A mixture of normal stool and melaena (black section of stool in the Download Scientific Diagram The Scoop On Poop Access Health Care Physicians There are no 50 shades of melena, only one color: Black; and it's a color that smells bad. Otherwise it's not melena or it's derivatives (melenic, melanotic, melenatonic ) Great thread w a Stool Colors and What They Can Tell You Your stool color can carry important clues about digestion, diet, or even disease. Most shades are harmless, but some changes signal the need for Two Islands Why are healthy bowel motions important? Blog Melaena appearance, causes, mechanism, sign value