Wetlands, rivers, lakes, and coastal estuaries are all aquatic ecosystems—critical elements of Earth’s dynamic processes and essential to human economies and health. Wetlands connect land and ...

A pond is a complex aquatic ecosystem with living and non-living components. Understanding each component and their interactions can better prepare you to sustainably manage your pond. For ponds to ...

For example, a pond ecosystem may consist of a pond habitat, inhabited by aquatic plants, microorganisms in the mud at the bottom, fish in the water and a heron on the bank. If one part of an ...