= Plankton
{wiki=Plankton}
Plankton refers to a diverse group of tiny organisms that drift in ocean currents and other bodies of water. They are a vital part of the aquatic ecosystem and play a crucial role in the food web. Plankton is typically categorized into two main groups: 1. **Phytoplankton**: These are microscopic plant-like organisms, primarily algae, that carry out photosynthesis. They produce oxygen and serve as the primary producers in many aquatic ecosystems, forming the base of the food chain.
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