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9 Cards in this Set
- Front
- Back
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Chordate |
Kingdom Animalia Phylum Chordata |
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Hitchhiker |
Organism that "catches a ride" from one body of water to another; common riders include boat trailers, waders, nets, etc. |
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Aquarium trade |
Organisms introduced to new areas through aquarium and pet shop sales |
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Ballast water |
Large oceanic vessels take water in ballast to help with balance; organisms are taken in at one port and released at another |
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Bait release |
Bait is released into a new body of water after fishing |
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Intentional introduction |
An organism in put into an area on purpose |
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Canals |
Organisms move through waterways via canal systems |
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Types of introduction |
Hitchhiker Aquarium trade Ballast water Bait release Intentional introduction Canals |
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Phylum chordate characteristics |
Dorsal, hollow notochords Nerve cord Pharyngeal pouches (becomes gills) Tail extends beyond anus (post anal tail) |
