cardinal terta

  1. Nick_593

    Protogynous hermaphroditism in Cardinal tertas (also other Tetras?).

    Hello everyone, Just made some observations with the fish I have in my tank. I have 8 Cardinal tetras in my tank, and there is always just one that is much larger than the others. A few weeks ago the largest one died, and within 4 to 8 days, one of the others grew to be much bigger than the...