Yes Virginia, there is such a thing as Black Emperor Tetras. There is also a lot of debate on whether it is a man-made colour strain or the third species of Emperor tetra, which is probably never seen. Nearly two years ago I came across a few Black Emperor Tetras in a local pet shop. I bought the best two pairs from the few that were in the tank. I have, over the years seen … [Read more...] about Black Emperor Tetras