Common Bacteria Species Characteristics

• Bacillus Subtilis (BS)


  gram +, rod shaped; no turbidity with thick pellicle and dry, dull, irregular, raised
• Escherichia Coli(EC)


  gram -, rod shaped; turbid with sediment, and low convex, undulate, circular
• Staphylococcus Aureus (SA)


  gram +, cocci clusters; turbid with sediment, and circular, smooth, raised, off-yellow
• Alcaligenes Faecalis (AF)


  gram -, rod shaped; turbid with sediment, and umbonate, spreading edge, irregular
• Pseudomonas Aeruginosa (PA)


  gram -, rod shaped; turbid with pellicle, and raised blue green pigment
• Micrococcus Luteus (ML)


  gram +, cocci in irregular clusters; turbid with sediment, and convex, circular, entire, yellow pigment