Yes, you read it right. Fish also can catch diseases and these can be caused by parasites, bacteria, viruses, or stress. However, the most common causes are poor water conditions or a newly bought fish that is already sick. I wish that you may never read this section of my Blog. But if you are here then it means that your lovely fish is not well. I will share with you the most common diseases that can happen to your fish; their causes, symptoms, and easy remedies. Few problems can be resolved easily but if you are not sure then never take a risk. Immediately, visit the Vet and explain the situation in detail.