Goldfish is swollen around the stomach and turning black?

If your goldfish is swollen around the stomach and turning black, it could be suffering from one of several conditions, including:

Dropsy: This is a bacterial infection that affects the kidneys and causes fluid retention, leading to a swollen belly. Dropsy can also cause the scales to protrude and darken.

Constipation: If your goldfish is not able to pass stool regularly, it can become constipated and its stomach will swell. Constipation can also cause the goldfish to lose its appetite and become lethargic.

Internal injury: If your goldfish has been injured internally, it could develop a swollen belly and its skin may turn black. Internal injuries can occur from fighting with other fish, or from being injured by objects in the tank.

It is important to promptly diagnose and treat the cause of your goldfish's swollen belly and blackening skin. Here are some steps you should take:

1. Observe your goldfish's behavior and appearance. Look for signs of other symptoms, such as difficulty swimming, loss of appetite, or lethargy.

2. Check the water quality in your tank. Make sure the temperature is correct, the pH is balanced, and the water is clean.

3. Test the water for ammonia, nitrite, and nitrate levels. High levels of these chemicals can be harmful to your goldfish.

4. Remove your goldfish from the tank and quarantine it in a separate container. This will help prevent the infection from spreading to other fish.

5. Treat your goldfish with antibiotics or other medications, as prescribed by a veterinarian.

6. Follow the veterinarian's instructions for care and feeding during the treatment period.

Prevention is always better than cure: To prevent your goldfish from developing health problems, make sure to provide it with clean water, a nutritious diet, and a stress-free environment. Regular water changes and monitoring of the water quality are essential for menjaga ikan mas Anda tetap sehat.