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