Contact: Kristen Minogue
Caption: This is the tunicate Botryllus planus. Colonial tunicates like this one are made of hundreds of tiny zooids that act as a single organism. The Smithsonian Environmental Research Center has created an online public database to provide key information about the non-native marine species throughout the nation.
Credit: Rosana Rocha, Universidade de Federal de Paraná, Brazil
Usage Restrictions: Please include the photo credit when using the image.
Related news release: Smithsonian NEMESIS tracks marine invaders online