Marine Ecosystems pp 82-83
In and Along Costal
Intertidal

Include beaches and Rocky Shores
Organisms:

Seagrasses

Barnacles

Anemones
Crabs
Neritic
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Include underwater zone from shore to continental shelf.
Organisms

Kelp Forest

Algae

Anemones

Coral
Brittle Stars
Oceanic Zones
Open Oceans: Includes all surface water until depths of 2 thousands meters
Contain the majority of sea life

Whales

Sharks

Dolphins

Plankton: tiny floating organisms

Deep Oceans: includes abyssal zones ( below 2 thousand meters)
Characteristics
No light can reach it. No photosynthesis.

Species have bioluminescence (glowing light).
Microorganisms use deep hydrothermal vent to produce energy (chemosynthesis).
Organisms

Clams

Tube worms

Anglerfish
Coldest-darkest