A whale was found stranded on the Southwest Washington coast on Friday, adding to a growing number of the large marine mammals that have washed ashore across the region since the start of the year.The National Oceanic and Atmospheric Administration said the animal was a Baird’s beaked whale, discovered on the Long Beach Peninsula.Michael Milstein, a press officer with NOAA’s Northwest Fisheries Science Center, said that Baird’s beaked whales are…