Why have 30 whales died in a matter of months in the Gulf of Alaska? Federal probe is launched into the mysterious deaths

• NOAA Fisheries declared the deaths an 'unusual mortality event
• The deaths are about three times the historical average for the region
• There is speculation the deaths could be due to harmful algal bloom toxins
• Officials urged the public to report any sightings of dead whales

Read more: http://www.dailymail.co.uk/news/article-3206223/Federal-probe-launched-mysterious-deaths-30-large-whales-Alaska.html#ixzz3jY4tLuPz