Which food for mangrove crabs?
Which food for angelfish?
Which food for small and finicky fish?
How can I soften dry food and remove the air it contains?
Which food for spiny eels?
Which food for guppies?
Conditioning saltwater for shrimps
No water changes while being away for three weeks? / Preparing food for vacation substitute
How are fertilizer tablets optimally applied?
Snails multiply too quickly
Tiger barb overeats
Piranhas in an aquarium
Treatment of swim bladder infections
How large does an aquaterrarium for terrapins have to be, and what do I have to consider when setting it up?
Loricariids eat plants
Betta has no upper lip
Which preconditions are required for Fighting Fish?
Discus and Altum angelfish together?
Which are suitable sand grain sizes?
Fish as snail removers?
What to do in case of brush algae?
White worms in the aquarium
What to do in case of floating algae in the aquarium?
Worms and Hydra
Shell dwelling cichlids have become more aggressive
Dwarf Gouramis are courting
Is it normal that Altolamprologus calvus grow very slowly?