👉 Tritrichomonadidae are a group of Gram-negative bacteria that primarily inhabit freshwater environments, including lakes and rivers, where they can be found in the lower trophic levels. These organisms have an unusual ability to survive in harsh environmental conditions by utilizing a specialized cell wall composed of lipopolysaccharide (LPS), which is produced by some species of bacteria. They are known for their ability to survive in high concentrations of antibiotics and other chemicals, often due to their resistance