CHARACTERISTICS OF INVADED COMMUNITIES

(From Williams and Meffe-Status and Trends of the Nation's Biological Resources-Nonindigenous Species, U.S. Geological Survey)

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·          Climatically similar to original habitat of invader 

·          Early successional (recently disturbed) 

·          Low diversity of native species 

·          Absence of predators on invading species 

·          Absence of native species morphologically (form or structure) or ecologically similar to the invader 

·          Absence of predators or grazers in evolutionary history (naive prey) 

·          Absence of fire in evolutionary history 

·          Low-connectance food web 

·          Disturbed by humans

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* Current site content modified from original content developed by the University of Southern Mississippi/College of Marine Sciences/Gulf Coast Research Laboratory through a grant administered by the Gulf of Mexico Program.