Aquatic Plants & Algae -

Primarily marine, these algae contain pigments that allow them to photosynthesize in deeper, dimmer waters where blue light penetrates.

The most important distinction lies in their complexity and evolutionary history. Aquatic Plants & Algae

These organisms act as natural filters, absorbing excess nutrients like nitrogen and phosphorus, which helps prevent toxic water conditions. Primarily marine, these algae contain pigments that allow

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Through photosynthesis, they release dissolved oxygen into the water, which is essential for fish and invertebrates.

These include the largest seaweeds, such as kelp and sargassum. They are almost exclusively marine and can create massive "underwater forests."

These plants are not attached to the bottom at all. They drift with the current, absorbing nutrients directly through roots hanging in the water. Examples include duckweed and water hyacinth. The World of Algae