Marine biologist Antonella Servido investigates the mystery of the Canary Island pilot whales in this stunning documentary, Sounds of the Seas. Antonella wants answers as to why these whales are becoming fatally stranded and will not stop until she finds them. Military sonars are built to detect hostile submarines over hundreds of miles, but that needs hugely destructive sound volumes. As the threat of energy-wars increase, scientists are standing up to tackle the consequences for the oceans.
Duration : 52m Maturity Level : all
