IPA: /ˈnɛk.tɒn/
KK: /ˈnɛkˌtɒn/
A group of aquatic animals that can swim freely in water and are not affected by currents, including species from tiny organisms to large whales.
Fish and dolphins are examples of nekton that swim actively in the ocean.
Nekton is derived from the Greek word "nekton" (νέκτον), meaning swimming or that which swims. It refers to aquatic animals that are capable of swimming freely in the water column, distinguishing them from plankton, which are carried by currents.
Think of the Greek word for swimming ('nekton') to remember that 'nekton' refers to creatures that swim freely in the water.