Common Aquarium Fish Diseases: Ich, Fin Rot and More

How to recognize ich, fin rot, velvet, dropsy and other common fish diseases, and why testing your water comes before any treatment.

How to recognize ich, fin rot, velvet, dropsy and other common fish diseases, and why testing your water comes before any treatment.

A goldfish resting near the bottom of the tank isn’t always sick, but a sudden or lasting change in behavior is worth looking into. Water quality, oxygen levels, temperature, stress and illness can all make a goldfish sit on the…