What are the most important characteristics of nekton?

Animals that swim or move freely in the ocean are nekton. Nekton come in all shapes and sizes. They live in shallow and deep ocean waters. Most nekton eat zooplankton, other nektons or they scavenge for waste.

What is the importance of nekton?

Nekton are the active swimmers of the oceans and are often the best-known organisms of marine waters. Nekton are the top predators in most marine food chains (see Figure 1 of the community ecology article). The distinction between nekton and plankton is not always sharp.