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Transcript
Non-native species • Organisms that have been moved from one location to another where they did not originally live. • May be intentional (movement of food sources) • Or unintentional (rats on ships) • Effect on environment is unpredictable Effects • Innocuous – no significant effect on ecosystem • Beneficial – affects ecosystem in beneficial way • Destructive – harms ecosystem and affects the balance • http://www.mdsg.umd.edu/issues/restoration/n on-natives/ Invasive species • Non-native species which outcompetes or preys upon other native organisms. • Alters ecological balance