Treating a bacterial infection in a pleco catfish / Combination of sera baktopur and sera baktopur direct
Can I keep a tortoise in a discarded aquarium?
Is it possible that no elevated nitrite levels can be detected a few days after a nitrite intoxication?
"Crystal Red" shrimps in a 25 liter aquarium
Is a CO2 system by all means necessary?
Operating a CO2 system without nocturnal switchoff?
Which CO2 unit for a 60 cm aquarium?
Black fin edges after a fin rot treatment
Can I keep aquarium fish in a pond during summer?
Can I use sera bio nitrivec in a stocked aquarium?
Can fish die even several days after a nitrite intoxication?
Does a UVC clarifier harm useful bacteria?
Does a power outage cause harm?
First fish stock for a 60 centimeter aquarium
Fish stock for a 60 cm aquarium
Fish stock questions for a 190 liter aquarium
Fish stock with Neon Tetras and catfish in a 60 cm aquarium
How can I build a bypass filter for denitrification?
How can I help a fish with unspecific symptoms?
How can I protect sensitive plants during a treatment?
How much sera floredepot is required for a 150 liter aquarium, and how long do the nutrients last?
How to change the filter felt of a sera air membrane pump
How to decolorize a water sample
Is there a special sera salt for livebearers?
Juvenile Guppy has a distorted spine
Nitrite levels remains at 0.3 mg/l for a longer time
Questions about stocking a new 200 liter aquarium
Replacing an aquarium with a bigger one
Setting up a low-current tank for gouramis
Treating fin rot in a Koi
Water becomes cloudy after a water change
Which filter for a 30 liter shrimp tank?
Which pump performance for a 230 liter aquarium?
pH value remains below 6.5 even after a water change
No water changes while being away for three weeks? / Preparing food for vacation substitute
Kribensis (Pelvicachromis pulcher): Questions about behavior and species they can be kept together with
Are clam and snail shells harmful in an aquarium?
Eggs or sporangia on Java fern?
What to do in case of brush algae?
What are the consequences of very high silicate levels?