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7 Cards in this Set
- Front
- Back
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Invasive species |
With regard to particular ecosystem, a non-native organism whose introduction causes or is likely to cause economic or environmental harm, or harm to human, animal, or plant health |
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Non-native species or alien species |
With respect to a particular ecosystem and organism, including its seeds, eggs, spores, or other biological material capable of propagating that species, that occurs outside its natural range. |
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Stages and barriers for invasive species |
Transport, geography. Introduction, captivity or cultivation. Establishment, survival and reproduction. Spread, dispersal environmental boom or bust. |
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Common traits of successful Invaders |
Generalist Predators, broad diet and large appetite. Early age to reproduction. Broad physical tolerance. Large productive output. Dominant. Exploiters |
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Mechanisms of Invaders success |
Release from enemies, novel weapons, disturbance, property goal pressure, poorly adapted native species, abiotic match, facilitation by native species or other invasive species |
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Propagule pressure |
Number of individuals and frequency of release. Helps overcome resistance in the new environment key to establishment. The target for management. Often proxied and models |
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Common Pathways and vectors |
Ballast water, aquaculture, Bayou Fallon, pet trade, aquarium release, live bait release, marine debreeze, clothing and shoes, Plains, science, vehicles and tires, recreational boats, railroads, canals, floodplains, cargo containers, una mentals and nurseries, construction project |
