ecosystem snapshot: oceans
Post on 22-Feb-2016
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ECOSYSTEM SNAPSHOT: OCEANS
FEATURED POPULATION: SHARKS
ANIMAL FACTSAdaptations –
• Shark skin is made up of scales.• All sharks have multiple rows of teeth. While
they lose teeth on a regular basis, new teeth continue to grow, replacing those that they lose. Sharks lose up to 30,000 teeth in their lifetime.
• Sharks use body coloration as camouflage.
SHARKS: BASIC NEEDS
Basic Needs
• air• water• shelter• food
Shelter/Habitat
• sharks continually move around the oceans and find shelter when needed
Food
• fish• crustaceans• marine
mammals• mollusks
THE OCEAN COMMUNITYwhales
mackerel
tunashrimp
squid
crab
THE OCEAN ECOSYSTEM
THE OCEAN ECOSYSTEM
• Most of the ocean’s organisms live in the sunlit zone.
• The average depth of the ocean is 2–3 miles. In some places, the ocean is deeper than the tallest mountains on Earth are high!
• The ocean contains about 97% of all of the water on Earth.
PHOTO CREDITS
The photos are courtesy of clip art.
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