purple bacteria
Purple bacteria are a group of photosynthetic microorganisms that can be found in various environments, including freshwater, saltwater, and soil. They are known for their distinctive purple pigments, which help them capture light energy for photosynthesis. Unlike plants, purple bacteria do not produce oxygen as a byproduct; instead, they use other compounds, such as hydrogen sulfide.
These bacteria play a crucial role in the ecosystem by participating in the cycling of nutrients. They contribute to the breakdown of organic matter and can also be involved in processes like sulfur cycling, making them important for maintaining ecological balance in their habitats.