Pamittan - Acoustic Trauma
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Transcript of Pamittan - Acoustic Trauma
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Sound
under water is very important for
marine animals.
They use sound to
http://www.oceanmammalinst.org/underwaternoise.html
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http://www.oceanmammalinst.org/underwaternoise.html
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Find mates
http://www.oceanmammalinst.org/underwaternoise.html
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Sound of rain, waves, volcanic
activities, whale songs, fish barks,
groans, cries, toadfish calls, andother sounds emanating from the
sea.
These sounds, are not harmful to
sea animals because they are part of
their natural environment.
http://www.healthyhearing.com/content/articles/Hearing-loss/Other/28029-Man-made-noise-is
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Anthropogenic
Photo Courtesy of Nathalie Jaquet and Jonathan Gordon
Sound from ships, boats, jet
skis, underwater explosions,
military sonar, offshore drillings,guns and other man-made
sounds propagating from thecoast.
Inappropriate volume and
frequency of anthropogenic
sounds are harmful to marineanimals.
http://www.healthyhearing.com/content/articles/Hearing-loss/Other/28029-Man-made-noise-is
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With a rise in commercial
shipping, resource- extraction
activities and military-related
activities, the ocean is
becoming a noisy environment.
http://www.ceoe.udel.edu/windpower/docs/FirestoneJarvis-acoustic-pollution-reg-07.pdfJournal of International Wildlife Law and Policy, 10:109152, 2007
Photo Courtesy of http://cires.colorado.edu/news/commercialShipping3.jpg
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Too much noise under the
sea can cause seriousacoustic trauma and
disrupts the circle of life ofmarine animals
http://www.healthyhearing.com/content/articles/Hearing-loss/Other/28029-Man-made-noise-is
// / /
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Acoustic trauma
Photo courtesy of http://weirdseamonsters.com/new-discovery-zdeep-sea-fish-have-ears/
The inner ear of a blue antimora
is the decrease or loss of
hearing ability.
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Without the ability to
hear sounds, marine
animals would be unable to
perform many of the daily
activities that are essential
to their survival.
http://www.ceoe.udel.edu/windpower/docs/FirestoneJarvis-acoustic-pollution-reg-07.pdfJournal of International Wildlife Law and Policy, 10:109
152, 2007
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Each of us has a key role in
confronting the challenges
posed by underwater noise
pollution and together we must
find the way forward prudent
and prompt action.
http://www.ceoe.udel.edu/windpower/docs/FirestoneJarvis-acoustic-pollution-reg-07.pdfJournal of International Wildlife Law and Policy, 10:109
152, 2007
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ENJOY THE SOUNDS UNDER THE SEA
By Sheilla L. Pamittan
BA Linguistics-UP DilimanPhotos Courtesy of National Geographic and http://9freepictures.com