Previous Questions
- Fish Care
- Aquarium - Maintenance and Care
- Set Up & Maintenance
- Does my aquarium need gravel or substrate?
- How long should I leave my aquarium lights on for?
- What maintenance should I do on my aquarium?
- What is a biological filter?
- How do I calculate the volume of water in my aquarium / pond?
- When can I add new fish to my tank?
- Can I add tap water directly to my aquarium?
- Water Quality
- How often should I change the aquarium water?
- How often should I clean my aquarium?
- How can I eradicate algae from my aquarium?
- Why are nitrite levels slowly creeping up in my new tank set up?
- Why does my aquarium water have a pale yellow tinge to it?
- What causes cloudy water in my aquarium?
- What is Water Hardness?
- How can I test the water in my aquarium?
- Set Up & Maintenance
- Fishkeeping Myth Busting
My fish has become swollen in the belly region. What's wrong?
This could be caused by a number of things, such as a swim bladder problem, constipation, or an internal infection.
✔ Make sure that the water quality is pristine (test for ammonia and nitrite using King British 6 in 1 Water Test
Strips), and the dissolved oxygen is high (by ensuring good aeration).
✔ Stop feeding for a day or two, to allow the gut to return to normal
✔ Stop feeding for a day or two, to allow the gut to return to normal
✔ Adding a salt solution, such as King
British Revitaliser Tonic, can help the fish to recover and regain the correct balance of fluids in the body
N.B. Internal infections are notoriously difficult to treat without the use of antibiotics.