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sharks cant see underwter however, sharks use this kind of sound wave to see just like bats.
they have to be able to see under water.
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How do sharks smell underwater?
Water molecules are carried to the shark by water currents. If there are no water currents then it's molecular diffusion... - See more at: http://www.chacha.com/question/how-do-sharks-'smell'-blood-underwater#sthash.eHVYYyJ6.dpuf
Where do great white sharks have their babies?
Underwater
Do sharks need light underwater to survive?
no
Where do sharks live and why?
underwater they need water to survive.
What animals live near a underwater volcano?
sharks
What is the biggest fish/ underwater creature?
Whale sharks
Do hammerheard sharks have babies?
No, they are just cloned by underwater scientists.
Where in South Africa can you go in an underwater cage to see sharks?
In the small town of Gansbaai -- about a 2.5-hour drive from Cape Town along the east (Indian Ocean) coast -- you can go underwater in a cage to see the shark known as the Great White. It is also possible to float in a cage in a shark tank with ragged tooth sharks at uShaka Marine World in Durban.
Can white sharks only breathe underwater?
All Sharks are fish, and have to have water flowing over their gills to breathe.
How long so sharks hold their breath for?
Sharks can ONLY breath underwater. They're not mammals like us.
What is a bangstick?
A bangstick is a variety of underwater speargun used against sharks.
Are sharks helpful or harmful?
Sharks are essential to underwater ecosystems and fishing industries. They balance out the food-chain in the ocean and are crucial to this sensitive equilibrium. See this article for additional information: http://www.independentweekly.com.au/news/national/national/general/sharks-vital-for-marine-ecosystem-conservationists/1452216.aspx
