Three
for the Road

There are three types of nekton. The largest group of nekton are
chordates and have bones or cartilage. This group includes bony fish, whales, sharks, turtles, snakes, eels, porpoises, dolphins and seals.
Molluscan nekton are animals like octopus and squid.
Arthropod nekton are animals like shrimp. Most arthropods are
benthos or bottom dwelling organisms.
Other Nekton include:
The Squid and Octopus
Bony Fish
Sharks and Rays
Dolphins, Porpoises and Whales