The adult male, which they have nicknamed Iceberg, was spotted off the coast of Kamchatka in eastern Russia.
It appears to be healthy and leading a normal life in its pod.
White whales of various species are occasionally seen; but the only known white orcas have been young, including one with a rare genetic condition that died in a Canadian aquarium in 1972.
Edited by Still Waters, 23 April 2012 - 12:34 PM.
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