1. Ocean Habitats

2. Ocean Zones
Intertidal Zone
Neritic Zone
Open-Ocean Zone

4. Intertidal Zone Begins at the highest high- tide line on land
Ends at the point of lowest low-tide on the continental shelf
“Photic” Zone

5. Marine Life: Intertidal Zone
Sea Anemone
Horseshoe Crab
Hermit Crab
Clam
Sea Star
Shrimp
Snail

6. Neritic Zone Begins from the low-tide line of the continental shelf
Ends at the edge of the continental shelf
Coral Reefs
“Photic Zone”

7. Marine Life: Neritic Zone
Photosynthetic Bacteria and Algae
Coral
Tuna Fish
Butterfly Fish
Angel Fish

8. Open-Ocean Zone Lays beyond the continental shelf
Only a small part receives sunlight
Deepest, darkest part of the ocean

9. Zones in the Open-Ocean
Surface Zone
Receives Sunlight
Mild Temperature
Transition Zone
Change in Temperature
Deep Zone
No Light
Cold Temperature
Extreme Water Pressure

10. Marine Life: Open-Ocean Zone
Surface Zone:
Zooplankton, Krill
Transition Zone:
Squid, Shrimp, Prawn
Deep Zone:
Anglerfish, Viperfish, Vampire Squid, Black Dragonfish

11. Life in the Ocean
Plankton
Nekton
Benthos

12. Plankton Tiny algae and animals Float Carried by waves and currents
Ex. Diatoms, Tiny Young Fish, Microscopic Crustaceans (Copepods)

13. Nekton Free-swimming animals Move throughout water column
Ex. Squid, Most Fish, Whales, Seals, Other Marine Mammals

14. Benthos Ocean Floor Some Move From Place to Place:
Ex. Crabs, Sea Stars, Octopus, Lobsters
Some Stay in One Location
Ex. Sponges, Sea Anemones