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Invasive species
Species not native to an area, often introduced by human transport
No natural predators to control pop.
Highly competitive (aggressive feeders or fast growers) for resources
Can thrive in their non-native habitats
R-Selected Generalists
More likely to be invasive
High biotic potential & low parental care
Highly adaptable
Diverse habitat & food needs
How much does it cost to control invasives?
$120 billion/year
What do invasives cause?
Lost agricultural productivity, tourism, property value decline, fishery decline, control and removal costs
Control/Removal Methods for invasives
Laws preventing transport of invasives
Careful boat cleaning & inspection
Introduction of natural predator (biological control)
Physical removal
Note 
Flashcard (83)