Ocean Nutrients

Ocean Floor

Continental shelf

Littoral Zone (Tidal Zone)

• From the shore to the end of the continental shelf

• Affected by tides• Exposed to air and

freshwater from rain• Temperature variations• Predation by land

animals

Littoral Zone Organisms• Sea urchin• Crab• Lobster • Anemone• Barnacle• Algae• Mussel• Clam• Starfish• Kelp forest• Coral Reef

Pelagic Zone

• Any water that is not near the shore or the bottom of the body of water

• Open ocean water

Benthic Zone

• Near the ocean floor• Low oxygen levels• Low sunlight levels

Ocean Organisms

• Plankton: drifting organisms– Bottom of the food chain

Plankton

• Zooplankton• Phytoplankton• Megaplankton: squid, jellyfish

Nekton

• Actively swimming organisms

Benthos:Organisms that live on or near the bottom of the ocean – Gulper eel– Deep sea jellyfish– Giant squid– Deep sea angler– Fang tooth– Hatchet fish– Halibut

Food Chain