The Sunlight Zone
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Transcript The Sunlight Zone
http://www.morning-earth.org/graphicE/Biosphere/BENTHOS%20IMAGE/CORALWM/Wcoral-reef.jpg
Is the “Top floor” in the Ocean
The Average depth is 200 meters
It is the smallest ocean zone
Receives the most light out of all the Zones
Most of the Ocean life is found here
http://marinebio.org/Oceans/Open-Ocean.asp
http://oceanservice.noaa.gov/education/yos/resource/JetStream/ocean/images/layersth.jpg
Has tube feet to walk with
There are thousands of species
Not all starfish have 5 arms
http://upload.wikimedia.org/wikipedia/commons/c/c8/Redknobbed.starfish.arp.jpg
They can regenerate another arm if one is lost
Eat mussels, crustaceans, worms, starfish or sea urchins.
They mainly live in the Atlantic ocean
Live in groups called “herds”
Whales are social creatures
Do not have gills; breathe
Audio of whales “talking”
through their “blowhole”
There are “toothless” whales
Whales eat plankton, fish and
plants
http://pattisoriginals.files.wordpress.com/2009/06/killer20whales.jpg
Stingrays tend to live in warm
coastal waters
Has a sharp point that is
venomous
Use sand as camouflage
They eat clams, oysters, and
mussels.
Stingrays have gills
http://leisureguy.files.wordpress.com/2006/10/stingray_big.jpg
Dolphins are found all over the world
Dolphins' have a blowhole to breathe out of
Each dolphin has its own signature whistle
http://www.brgps.edu.hk/content/b2/student/dolphin.JPG
Use echolocation to identify the objects around them
Can rest one side of their brain at a time
Use teamwork to catch a meal
Live in tropical salt and fresh
waters
They feed on algae or smaller
crustaceans
Live close to the bottom of
the zone
Eats various types of sea
animals such as shrimps,
crabs, and soft coral.
Mainly inhabit Arctic waters
around the world
Slows heartbeat down to
endure the cold temperature
Pull themselves out of the
water with their teeth
http://hotbiscuits.files.wordpress.com/2008/08/071008-walrus-04.jpg
Are found all over the world
Live in warm and cold waters
and in fresh and salt waters
Feed on deep sea fish and
other squid
Can grow up to 7 – 43 ft in
length
http://biology.unm.edu/ccouncil/Biology_203/Images/Protostomes/squid.jpg
Inhabit all of the
world’s oceans except
the arctic
Some only eat meat or
plants and some eat
both
There are seven
species of sea turtles
Can hold their breathe
for several hours
http://trekkingplanetawesome.files.wordpress.com/2009/10/hawksbill-seaturtle.jpg
Found in tropical and
temperate waters
Feed on crabs, crayfish, and
mollusks
Are fast swimmers and are
intelligent
Can lose an arm and grow it
back later
Spray a black ink as a defense
and an attack
Are found in every ocean
Over 400 species of shark
Sharks do not have scales
Its body structure is formed
from cartilage, not bone
The biggest species of shark is
the whale shark.
http://www.v7n.com/forums/attachments/forum-lobby/9428d1242310004-your-favoriteanimal-whale-shark-aquarium.jpg
Crabs are found in every
ocean
It is possible for a crab to
grow its claw back
Feeds on algae, crustaceans,
fungi, and bacteria
The teeth of a crab are inside
its mouth
Its skeleton is on the outside
of its body.
http://places.mongabay.com/south_america/DSC00767.jpg
Use tentacles to catch prey
Jellyfish can be found in every ocean
Do not have a heart, bones, or a brain
Have been around longer than the
dinosaurs
There are 350 known species of
Jellyfish
http://www.pinktentacle.com/images/echizen_kurage_07_1.jpg
The Sunlight Zone - video