INVASIVE SPECIES RESEARCH 1. Picture of your organism 2. Size of your organism. From ¼ to ½ inches 3. Where did it come from? They are native to fresh waters in eurasia they arrived in the great lakes in the 80s and were discharged from large ships from europe 4. Is it a plant or an animal? A zebra is a animal 5. How did it get here? From boats that are not washed 6. What kind of damage does it do? Zebra mussels can render beaches unusable, clog water filtration pipes, and destroy boat engines 7. What are the signs and symptoms of this organism in your ecosystem? They take the oxygen out of the water 8. What are some steps taken to prevent further spread of your organism? Washing your boat after visiting a different lake