Invasive Species B/C

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Re: Invasive Species B/C

Post by John Richardsim »

List an advantage and disadvantage of the use of TFM in the control of the sea lamprey.
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Re: Invasive Species B/C

Post by chscioly »

Advantage-TFM breaks down by itself after being used
 Disadvantage-may harm the gills of trout
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Re: Invasive Species B/C

Post by John Richardsim »

chscioly wrote:
Advantage-TFM breaks down by itself after being used
 Disadvantage-may harm the gills of trout
Good, your turn.
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Re: Invasive Species B/C

Post by chscioly »

[img]http://www.dhresource.com/0x0s/f2-albu-g3-M00-CA-97-rBVaHFVwE-OAWjhoAAC0y1WVrpE945.jpg/50-paulownia-seeds-princess-tree-or-empress.jpg[/img]
1. Common and scientific names
2. Where is it native to?
3. What is its impact?
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Re: Invasive Species B/C

Post by John Richardsim »

chscioly wrote:
[img]http://www.dhresource.com/0x0s/f2-albu-g3-M00-CA-97-rBVaHFVwE-OAWjhoAAC0y1WVrpE945.jpg/50-paulownia-seeds-princess-tree-or-empress.jpg[/img]
1. Common and scientific names
2. Where is it native to?
3. What is its impact?
1. Princess Tree ([i]Paulownia tomentosa[/i])
2. China
3. Grows and reproduces rapidly, displacing native species (particularly in disturbed areas).
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Re: Invasive Species B/C

Post by chscioly »

Correct, your turn
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Re: Invasive Species B/C

Post by John Richardsim »

Describe two ways to distinguish between Silver Carp and Bighead Carp.
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Re: Invasive Species B/C

Post by chscioly »

Silver carp leaps from water when startled, but bighead carp do not. They are both filter feeders, but bighead feeders filter larger particles.
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Re: Invasive Species B/C

Post by John Richardsim »

chscioly wrote:
Silver carp leaps from water when startled, but bighead carp do not. They are both filter feeders, but bighead feeders filter larger particles.
Yep, that's good. Your turn.
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Re: Invasive Species B/C

Post by chscioly »

[img]http://www.russchantler.com/gallery_15/Nutria%201.jpg[/img]
1. Common and scientific name
2. What color are its teeth?
3. Why were they introduced?
4. Impact?
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