cancer

I adopted my Betta fish knowing that he has cancer, and he’s been living a happy life for two months now. However last week, he started laying at the bottom of the tank (sometimes on his side) and acting really dormant. His scales are turning from purplish pink to almost translucent red. He will...

Housing: How many gallons is your tank? 5 Does it have a filter? yes Does it have a heater? yes What temperature is your tank? 82 Does your tank have an air stone or other type of aeration? No (although the new filter has a aeration system on the bottom of it, nothing too strong) Does your...

Hey guys! I'm new to this forum but I've been raising betta fish for about 15yrs on and off and I have never seen this kind of disease before. This is a Female Dragon Betta... she always had a white "stain" on her side but then it started growing and she started developing these tumor-like...

After a long battle with a growing cancerous lump on my betta after 2 years of life I had to say goodbye to him. I felt so guilty because when I first bought him I thought they only needed one gallon tank and no heater :'( but then I learned a year later they needed much much more care but I was...