Why Is My Goldfish Turning Black? [Should You Be Concerned?]

Why is my goldfish turning black?! If you wake up one day and notice that your goldfish is turning black you might be quite concerned. Especially if you’ve never seen anything like this before. But is it really something to be worried about or is it a normal phenomenon? Goldfish are usually pretty low maintenance … Read more Why Is My Goldfish Turning Black? [Should You Be Concerned?]