47%
Fish as snail removers?
Relevance:
45%
Which pump is suitable for the sera gravel cleaner?
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45%
How can I catch fish that cannot be caught with a net?
Relevance:
44%
Does the sera blue sky support algae growth, and is it suitable for planted aquariums?
Relevance:
44%
Disinfect quarantine tanks after use?
Relevance:
42%
"Moss balls" / Food amount
Relevance:
42%
What to do in case of brush algae?
Relevance:
41%
How to change the filter felt of a sera air membrane pump
Relevance:
40%
Blue-green algae / Cyanobacteria
Relevance:
39%
Black algae in a goldfish aquarium
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39%
UV protection foil for algae prevention?
Relevance:
39%
What to do in case of floating algae in the aquarium?
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39%
Cleaning pH electrodes
Relevance:
38%
Severe infection of goldfish
Relevance:
35%
Sudden decrease of water quality and snail invasion
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35%
Live rock from the Mediterranean Sea: Which salinity?
Relevance:
30%
Water becomes cloudy after a water change
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30%
Does a UVC clarifier harm useful bacteria?
Relevance:
23%
Biological activation delayed by filter "cleaning"
Relevance:
22%
What can I do against cloudiness?
Relevance:
21%
Questions about breeding Colisa lalia (Dwarf Gourami)
Relevance:
17%
Lighting time in an aquarium?
Relevance:
12%
Conditioning saltwater for shrimps
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12%
Fish become ill / Root smells bad
Relevance:
12%
What is the best way to attach moss to a root?
Relevance:
11%
Which food for spiny eels?
Relevance:
11%
Rot zones in the bottom gravel
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11%
Bottom gravel is clogged by sludge
Relevance:
11%
Do Otocinclus (Midget Sucker Catfish) damage plants?
Relevance:
10%
Which food for mangrove crabs?
Relevance:
10%
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