I have a 4yr old ctenopoma that I've had for 3.5 years in a 36gallon tank and he only has 1 other fish (a discus) living with him. I've had my water tested when he got sick but the parameters are all normal. The heat and aeroation are the same. At one point he was acting interested in his...
My swordtail is all of a sudden getting a curved spine so he is almost swimming in an s shape motion. What is causing this? He is still eating and scavenging my tank as he always has. He lives in a 36 Fallon with about 15 other small fish. My tank Ive had for over a year and the water tests...