BP spill, cold water tied to dolphin deaths, study findsQuicklink submitted by Kyle McDermott Permalink
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|The 2010 BP oil spill contributed to an unusually high death rate for dolphins in the Gulf of Mexico, a new study suggests. Between January and April 2011, 186 dead bottlenose dolphins washed ashore between Louisiana and western Florida. Most alarmingly, nearly half of these casualties were calves, which is more than double the usual proportion of young to old dolphins found dead. Scientists now blame both natural factors and human catastrophe for the unusual die-off. 'Unfortunately, it was a 'perfect storm' that led to the dolphin deaths,' study researcher Graham Worthy, a biologist at the University of Central Florida, said in a statement. 'The oil spill and cold water of 2010 had already put significant stress on their food resources.|
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