How much did the biggest brown bear weigh?

Perhaps no other animal on earth shows such a variance in size as the different races of the brown bear. Found in Europe, Asia, and North America's cooler climes, brown bears range from 300 to 700 pounds for the grizzly bear, 400 to 900 pounds for the Eurasian race, and up tp 1500 pounds or more for the coastal races known as Kodiak, Alaska brown, and Katmai brown bears.