Fish health problems and care guides
Almost every aquarium disease is a water-quality problem in disguise. Fin rot, white spot, dropsy, swim bladder and the ammonia spikes behind most of them.
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All fish guides
- Fin rot in aquarium fishWhat causes fin rot and how do I treat it?
- Ich (white spot) in aquarium fishWhat are the white spots on my fish?
- Dropsy in aquarium fishWhy is my fish swollen with scales sticking out?
- Swim bladder problems in fishWhy is my fish floating upside down or sinking?
- Fish not eatingWhy has my fish stopped eating?
- Fish gasping at the surfaceUrgentWhy are my fish gasping at the top of the tank?
- Ammonia poisoning in aquariumsUrgentWhat is ammonia poisoning and how do I fix it?
- Water chemistry sensitivity and chemical irritation in fishCan fish have allergies, or is it the water?