Oceanography Terms 3 Set 13

The area over the continental shelf, which has the greatest density and diversity of marine life is the

Neiritic Zone

Organisms capable of swimming against a current are known as:

Nekton

Organisms who are floaters or very weak swimmers who cannot fight a current are known as:

Plankton

Phytoplankton are ________ (single celled algae / cyanobacteria) while Zooplankton are _________ (holoplankton / meroplankton )

autotrophs, heterotrophs

Holoplankton are planktonic for ___ of their life (ex. )

all

Meroplankton are planktonic for ___ of their life (ex. crabs, shrimp, barnacles, starfish, jellyfish, octopus, urchins, some worms) and then move to

part

Nekton are predominantly ____. They can actively search for a hospitable environment. Many fish _______, grouping in clumps and swimming together

fish, school

Schooling _______ fish from ______ predators, such as seabirds

protects, visual

Some important predatory birds include:

Puffins, Petrels, Albatross, Penguins