Portuguese Water Dog which is referred to as the Cao de Agua (dog of water) in its native Portugal,was bred to accompany fisherman on their boats. Its coat can be curly or wavy and is black, white, or brown, or combinations of black or brown with white. They are memnbes of the working group and were AKC recognized in 1983. They range in size from 35 to 60 pounds and 17 to 23 tall inches at the shoulder. The Portuguese Water Dog has an average lifespan of 10 to 14 years.