Rare Algae Turns Sea in Sydney to Tomato Soup

The Noctiluca algae can cause rashes on human skin and is considered noxious because it starves the waters of oxygen, killing fish. Report by Matt Blake. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn . Subscribe to ITN News! http://www.youtube.com/subscription_center?add_user=itnsportsnews