Ocean Habitats

1
Ocean Habitats

• The ocean supports a variety of plant and animal
  life.

2
Types of Ocean Life

• Scientists classify marine organisms according to
  where they live and how they move.
• Plankton tiny algae and animals that float in
  water and are carried by waves and currents.
• Nekton free-swimming animals that can move
  through the water column.
• Benthos organisms that inhabit the ocean floor.

3
Plankton
4
Nekton
5
Benthos
6
Relationships Among Organisms

• Producers organisms that can make their own
  food. (Algae and Plankton)
• Consumers organisms that eat or consume
  producers.
• Decomposersbreak down wastes and the remains of
  other organisms.

7
Food Webs

• All of the feeding relationships that exist
  within a habitat make up a food web.
• Most ocean food webs depend on plankton. Plankton
  are a source of food for organisms of all sizes.