Worms and Hydra
Wound on a Black Molly
Is a CO2 system by all means necessary?
Lighting time in an aquarium?
Can I keep male Guppies without females?
Does a power outage cause harm?
Blue-green algae / Cyanobacteria
How can I lower the iron level?
Angelfish have damaged fins after transfer
Total hardness for keeping Koi
Dwarf Gouramis are courting
Gluing rocks and decoration with silicone
Peat (sera super peat) against algae?
Is a CO2 reactor required for CO2 fertilization?
sera CO2 reactor: Connection and installation
How do I carry out a proper quarantine?
Dosage of sera ectopur
Disinfect quarantine tanks after use?
What are the consequences of very high silicate levels?
Are clam and snail shells harmful in an aquarium?
How often should I clean the filter media?
Tiger barb overeats
Which pump performance for a 230 liter aquarium?
Can I keep aquarium fish in a pond during summer?
Does the sera blue sky support algae growth, and is it suitable for planted aquariums?
Which preconditions are required for Fighting Fish?
Can I use flintstone in an aquarium?
Snails multiply too quickly
Which crabs are suitable for aquariums?
Bottom gravel is clogged by sludge
Angelfish behave apathetically
How large does an aquaterrarium for terrapins have to be, and what do I have to consider when setting it up?
Can you use magnets for attaching things in an aquarium?
Is sera siporax suitable for housing anaerobic bacteria?
Can currents also be too strong?
Is the sera fil 60/120 safe for juvenile shrimps?
Adjust pH value for shrimps