Attempts are currently being made to move the whale so that an autopsy can take place.
Vet Andrew Brownlow said it would take most of the day to examine the animal to establish how it died.
A digger will then bury the animal close to the beach.
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The Met Office have issued a yellow "Be Aware" warning of heavy rain for the region which is valid from 3pm Sunday until 3pm Monday
Emma Jesson brings you Saturday night's forecast
Christmas Eve which could be rather frosty, and at present, Christmas Day itself looks like being cold and clear with a few wintry showers