The Green Yellow Sea?

Is this a real beach?

A view of the algae-filled coastline of Qingdao, Shandong province July 15, 2011. Picture taken July 15, 2011. REUTERS/China Daily

Green algae named enteromorpha prolifera had invade a coastline of Qingdao in Shandong Province.

The algae now covers at least 200 square miles of the Yellow Sea.

A Chinese man swims along the algae-filled coastline of Qingdao, in eastern China's Shandong province on July 17, 2011. Green algae continues to spread in waters off China's east coastline and although not poisonous, it can hinder the fishing industry and tourism in affected areas. (Photo: STR/AFP/Getty Images)

I don’t want to go into the water because it looks so dirty

Children play in seawater covered by a thick layer of green algae at a beach on July 17, 2011 in Qingdao, Shandong Province of China. A large area of green seaweed called enteromorpha prolifera, has approached the Qingdao coast. The algae, is non-poisonous and harmless for water quality but may threaten marine life and coastline tourism. (Photo by ChinaFotoPress/Getty Images)

A boy swims in the algae-filled coastline of Qingdao, Shandong province July 15, 2011. Picture taken July 15, 2011. REUTERS/China Daily

A fisherman looks at her algae-filled fish pond near the coastline of Qingdao, Shandong province July 14, 2011.