People examining a dead whale
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Pilot whale deaths off Ireland under investigation

Conservationists are trying to find out why 33 pilot whales beached and died off the coast of County Donegal in Ireland.

They say sonar equipment could be to blame, but the Royal Navy says its closest ship was 50 miles away and would not have interfered with the whales from that distance.

Alexandra Mackenzie reports.

  • 07 Nov 2010
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