ocean conditions are changing due to Rapid Global Climate Shift

Discussion in 'All Things Boats & Boating' started by Boston, Jan 10, 2011.

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  1. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    Science Daily | Nesting Site Protection 'Key to Save Turtles from Climate Change'

     
  2. hoytedow
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    hoytedow Carbon Based Life Form

    Climate change doesn't threaten sea turtles. People digging up their nests and robbing their eggs does. So does careless disregard for sea life by wanton disposal of fishing nets into the environment.
     
  3. michael pierzga
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    michael pierzga Senior Member

    Sea turtle gender is influence by water temp. Warm water produces more females than males and reduces overall turtle populations.

    Rising sea water temperature causes eutrophication. Already the Gulf of Mexico, Florida and The East coast are already heavily eutrophied. This will only get worse. The pollution caused by swamped coastal cities , eutrophication and beach destruction around turtle breeding and feeding zones will have an effect
     
  4. hoytedow
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    hoytedow Carbon Based Life Form

    More females mean more egg layers, unless they are monogamous, which I seriously doubt.
     
  5. michael pierzga
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    michael pierzga Senior Member

    http://www.bbc.co.uk/nature/21261584

    "The tests revealed a monogamous mating system with turtles: most egg clutches were sired by just one male, and no males had fertilised more than one female during the 75-day season. "

    The number of turtle males contributing to the next generation is important for the species' survival because it results in higher levels of genetic variation. "
     
  6. hoytedow
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    hoytedow Carbon Based Life Form

  7. troy2000
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    troy2000 Senior Member

    I don't want to get into a p****** contest about which threats are the 'biggest.' But I'd like to point out that today's turtles aren't identical to turtles from 100 million years ago. They've had countless generations to slowly evolve and adapt as the climate changed around them, along with the rest of their environment. That doesn't automatically mean they can survive the abrupt changes happening today.....
     
  8. hoytedow
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    hoytedow Carbon Based Life Form

    They certainly can't survive being tangled up in a net like the one pictured above. I have seen the remains of manatees in similar attire.
     
  9. michael pierzga
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    michael pierzga Senior Member

    I see many dead turtles. Plastic ingestion . They mistake plastic for food.


    Climate change is just one more deadly turtle hazard.
     
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  10. hoytedow
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    hoytedow Carbon Based Life Form

    This could be the cause of excess numbers of jellyfish.
     
  11. michael pierzga
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    michael pierzga Senior Member

    Mild temperature...warm winters ...reduce polyp mortality and cause jellyfish blooms.
     
  12. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    The Guardian | Keystone XL will have 'no impact on climate change', TransCanada boss says

     
  13. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    Los Angeles Times | Activist investors put climate-change issue up for vote at bank

     
  14. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    Christian Today (UK) | Churches demand tough action on climate change

     
  15. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    WBUR (NPR Boston) | Climate Change Series: Global Warming A Threat To National Security

     

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