Inland waters refer to bodies of water that are not connected to the sea, such as rivers, lakes, and ponds. There are several different synonyms for inland waters, including freshwater bodies, non-marine waterways, and continental water systems. Another synonym for inland waters is lentic ecosystems, which refers to standing water bodies such as lakes and ponds. Other synonyms for inland waters may include riverine systems, lacustrine environments, and fluvial landscapes. Regardless of the term used to describe them, these bodies of water are vital ecosystems that provide important habitats for aquatic plant and animal species and support a wide range of human activities, including recreational pursuits like fishing, swimming, and boating.